Vauxhall Workshop Service and Repair Manuals

Test

Work Order Description

Nominal Value

Check: Short to Voltage of Voltage Supply Circuit

• Coolant temperature is less than 80 °C (176 °F)
• Ignition ON
• All consumers turned off

All cooling fans are switched off

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Component

• Ignition OFF
• Remove electrical component from socket:
  K12_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 86
  &
  Ground

greater than 11 V

Check: Component

• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

Check: Component

• Connect fused jumper wire to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 87
• Both cooling fans run at average speed

Test okay?

Check: Component

• Remove fused jumper wire
• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 86
  &
  Ground

greater than 11 V

Check: Short to Voltage of Signal Circuit

• Disconnect wiring harness connector from:
  A84 Control Unit - Engine
• Ignition ON
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 18 XE) 13 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 14 (XC8) (Z 13 DTH) 7 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K12_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 18 XE) 13 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 14 (XC8) (Z 13 DTH) 7 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)
  &
  Ground
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Circuit Interruption of Ground Circuit

• Remove fused jumper wire
• Measure resistance between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87
  &
  Ground

less than 5 Ohm

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Signal Circuit

• Remove electrical component from socket:
  FE6 Fuse
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Ignition OFF
• Measure resistance between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 69 (XC12) (Z 19 DTH) 69 (XC53) (Z 18 XE) 29 (XC4) (Z 20 LEL) (Z 20 LER) 46 (XC8) (Z 13 DTH) 8 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

Check: Interruption of Signal Circuit

• Insert electrical component in socket:
  FE6 Fuse
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

greater than 11 V

Check: Component

• Disconnect wiring harness connector from:
  M3A Motor - Radiator Fan
• Connect fused jumper wire to:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

Is cooling fan M3B running at low speed?

Check: Interruption of Voltage Supply Circuit

• Remove fused jumper wire
• Disconnect wiring harness connector from:
  M3B Motor - Radiator Fan
• Connect fused jumper wire to:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Component

• Remove fused jumper wire
• Connect wiring harness connector to:
  M3A Motor - Radiator Fan
• Insert electrical component in socket:
  K13_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 18 XE) 29 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 46 (XC8) (Z 13 DTH) 8 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)
  &
  Ground

Is cooling fan M3A running at high speed?

Check: Component

• Remove fused jumper wire
• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 30, 86
  &
  Ground

greater than 11 V

Check: Short to Voltage of Signal Circuit

• Ignition ON
• Measure voltage between the following terminals:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Component

• Ignition OFF
• Connect wiring harness connector to:
  M3B Motor - Radiator Fan
• Connect fused jumper wire to:
  Battery voltage
  &
  K11_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3B running at high speed?

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K11_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 18 XE) 46 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 45 (XC8) (Z 13 DTH) 30 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96) (Z 16 LET) (A 16 LET) 45 (XC98) (Z 22 YH) 6 (XC55)
  &
  Ground

Is cooling fan M3B running at high speed?

Check: Interruption of Signal Circuit

• Remove fused jumper wire
• Remove electrical component from socket:
  (Z 17 DTL) (Z 17 DTH) K11_X125 (Z 19 DTH) K11_X125 (Z 18 XE) K11_X125 (Z 20 LEL) (Z 20 LER) K11_X125 (Z 13 DTH) K11_X125 (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) K11_X125 (Z 16 LET) (A 16 LET) K11_X125 (Z 22 YH) K11_X125 Relay - Radiator Fan
• Measure resistance between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 94 (XC12) (Z 19 DTH) 94 (XC53) (Z 18 XE) 46 (XC4) (Z 20 LEL) (Z 20 LER) 45 (XC8) (Z 13 DTH) 30 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96) (Z 16 LET) (A 16 LET) 45 (XC98) (Z 22 YH) 6 (XC55)
  &
  (Z 17 DTL) (Z 17 DTH) K11_X125 (Z 19 DTH) K11_X125 (Z 18 XE) K11_X125 (Z 20 LEL) (Z 20 LER) K11_X125 (Z 13 DTH) K11_X125 (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) K11_X125 (Z 16 LET) (A 16 LET) K11_X125 (Z 22 YH) K11_X125 Relay - Radiator Fan
  Socket Terminal 85

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

less than 5 Ohm

Check: Component

• Ground the following terminal briefly several times:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
• Clicking noise from following component:
  K30B Relay - Radiator Fan

Test okay?

Check: Component

• Disconnect wiring harness connector from:
  M3B Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Remove fused jumper wire
• Disconnect wiring harness connector from:
  X125 Underhood Electronic Module
• Connect fused jumper wire to:
  Battery voltage
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 23 (XE1)
  and
• Connect fused jumper wire to:
  Battery voltage
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)
  and
• Connect fused jumper wire to:
  Ground
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
• Measure voltage between the following terminals:
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Interruption of Signal Circuit

• Disconnect wiring harness connector from:
  X125 Underhood Electronic Module
• Connect fused jumper wire to:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)
  &
  Battery voltage
• Measure voltage between the following terminals:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (X1)
  &
  Ground

greater than 11 V

Check: Short to Voltage of Signal Circuit

• Ignition OFF
• Disconnect wiring harness connector from:
  X125 Underhood Electronic Module
• Ignition ON
• Measure voltage between the following terminals:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Signal Circuit

• Measure voltage between the following terminals:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Signal Circuit

• Ignition ON
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Short to Ground/Interruption of Signal Circuit

• Ignition OFF
• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96) (Z 22 YH) 23 (XC55) (Z 16 LET) (A 16 LET) 46 (XC98)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 30, 86
  &
  Ground

greater than 11 V

Check: Component

• Connect fused jumper wire to:
  Battery voltage
  &
  K11_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3B running at high speed?

Check: Short to Voltage of Signal Circuit

• Remove fused jumper wire
• Ignition ON
• Measure voltage between the following terminals:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Ignition OFF
• Connect fused jumper wire to:
  Battery voltage
  &
  K11_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 94 (XC12) (Z 19 DTH) 94 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K11_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96)
  &
  Ground

Is cooling fan M3B running at high speed?

Check: Interruption of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3B Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Remove fused jumper wire
• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87A
• Measure voltage between the following terminals:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 87
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3A Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Remove fused jumper wire
• Connect fused jumper wire to:
  Battery voltage
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Component

• Ignition OFF
• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 86
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3 running at low speed?

Check: Short to Voltage of Signal Circuit

• Remove fused jumper wire
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine
• Ignition ON
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Ignition OFF
• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 18 XER) 59 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K13_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 18 XER) 59 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100)
  &
  Ground

Is cooling fan M3 running at low speed?

Check: Component

• Remove fused jumper wire
• Remove electrical component from socket:
  K12_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 30, 86
  &
  Ground

greater than 11 V

Check: Short to Voltage of Signal Circuit

• Remove fused jumper wire
• Ignition ON
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 18 XER) 10 (XC4) (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 16 XE1) 39 (XC10) (Z 16 XER) 61 (XC100)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K12_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 18 XER) 10 (XC4) (Z 16 XE1) 39 (XC10) (Z 16 XER) 61 (XC100)
  &
  Ground

Is cooling fan M3 running at high speed?

Check: Component

• Disconnect wiring harness connector from:
  M3 Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Component

• Connect fused jumper wire to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3 running at high speed?

Check: Interruption of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3 Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Component

• Ignition OFF
• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 86
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 30
  &
  Ground

greater than 11 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Interruption of Voltage Supply Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3 running at high speed?

Check: Short to Voltage of Signal Circuit

• Remove fused jumper wire
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine
• Ignition ON
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Interruption of Signal Circuit

• Ignition OFF
• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 17 DTL) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 59 (XC4) (Z 16 XE1) 24 (XC10) (Z 16 XER) 59 (XC100) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Component

• Remove fused jumper wire
• Insert electrical component in socket:
  K13_X125 Relay - Radiator Fan
• Connect fused jumper wire to:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 17 DTL) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 59 (XC4) (Z 16 XE1) 24 (XC10) (Z 16 XER) 59 (XC100) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)
  &
  Ground

Is the cooling fan M3 running?

Check: Short to Voltage of Signal Circuit

• Remove fused jumper wire
• Remove electrical component from socket:
  K12_X125 Relay - Radiator Fan
• Ignition ON
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

less than 0.3 V

Check: Component

• Ignition OFF
• Measure voltage between the following terminals:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 30, 86
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3 running at high speed?

Check: Interruption of Signal Circuit

• Remove fused jumper wire
• Connect fused jumper wire to:
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Battery voltage
• Measure voltage between the following terminals:
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 17 DTL) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 13 DTH) 8 (XC20) (Z 18 XER) 10 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)
  &
  Ground

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3 Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3 Motor - Radiator Fan
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

greater than 11 V

Check: Interruption of Voltage Supply Circuit

• Connect fused jumper wire to:
  Battery voltage
  &
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87

Is cooling fan M3 running at low speed?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Signal Circuit

• Ignition OFF
• Disconnect wiring harness connector from:
  (Default) M3 (Z 20 LEH) (Z 20 LEL) (Z 20 LER) (Z 17 DTH) (Z 17 DTJ) (Z 17 DTR) (Z 13 DTH), (Air Conditioning (not ECC)) (Z 13 DTH), (Electronic Climate Control ECC) (Z 13 DTH), (Automatic Climate Control SAC) (Z 17 DTL), (Air Conditioning (not ECC)) (Z 17 DTL), (Electronic Climate Control ECC) (Z 17 DTL), (Automatic Climate Control SAC) (Z 19 DT), (Air Conditioning (not ECC)) (Z 19 DT), (Electronic Climate Control ECC) (Z 19 DT), (Automatic Climate Control SAC) (Z 19 DT), (Front Wheel Drive, Automatic Transmission, AF 40-6) (Z 19 DTH), (Air Conditioning (not ECC)) (Z 19 DTH), (Electronic Climate Control ECC) (Z 19 DTH), (Automatic Climate Control SAC) (Z 19 DTL), (Air Conditioning (not ECC)) (Z 19 DTL), (Electronic Climate Control ECC) (Z 19 DTL), (Automatic Climate Control SAC) (A 17 DTJ) (A 17 DTR) M3A (Z 16 LET), (Air Conditioning (not ECC)) (Z 16 LET), (Electronic Climate Control ECC) (Z 16 LET), (Automatic Climate Control SAC) (Z 22 YH), (Air Conditioning (not ECC)) (Z 22 YH), (Electronic Climate Control ECC) (Z 22 YH), (Automatic Climate Control SAC) (A 16 LET), (Air Conditioning (not ECC)) (A 16 LET), (Automatic Climate Control SAC) (A 16 LET), (Electronic Climate Control ECC) M3A (Z 18 XE), (Air Conditioning (not ECC)) (Z 18 XE), (Electronic Climate Control ECC) (Z 18 XE), (Automatic Climate Control SAC) (Z 18 XE), (Front Wheel Drive, Automatic Transmission, AF 17-4) M3A Motor - Radiator Fan
• Ignition ON
• Measure voltage between the following terminals:
  Wiring harness connector (wiring harness side) terminal 3
  &
  Ground

less than 0.3 V

less than 0.3 V

less than 0.3 V

less than 0.3 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Voltage Supply Circuit

• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Component

• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Ignition OFF
• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Ignition ON
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Component

• Ignition OFF
• Connect test light ( 3 W ) to:
  Battery voltage
  &
  K11_X125 Relay - Radiator Fan
  Socket Terminal 85

Test light OFF?

Check: Component

• Ignition OFF
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine

Test light OFF?

Check: Short to Voltage of Voltage Supply Circuit

• Ignition OFF
• Remove electrical component from socket:
  (Default) K13_X125 (Z 12 XEP), (Air Conditioning (not ECC)) (Z 12 XEP), (Electronic Climate Control ECC) (Z 12 XEP), (Automatic Climate Control SAC) (Z 14 XEL), (Air Conditioning (not ECC)) (Z 14 XEL), (Electronic Climate Control ECC) (Z 14 XEL), (Automatic Climate Control SAC) (Z 14 XEP), (Air Conditioning (not ECC)) (Z 14 XEP), (Electronic Climate Control ECC) (Z 14 XEP), (Automatic Climate Control SAC) (Z 16 XEP), (Air Conditioning (not ECC)) (Z 16 XEP), (Electronic Climate Control ECC) (Z 16 XEP), (Automatic Climate Control SAC) (Z 18 XE), (Air Conditioning (not ECC)) (Z 18 XE), (Electronic Climate Control ECC) (Z 18 XE), (Automatic Climate Control SAC) (Z 18 XER), (Air Conditioning (not ECC)) (Z 18 XER), (Electronic Climate Control ECC) (Z 18 XER), (Automatic Climate Control SAC) K12_X125 Relay - Radiator Fan
• Ignition ON
• Measure voltage between the following terminals:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

less than 0.3 V

Check: Short to Ground of Signal Circuit

• Connect test light to:
  (Default) K13_X125 (Astra-H), (Air Conditioning (not ECC)) (Astra-H), (Electronic Climate Control ECC) (Astra-H), (Automatic Climate Control SAC) K12_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Ground

Test light OFF?

Check: Component

• Ignition OFF
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine

Test light OFF?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Signal Circuit

• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Component

• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Remove electrical component from socket:
  FE6 Fuse
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Short to Ground of Signal Circuit

• Connect test light ( 3 W ) to:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Battery voltage

Test light OFF?

Check: Component

• Remove electrical component from socket:
  FE5 Fuse
• Insert electrical component in socket:
  FE6 Fuse
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Short to Ground of Signal Circuit

• Remove test light
• Disconnect wiring harness connector from:
  X125 Underhood Electronic Module
• Connect test light ( 3 W ) to:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
  &
  Battery voltage

Test light OFF?

Check: Short to Ground of Signal Circuit

• Remove test light
• Connect test light ( 3 W ) to:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  Battery voltage

Test light OFF?

Check: Short to Voltage of Voltage Supply Circuit

• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Disconnect wiring harness connector from:
  M3B Motor - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87A
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Measure voltage between the following terminals:
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87A
  &
  Ground

less than 0.3 V

Check: Component

• Connect test light ( 3 W ) to:
  K11_X125 Relay - Radiator Fan
  Socket Terminal 85
  &
  Battery voltage

Test light OFF?

Check: Component

• Ignition OFF
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine

Test light OFF?

Check: Short to Voltage of Voltage Supply Circuit

• Ignition OFF
• Disconnect wiring harness connector from:
  X125 Underhood Electronic Module
• Ignition ON
• Measure voltage between the following terminals:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE1)
  &
  Ground

less than 0.3 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Signal Circuit

• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Voltage Supply Circuit

• Remove electrical component from socket:
  K13_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Signal Circuit

• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87A
  &
  Ground

less than 0.3 V

Check: Short to Voltage of Signal Circuit

• Remove electrical component from socket:
  K11_X125 Relay - Radiator Fan
• Measure voltage between the following terminals:
  K13_X125 Relay - Radiator Fan
  Socket Terminal 87A
  &
  Ground

less than 0.3 V

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Short to Voltage of Voltage Supply Circuit

• Ignition OFF
• Remove electrical component from socket:
  (Default) K12_X125 (Z 18 XE), (Air Conditioning (not ECC)), (Front Wheel Drive, Automatic Transmission, AF 17-4) (Z 18 XE), (Electronic Climate Control ECC), (Front Wheel Drive, Automatic Transmission, AF 17-4) (Z 18 XE), (Automatic Climate Control SAC), (Front Wheel Drive, Automatic Transmission, AF 17-4) K12_X125 (Z 17 DTL), (Air Conditioning (not ECC)) (Z 17 DTL), (Electronic Climate Control ECC) (Z 17 DTH) (Z 19 DTH), (Air Conditioning (not ECC)) (Z 19 DTH), (Electronic Climate Control ECC) (Z 20 LER) (Z 20 LEL) (Z 13 DTH), (Air Conditioning (not ECC)) (Z 13 DTH), (Electronic Climate Control ECC) (Z 19 DT), (Air Conditioning (not ECC)) (Z 19 DT), (Electronic Climate Control ECC) (Z 19 DTL), (Air Conditioning (not ECC)) (Z 19 DTL), (Electronic Climate Control ECC) (Z 13 DTH), (Automatic Climate Control SAC) (Z 17 DTL), (Automatic Climate Control SAC) (Z 19 DT), (Automatic Climate Control SAC) (Z 19 DTH), (Automatic Climate Control SAC) (Z 19 DTL), (Automatic Climate Control SAC) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) K12_X125 (Z 16 LET), (Air Conditioning (not ECC)) (Z 16 LET), (Electronic Climate Control ECC) (Z 16 LET), (Automatic Climate Control SAC) (Z 22 YH), (Air Conditioning (not ECC)) (Z 22 YH), (Electronic Climate Control ECC) (Z 22 YH), (Automatic Climate Control SAC) (A 16 LET), (Air Conditioning (not ECC)) (A 16 LET), (Electronic Climate Control ECC) (A 16 LET), (Automatic Climate Control SAC) K12_X125 Relay - Radiator Fan
• Ignition ON
• Measure voltage between the following terminals:
  (Default) M3 (Z 18 XE), (Air Conditioning (not ECC)), (Front Wheel Drive, Automatic Transmission, AF 17-4) (Z 18 XE), (Electronic Climate Control ECC), (Front Wheel Drive, Automatic Transmission, AF 17-4) (Z 18 XE), (Automatic Climate Control SAC), (Front Wheel Drive, Automatic Transmission, AF 17-4) M3A (Z 17 DTL), (Air Conditioning (not ECC)) (Z 17 DTL), (Electronic Climate Control ECC) (Z 17 DTH) (Z 19 DTH), (Air Conditioning (not ECC)) (Z 19 DTH), (Electronic Climate Control ECC) (Z 20 LER) (Z 20 LEL) (Z 13 DTH), (Air Conditioning (not ECC)) (Z 13 DTH), (Electronic Climate Control ECC) (Z 19 DT), (Air Conditioning (not ECC)) (Z 19 DT), (Electronic Climate Control ECC) (Z 19 DTL), (Air Conditioning (not ECC)) (Z 19 DTL), (Electronic Climate Control ECC) (Z 13 DTH), (Automatic Climate Control SAC) (Z 17 DTL), (Automatic Climate Control SAC) (Z 19 DT), (Automatic Climate Control SAC) (Z 19 DTH), (Automatic Climate Control SAC) (Z 19 DTL), (Automatic Climate Control SAC) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) M3A (Z 16 LET), (Air Conditioning (not ECC)) (Z 16 LET), (Electronic Climate Control ECC) (Z 16 LET), (Automatic Climate Control SAC) (Z 22 YH), (Air Conditioning (not ECC)) (Z 22 YH), (Electronic Climate Control ECC) (Z 22 YH), (Automatic Climate Control SAC) (A 16 LET), (Air Conditioning (not ECC)) (A 16 LET), (Electronic Climate Control ECC) (A 16 LET), (Automatic Climate Control SAC) M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3
  &
  Ground

less than 0.3 V

less than 0.3 V

less than 0.3 V

less than 0.3 V

Check: Component

• Connect test light ( 3 W ) to:
  Battery voltage
  &
  K12_X125 Relay - Radiator Fan
  Socket Terminal 85

Test light OFF?

Check: Component

• Ignition OFF
• Disconnect wiring harness connector from:
  A84 Control Unit - Engine

Test light OFF?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Result

Cause Of Fault

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K11_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 18 XE) 46 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 45 (XC8) (Z 13 DTH) 30 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96) (Z 16 LET) (A 16 LET) 45 (XC98) (Z 22 YH) 6 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 18 XE) 46 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 45 (XC8) (Z 13 DTH) 30 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96) (Z 16 LET) (A 16 LET) 45 (XC98) (Z 22 YH) 6 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3A Motor - Radiator Fan
  or
  K13_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  K30B Relay - Radiator Fan

• Circuit interruption between:
  K30A Relay - Radiator Fan
  Wiring harness connector colour WHBK
  &
  Ground

or

• Defective component:
  K30A Relay - Radiator Fan
  or
  K30B Relay - Radiator Fan

Note:

Wiring colours: BK=Black, BN=Brown, BU=Blue, GD=Gold, GN=Green, GY=Grey, OG=Orange, PK=Pink, RD=Red, SR=Silver, TQ=Turquoise, VT=Violet, WH=White, YE=Yellow,
L=Light, D=Dark

• Defective component:
  M3B Motor - Radiator Fan

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 23 (XE1)
  &
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  K30A Relay - Radiator Fan

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21(XE1)

or

• Defective component:
  K30A Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 18 XE) 29 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 46 (XC8) (Z 13 DTH) 8 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)

or

• Defective component:
  K30A Relay - Radiator Fan
  or
  K30B Relay - Radiator Fan

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 18 XE) 29 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 46 (XC8) (Z 13 DTH) 8 (XC20) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96)

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K11_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 94 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 94 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 48 (XC96)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground/interruption of circuit between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96) (Z 22 YH) 23 (XC55) (Z 16 LET) (A 16 LET) 46 (XC98)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96) (Z 22 YH) 23 (XC55) (Z 16 LET) (A 16 LET) 46 (XC98)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 5 (XE1)
  &
  Ground

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K12_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 18 XE) 13 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 14 (XC8) (Z 13 DTH) 7 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 90 (XC12) (Z 19 DTH) (Z 19 DTH) (Z 19 DTL) 90 (XC53) (Z 18 XE) 13 (XC4) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 14 (XC8) (Z 13 DTH) 7 (XC20) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

or

• Defective component:
  M3B Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE1)
  &
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 20 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 19 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3A Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 4 (XE1)
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE1)
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K12_X125 Relay - Radiator Fan

• The selected Checking Procedure is not valid for this vehicle configuration.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 18 XE) 29 (XC4) (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XER) 10 (XC4) (Z 16 XE1) 39 (XC10) (Z 16 XER) 61 (XC100)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 18 XER) 10 (XC4) (Z 16 XE1) 39 (XC10)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3 Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE1)
  &
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K13_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 3 (XE3) (Z 16 XEP) 3 (XE3) (Z 18 XE) 3 (XE3) (Z 18 XER) 3 (XE3) (Z 16 XE1) 3 (XE3) (Z 16 XER) 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 18 XER) 59 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 18 XER) 59 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

or

• Defective component:
  M3 Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 5 (XE1)
  &
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 4 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K12_X125 Relay - Radiator Fan
  or
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

Note:

The replacement of the components must be done in the listed order.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 17 DTL) 69 (XC12) (Z 19 DTH) (Z 19 DTL) (Z 19 DT) 69 (XC53) (Z 13 DTH) 8 (XC20) (Z 18 XER) 10 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3 Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE1)
  &
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 17 DTL) 69 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 13 DTH) 8 (XC20) (Z 18 XER) 10 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  K13_X125 Relay - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 17 DTL) 90 (XC12) (Z 19 DTH) (Z 19 DTL) (Z 19 DT) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 59 (XC4) (Z 16 XE1) 24 (XC10) (Z 16 XER) 59 (XC100) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 17 DTL) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 59 (XC4) (Z 16 XE1) 24 (XC10) (Z 16 XER) 59 (XC100) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  Ground

or

• Defective component:
  M3 Motor - Radiator Fan

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 5 (XE1)
  &
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Circuit interruption between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 21 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 4 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3 Motor - Radiator Fan

• Defective component:
  K11_X125 Relay - Radiator Fan

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 45 (XC2) (Z 16 XEP) 39 (XC10) (Z 18 XE) 46 (XC4)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  (Default) K13_X125 (Astra-H), (Air Conditioning (not ECC)) (Astra-H), (Electronic Climate Control ECC) (Astra-H), (Automatic Climate Control SAC) K12_X125 Relay - Radiator Fan

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 6 (XE3) (Z 16 XEP) 6 (XE3) (Z 18 XE) 6 (XE3) (Z 18 XER) 6 (XE3) (Z 16 XE1) 3 (XE3) (Z 16 XER) 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 46 (XC2) (Z 16 XEP) 31 (XC10) (Z 18 XE) 29 (XC4) (Z 18 XER) 10 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 14 (XC2) (Z 16 XEP) 24 (XC10) (Z 18 XE) 13 (XC4) (Z 17 DTL) 90 (XC12) (Z 19 DT) (Z 19 DTH) (Z 19 DTL) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 10 (XC4) (Z 16 XE1) 24 (XC10) (Z 16 XER) 59 (XC100) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 22 YH) 23 (XC55)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal (Default) 5 (XE1) (Astra-H), (Air Conditioning (not ECC)) (Astra-H), (Electronic Climate Control ECC) (Astra-H), (Automatic Climate Control SAC) 3 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3A Motor - Radiator Fan

• Defective component:
  K13_X125 Relay - Radiator Fan

• Defective component:
  K30A Relay - Radiator Fan

• Short circuit to voltage between:
  K30B Relay - Radiator Fan
  Socket connector colour WHBK
  &
  K30A Relay - Radiator Fan
  Socket connector colour WHBK

or

• Defective component:
  K30B Relay - Radiator Fan

Note:

Wiring colours: BK=Black, BN=Brown, BU=Blue, GD=Gold, GN=Green, GY=Grey, OG=Orange, PK=Pink, RD=Red, SR=Silver, TQ=Turquoise, VT=Violet, WH=White, YE=Yellow,
L=Light, D=Dark

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 18 XE) 29 (XC4) (Z 20 LEL) (Z 20 LER) 46 (XC8) (Z 17 DTL) (Z 17 DTH) 69 (XC12) (Z 19 DTH) 69 (XC53) (Z 13 DTH) 8 (XC20) (Z 16 LET) (A 16 LET) 46 (XC98) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 36 (XC96)

or

• Defective component:
  A84 Control Unit - Engine

Note:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 34 (XE1)
  &
  K30A Relay - Radiator Fan
  Wiring harness connector colour BNYE

or

• Defective component:
  K30A Relay - Radiator Fan

Note:

Wiring colours: BK=Black, BN=Brown, BU=Blue, GD=Gold, GN=Green, GY=Grey, OG=Orange, PK=Pink, RD=Red, SR=Silver, TQ=Turquoise, VT=Violet, WH=White, YE=Yellow,
L=Light, D=Dark

• Short circuit to voltage between:
  K30B Relay - Radiator Fan
  Wiring harness connector colour WH
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) wiring colour 2

or

• Defective component:
  K30B Relay - Radiator Fan

Note:

Wiring colours: BG=Beige, BK=Black, BN=Brown, BU=Blue, GN=Green, GY=Grey, OC=Ochre, OG=Orange, PK=Pink, PU=Purple, RD=Red, VT=Violet, WH=White, YE=Yellow,
L=Light, D=Dark

• Defective component:
  M3B Motor - Radiator Fan
  or
  K13_X125 Relay - Radiator Fan

• Short circuit to voltage between:
  K30A Relay - Radiator Fan
  Socket connector colour RDGN
  &
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 2

or

• Defective component:
  K30A Relay - Radiator Fan

Note:

Wiring colours: BK=Black, BN=Brown, BU=Blue, GD=Gold, GN=Green, GY=Grey, OG=Orange, PK=Pink, RD=Red, SR=Silver, TQ=Turquoise, VT=Violet, WH=White, YE=Yellow,
L=Light, D=Dark

• Defective component:
  K11_X125 Relay - Radiator Fan

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTH) (Z 17 DTL) 94 (XC12) (Z 18 XE) 46 (XC4) (Z 20 LEL) (Z 20 LER) 45 (XC8) (Z 19 DTH) 94 (XC53) (Z 13 DTH) 30 (XC20)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 19 (XE1)
  &
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 20 (XE1)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 2 (XE1)
  &
  M3B Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 4 (XE1)
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Defective component:
  M3A Motor - Radiator Fan

• Defective component:
  K13_X125 Relay - Radiator Fan

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 4 (XE1)
  &
  M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 1

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• The selected Checking Procedure is not valid for this vehicle configuration.

• Defective component:
  K12_X125 Relay - Radiator Fan

• Defective component:
  A84 Control Unit - Engine

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 6 (XE3) (Z 20 LEL) (Z 20 LER) 6 (XE3) (Z 18 XE), (Front Wheel Drive, Automatic Transmission, AF 17-4) 6 (XE3) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 6 (XE3) (Z 13 DTH) 6 (XE3) (Z 18 XER) 6 (XE3) (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 6 (XE3) (Z 16 XEP) 6 (XE3) (Z 16 XE1) 6 (XE3) (Z 16 XER) 6 (XE3) (Z 16 LET) (A 16 LET) 6 (XE3) (Z 22 YH) 6 (XE3) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 17 DTL) (Z 17 DTH) 90 (XC12) (Z 20 LEL) (Z 20 LER) 14 (XC8) (Z 18 XE), (Front Wheel Drive, Automatic Transmission, AF 17-4) 13 (XC4) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 90 (XC53) (Z 13 DTH) 7 (XC20) (Z 18 XER) 10 (XC4) (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) 45 (XC2) (Z 16 XEP) 39 (XC10) (Z 16 XE1) 39 (XC10) (Z 16 XER) 61 (XC100) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to ground between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 6 (XE3)
  &
  A84 Control Unit - Engine
  Wiring harness connector (wiring harness side) terminal (Z 16 XEP) 31 (XC10) (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) 46 (XC2) (Z 18 XE) 29 (XC4) (Z 17 DTL) 69 (XC12) (Z 17 DTH) 90 (XC12) (Z 19 DTH) (Z 19 DT) (Z 19 DTL) 69 (XC53) (Z 20 LEL) (Z 20 LER) (Z 20 LEH) 14 (XC8) (Z 13 DTH) 8 (XC20) (Z 18 XER) 10 (XC4) (Z 16 XE1) 31 (XC10) (Z 16 XER) 10 (XC100) (Z 16 LET) (A 16 LET) 14 (XC98) (Z 22 YH) 55 (XC55) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) 54 (XC96)

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal (Default) 3 (XE1) (2005), (Z 14 XEL) (2005), (Z 14 XEP) (2005), (Z 16 XEP) (2005), (Z 18 XE), (Front Wheel Drive, Manual Transmission) (2005), (Z 12 XEP) (Z 16 XE1) (Z 16 XER) 5 (XE1) (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) (Z 16 XEP) (Z 18 XE), (Front Wheel Drive, Manual Transmission) (Z 18 XER) 3 (XE1)
  &
  (Default) M3A (2005), (Z 14 XEL) (2005), (Z 14 XEP) (2005), (Z 16 XEP) (2005), (Z 18 XE), (Front Wheel Drive, Manual Transmission) (2005), (Z 12 XEP) (Z 16 XE1) (Z 16 XER) M3 (Z 12 XEP) (Z 14 XEL) (Z 14 XEP) (Z 16 XEP) (Z 18 XE), (Front Wheel Drive, Manual Transmission) (Z 18 XER) M3 Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

• Short circuit to voltage between:
  X125 Underhood Electronic Module
  Wiring harness connector (wiring harness side) terminal 3 (XE1)
  &
  (Default) M3 (Z 14 XEL) (Z 14 XEP) (Z 12 XEP) M3 (Z 17 DTH) (Z 19 DTH), (Air Conditioning (not ECC)) (Z 19 DTH), (Electronic Climate Control ECC) (Z 20 LER) (Z 20 LEL) (Z 20 LEH) (Z 19 DT), (Air Conditioning (not ECC)) (Z 19 DT), (Electronic Climate Control ECC) (Z 19 DTL), (Electronic Climate Control ECC) (Z 19 DTL), (Air Conditioning (not ECC)) (Z 19 DT), (Automatic Climate Control SAC) (Z 19 DTH), (Automatic Climate Control SAC) (Z 19 DTL), (Automatic Climate Control SAC) (Z 17 DTJ) (Z 17 DTR) (A 17 DTJ) (A 17 DTR) M3A Motor - Radiator Fan
  Wiring harness connector (wiring harness side) terminal 3

or

• Defective component:
  X125 Underhood Electronic Module

Important:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.