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C-003 Fan Circuit > < C-001 Engine Coolant Temperature Sensor Circuit

Astra H

C-002 - Radiator Coolant Temperature Sensor Circuit

Test

Work Order Description

Nominal Value
T001

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Z 16 XEP
Z 16 XE1
Yes: No:
T002

Check: Short to Voltage/Ground/Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B39A Sensor - Temperature, Coolant
  • Ignition ON
  • Measure voltage between the following terminals:
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal (Default) 1 (Z 16 XE1) 2
    &
    Ground
Default

4.8 ... 5.2 V

(Z 16 XE1)

4.8 ... 5.2 V
Voltage Measurement Current Value: V
Yes: No:
T003

Check: Component
  • Diagnostic Tester Data List Parameter
    Radiator Coolant Temperature

greater than 4.8 V
Diagnostic Tester Data List Parameter Current Value:
Yes: No:
T004

Check: Short to Voltage/Interruption of Signal Circuit

CAUTION:

When performing any task within the engine compartment, be aware that the fan can switch on automatically - risk of injury!

  • Ignition OFF
  • Connect fused jumper wire to:
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 1
    &
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
  • Ignition ON
  • Diagnostic Tester Data List Parameter
    Radiator Coolant Temperature

less than 0.3 V
Diagnostic Tester Data List Parameter Current Value:
Yes: No:
T005

Check: Short to Voltage/Ground/Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B39A Sensor - Temperature, Coolant
  • Ignition ON
  • Measure voltage between the following terminals:
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal (Default) 1 (Z 16 XE1) 2
    &
    Ground
Default

greater than 5.2 V

(Z 16 XE1)

greater than 5.2 V
Voltage Measurement Current Value: V
Yes: No:
T006

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Z 18 XER
Z 16 XER
Yes: No:
T007

Check: Short to Voltage/Ground/Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B39B Sensor - Temperature, Coolant
  • Ignition ON
  • Measure voltage between the following terminals:
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

4.8 ... 5.2 V
Voltage Measurement Current Value: V
Yes: No:
T008

Check: Component
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A84 Control Unit - Engine
  • Ignition ON
  • Measure voltage between the following terminals:
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T009

Check: Short to Ground of Voltage Supply Circuit
  • Ignition OFF
  • Measure resistance between the following terminals:
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
    &
    Ground

greater than 500 kOhm
Resistance Measurement Current Value: kOhm
Yes: No:
T010

Check: Interruption of Signal Circuit
  • Measure resistance between the following terminals:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 28 (XC4) (Z 16 XER) 28 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
Default

less than 5 Ohm

(Z 16 XER)

less than 5 Ohm
Resistance Measurement Current Value: Ohm
Yes: No:
T011

Check: Short to Voltage/Ground/Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B39B Sensor - Temperature, Coolant
  • Ignition ON
  • Measure voltage between the following terminals:
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

greater than 5.2 V
Voltage Measurement Current Value: V
Yes: No:


Result

Cause Of Fault
E001 Result: Defective Component
  • Defective component:
    B39A Sensor - Temperature, Coolant
E002 Result: Short to Voltage/Interruption
  • Short circuit to voltage/interruption of circuit between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 49 (XC10)
    &
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal (Default) 2 (Z 16 XE1) 1

or

  • 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.
E003 Result: Defective Component
  • 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.
E004 Result: Short to Voltage
  • Short circuit to voltage between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 21 (XC10)
    &
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal (Default) 1 (Z 16 XE1) 2

or

  • 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.
E005 Result: Short to Ground/Interruption
  • Short circuit to ground/interruption of circuit between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 21 (XC10)
    &
    B39A Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal (Default) 1 (Z 16 XE1) 2

or

  • 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.
E006 Result: Defective Component
  • Defective component:
    B39B Sensor - Temperature, Coolant
    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.
E007 Result: Interruption
  • Circuit interruption between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 28 (XC4) (Z 16 XER) 28 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
E008 Result: Short to Ground
  • Short circuit to ground between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 28 (XC4) (Z 16 XER) 28 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
E009 Result: Short to Voltage
  • Short circuit to voltage between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 28 (XC4) (Z 16 XER) 28 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 2
E010 Result: Short to Voltage
  • Short circuit to voltage between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 3 (XC4) (Z 16 XER) 3 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 1

or

  • 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.
E011 Result: Short to Ground/Interruption
  • Short circuit to ground/interruption of circuit between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal (Default) 3 (XC4) (Z 16 XER) 3 (XC100)
    &
    B39B Sensor - Temperature, Coolant
    Wiring harness connector (wiring harness side) terminal 1

or

  • 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.
E012 Invalid / not supported vehicle configuration
  • The selected Checking Procedure is not valid for this vehicle configuration.





C-003 Fan Circuit > < C-001 Engine Coolant Temperature Sensor Circuit