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C-016 Ignition Coil Primary/Secondary Circuit > < C-014 Cylinder 3 Injector Circuit

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C-015 - Cylinder 4 Injector Circuit

Test

Work Order Description

Nominal Value
T001

Check: Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    L2D Injection Valve - Cylinder 4
  • Remove electrical component from socket:
    K10_X125 Relay - Fuel Pump
  • Connect fused jumper wire to:
    K10_X125 Relay - Fuel Pump
    Socket Terminal 87
    &
    Battery voltage
  • Measure voltage between the following terminals:
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

greater than 11 V
Voltage Measurement Current Value: V
Yes: No:
T002

Check: Short to Voltage of Signal Circuit
  • Remove fused jumper wire
  • Disconnect wiring harness connector from:
    M3 Motor - Radiator Fan
    and
    A84 Control Unit - Engine
    (Wiring Harness Connector XC1 )
  • Ignition ON
  • Measure voltage between the following terminals:
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 2
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T003

Check: Short to Ground of Signal Circuit
  • Ignition OFF
  • Measure resistance between the following terminals:
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 2
    &
    Ground

greater than 500 kOhm
Resistance Measurement Current Value: kOhm
Yes: No:
T004

Check: Component
  • Measure resistance between the following terminals:
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (component side) terminal 1
    &
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (component side) terminal 2

10 ... 14 Ohm
Resistance Measurement Current Value: Ohm
Yes: No:


Result

Cause Of Fault
E001 Result: Interruption
  • Circuit interruption between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 19 (XC1)
    &
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 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.
E002 Result: Defective Component
  • Defective component:
    L2D Injection Valve - Cylinder 4
E003 Result: Short to Ground
  • Short circuit to ground between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 19 (XC1)
    &
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 2
E004 Result: Short to Voltage
  • Short circuit to voltage between:
    A84 Control Unit - Engine
    Wiring harness connector (wiring harness side) terminal 19 (XC1)
    &
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 2
E005 Result: Interruption
  • Circuit interruption between:
    K10_X125 Relay - Fuel Pump
    Socket Terminal 87
    &
    L2D Injection Valve - Cylinder 4
    Wiring harness connector (wiring harness side) terminal 1





C-016 Ignition Coil Primary/Secondary Circuit > < C-014 Cylinder 3 Injector Circuit