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C-008 Air Conditioning System Information Switch Circuit > < C-006 Rear Window Heater Circuit

Astra H

C-007 - Back Window Heating Telltale Circuit

Test

Work Order Description

Nominal Value
T001

Check: Short to Ground of Signal Circuit
  • Engine idling
  • Rear window heating OFF

Rear window heating light emitting diode (LED) OFF
Yes: No:
T002

Check: Interruption of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A1_A60 Controls - Heating/Air Conditioning
    (Wiring Harness Connector XC40 )
  • Ignition ON
  • Measure voltage between the following terminals:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 6 (XC40)
    &
    Ground

greater than 11 V
Voltage Measurement Current Value: V
Yes: No:
T003

Check: Circuit Interruption of Ground Circuit
  • Measure voltage between the following terminals:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 6 (XC40)
    &
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 23 (XC40)

greater than 11 V
Voltage Measurement Current Value: V
Yes: No:
T004

Check: Short to Voltage/Interruption of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    P3 Instrument
  • Connect wiring harness connector to:
    A1_A60 Controls - Heating/Air Conditioning
  • Ignition ON
  • Connect fused jumper wire to:
    P3 Instrument
    Wiring harness connector (wiring harness side) terminal 6
    &
    Ground

Rear window heating light emitting diode (LED) ON
Yes: No:
T005

Check: Short to Voltage of Signal Circuit
  • Remove fused jumper wire
  • Check the following component for proper operation:
    Fuse of the fused jumper wire

Test okay?
Yes: No:
T006

Check: Vehicle Configuration

Is the following information correct for the actual vehicle?

Vehicle with REC (Rear Electronic Module)
Yes: No:
T007

Check: Short to Ground of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    P3 Instrument
  • Ignition ON

Rear window heating light emitting diode (LED) OFF
Yes: No:


Result

Cause Of Fault
E001 Result: Defective Component
  • Defective component:
    P3 Instrument

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: Interruption
  • Circuit interruption between:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 13 (XC40)
    &
    P3 Instrument
    Wiring harness connector (wiring harness side) terminal 6

or

  • Defective component:
    A1_A60 Controls - Heating/Air Conditioning
E003 Result: Short to Voltage
  • Short circuit to voltage between:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 13 (XC40)
    &
    P3 Instrument
    Wiring harness connector (wiring harness side) terminal 6

or

  • Defective component:
    A1_A60 Controls - Heating/Air Conditioning
E004 Result: Interruption
  • Circuit interruption between:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 23 (XC40)
    &
    Ground
E005 Result: Interruption
  • Circuit interruption between:
    X131 Rear Electronic Module
    Wiring harness connector (wiring harness side) terminal 4 (XR4)
    &
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 6 (XC40)

or

  • Defective component:
    X131 Rear 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.
E006 Result: Interruption
  • Circuit interruption between:
    X125 Underhood Electronic Module
    Wiring harness connector (wiring harness side) terminal 40 (XE2)
    &
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 6 (XC40)

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.
E007 Result: Short to Ground
  • Short circuit to ground between:
    A1_A60 Controls - Heating/Air Conditioning
    Wiring harness connector (wiring harness side) terminal 13 (XC40)
    &
    P3 Instrument
    Wiring harness connector (wiring harness side) terminal 6

or

  • Defective component:
    A1_A60 Controls - Heating/Air Conditioning





C-008 Air Conditioning System Information Switch Circuit > < C-006 Rear Window Heater Circuit