Operation CHARM: Car repair manuals for everyone.

Faulty Signal






Faulty signal

Checking the component
If the fault is intermittent, it has been registered previously but is no longer present. Intermittent faults can occur for a number of different reasons. The fault is evaluated depending on how it occurs.
Check the signal cable between control module terminal #A13 and the control module in the rear door terminal #6. Check for a short-circuit to ground.
Check the signal cable between control module terminal #A13 and the control module in the rear door terminal #6. Check for a short-circuit to supply voltage.
Replace the signal cable if a fault is found.
If no fault was found, replace the control module in the rear door.
Remedy as necessary.

Other information:
- Signal specification Signal Description, Driver's Door Module / Passenger Door Module (DDM/PDM)
- Checking wiring and terminals Checking Wiring And Terminals





Select the desired alternative.

Continue - Verification

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Verification




Verification power window mechanism

Verification

Hint: After carrying out the repair, check that the fault has been remedied.








- Ignition off
- Reinstall the connectors, components etc.
- Ignition on.
Check that the power window mechanisms can be operated.

Does the control for the power window mechanism operate?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

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Fault-tracing information

FAULT-TRACING FAILED - FAULT-TRACING FAILED

Attempt New Test - Checking the component

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