Operation CHARM: Car repair manuals for everyone.

Signal Too Low. Permanent Fault






Signal too low. Permanent fault

Checking cable




- Ignition off.
Disconnect VGLA control module connector A.
Connect an ohmmeter between contact reel #A10 and ground, measure for a short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Remedy as necessary.

Other information:
- For further information about signals and other values, see Signal specification, lock and alarm (VGLA) Signal Specification, Lock and Alarm (VGLA).
- To connect the breakout box, see Connecting the breakout box, lock and alarm (VGLA) Connecting the Breakout Box.
- To access the control module connector, see Replacing the control module Replacing the Control Module.





Was a fault found?

Yes - Verification

No - No Fault Found

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Verification





Verification

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








- Ignition off.
- Reinstall connectors, components etc.
- Ignition on.
Try to activate the central locking system collision function.





Could the central locking system be activated?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - FAULT FOUND

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit fault-tracing

No - Attempt New Test

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FAULT-TRACING FAILED - No Fault Found

Attempt New Test - Checking cable

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