Signal Missing. Permanent Fault

Signal missing. Permanent fault

Checking the relay




- Ignition off.
Check that relay 2/29 is correctly installed. At the same time, check the relay terminal for contact resistance and oxidation according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.

Other information
- For relays in the passenger compartment, see Central electronic module (CEM), replacing Central Electronic Module (CEM), Replacing









Was a fault detected?

Yes - Verification

No - Replacing the component

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Replacing the component
To replace the relays in the passenger compartment, see Central electronic module (CEM), replacing Central Electronic Module (CEM), Replacing.


Continue - Verification

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Verification




Verification

Verification

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




- Ignition off
- Reinstall the connectors, components etc.
- Ignition on.
Click on the VCT2000 symbol. To activate and deactivate the relay, click a number of times on "Start activation" and "End activation" for the current function.





Did the relay click?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - Fault Found

VERIFICATION FAILED - Fault-tracing information

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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 - FAULT-TRACING FAILED

No - Attempt New Test

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FAULT-TRACING FAILED - No Fault Found

Attempt New Test - Checking the relay

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