Signal Too High. Permanent Fault

Signal too high. Permanent fault

Checking components and wiring
Check the cable between control module connector P #12 (#B32) and connector #6 for the fog lamp switch for a short-circuit to supply voltage according to Checking wiring and terminals. Permanent fault Checking Wiring And Terminals. Permanent Fault
Try a new switch if no fault is found in the cable.
Remedy as necessary.

Other information
- To connect the breakout box, see Connecting the breakout box Connecting The Breakout Box. Central Electronic Module (CEM).
- For information about signals, see Signal specification Signal Description. Central Electronic Module (CEM).
- To access / replace the switch see Replacing rocker switch Removal and Replacement.









Continue - Verification

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Verification




Verification

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








- Ignition off.
- Reinstall the connectors, components etc.
- Ignition on.
Turn the lighting switch to position 1 and activate the switch for the front fog lamps. Read off the signal from the switch for the front fog lamps. The value must be On.





Is the value On?

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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Attempt New Test - Checking components and wiring

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