Signal Too High

Signal too high

Checking components and wiring
Check that the position sensor for the xenon lamp is correctly installed.
Check the cable between rear electronic module terminal #B8 (terminal #A28) and position sensor terminal #4. Check for a short-circuit to supply voltage.
Remedy as necessary.

Other information:
- To connect the breakout box, see Connecting the breakout box Connecting Breakout Box, Rear Electronic Module (REM)
- For information about signals, see Signal specification Pinout Values and Diagnostic Parameters
- To access or replace the position sensor for the Xenon lamp, see Replacing position sensors for Bi-Xenon lamps Service and Repair
- Checking wiring and terminals Checking Wiring And Terminals.






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.
Check the signal from position sensor by clicking on the VCT2000 symbol. The voltage should be between 1.7-3.2V depending on loading and inclination. Check that road surface illumination is normal.





Is the voltage and road surface illumination OK?

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 - FAULT-TRACING FAILED

Attempt New Test - Checking components and wiring

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