Signal Too High

Signal too high

Checking the status




- Ignition on.
Activate the fog lamp.
Deactivate the fog lamp.
Check if the fault is permanent or intermittent.
The fog lamp relay clicks when it is deactivated.
If the fog lamp is not deactivated, the fault is permanent.
If the fog lamp is deactivated, this is an indication that the fault was present previously but that it is not active at the moment, i.e. the fault is intermittent.





Continue - Checking the component and wiring

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Checking the component and wiring
- Ignition off.
Check that relay 2/34 is correctly installed.
Also check the relay terminal, in particular 2/34 terminal #2. Check for a short-circuit to supply voltage.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Central Electronic Module (CEM)
- Signal specification Signal Description, Central Electronic Module (CEM)
- To replace the relay, see: Cable, battery to generator, B5254T7 Cable, Battery to Generator
- Checking wiring and terminals Checking Wiring and Terminals









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.
Click the VCT2000 symbol to activate and deactivate the relay.
A click should be heard from the relay.
Check that the function is OK.





Is the function OK?

Yes - Troubleshooting procedure complete

No - 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 - Exit Fault-Tracing

No - Attempt New Test

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Attempt New Test - Checking the status

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