Faulty Signal

Faulty signal

Checking the status




- Ignition on.
Activate the fog lamp.
Check if the fault is permanent or intermittent.
The fog lamp relay clicks when it is activated.
If the fog lamp is not activated, the fault is permanent.
If the fog lamp is activated, 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

-------------------------------------------------

Checking the component and wiring




- Ignition off.
Missing function may be due to a blown fuse.
Check that fuse is intact.
Check that relay 2/34 is correctly installed.
Also check the relay terminal, in particular 2/34 terminal #2, for an open-circuit.
For further information about the fuses and relays, see the Wiring Diagram.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Central Electronic Module (CEM)
- To replace the relay,
Cable, battery to generator, B5254T7 Service and Repair
- Checking wiring and terminals Checking Wiring and Terminals





Continue - 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 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 - VERIFIED

No - VERIFICATION FAILED

------------------------

VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

-------------------------------------------------

Fault-tracing information

Attempt New Test - Checking the component and wiring

-------------------------------------------------