Signal Too Low. Permanent Fault

Signal too low. Permanent fault

Checking the direction indicator shunt




- Ignition off.
Check that the shunt for the left/right direction indicator is fitted correctly.
At the same time check the connection:

Diagnostic trouble code CEM-8F02
in particular 20/32 3

Diagnostic trouble code CEM-8F03
in particular 20/34 3
for a short circuit to ground as described in Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault or an open circuit as described in Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.

Additional information:
- To replace shunt see Central electronic module (CEM), replacing Central Electronic Module (CEM), Replacing.









Is there a fault?

Yes - Verification

No - Replacing the component

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

Replacing the component
Test by replacing the shunt for the left/right direction indicator.

Additional information:
- To replace the shunt for the left/right direction indicator, see Central electronic module (CEM), replacing Central Electronic Module (CEM), Replacing.


Continue - Verification

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

Verification




Verification

Verification

Hint: After the repair it is necessary to check that the fault has been rectified.








- Ignition off.
- Connect the connectors, install the components, etc.
- Ignition on.
Read the diagnostic trouble codes.
If diagnostic trouble code has changed to intermittent status this indicates that the fault is no longer activated.





Is the diagnostic trouble code intermittent?

Yes - VERIFIED

No - VERIFICATION FAILED

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

VERIFIED - Fault Found

VERIFICATION FAILED - Trouble-shooting information

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

Trouble-shooting 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

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

FAULT-TRACING FAILED - No Fault Found

Attempt New Test - Checking the direction indicator shunt

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