3360232 - I12 TURN SIGNALS RH OR LH SIDE NOT WORKING

The turn signals on one side, LH or RH, do not work;
The turn signals are controlled and tested (light check function) directly by the body computer node.
Results of the tests
1CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect the tester to the tester input and check the body node for:

  • turn signal faults
  • plausibility of turn signal on/off parameter
  • Check the operation of the turn signal bulbs using active diagnosis
Continue to Step 4turn signal anomaly Continue as instructed by the tester
The parameter does not change status Continue to Step 2
Bulbs do not come on Continue to Step 4
2CHECKING ELECTRICAL EQUIPMENTAll OKProblems metOperation
Check the continuity of wiring between the stalk unit and the body computer node See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS Continue to Step 3Wiring broken Renew the electrical connections See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS
3CHECKING STALK UNIT OPERATIONAll OKProblems metOperation
Check the continuity of the internal stalk unit connections in LH or RH turn signal position carrying out the test See Test   5550AA  Checking stalk unit operation Continue to Step 4Fault in steering column switch unit Replace the steering column switch unit Op.   5550A12 
4CHECKING CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer present Fault persists Replace the Body Computer Op. 5505M32Search for the fault starting from another symptom'