3360249 - I39 TURN SIGNALS DO NOT WORK WHEN HAZARD KEY IS PRESSED

Turn signals do not come on when the hazard key is operated
Results of the tests
1CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect the diagnostic equipment to the tester input and check:

  • plausibility of hazard light on/off parameter
Continue to Step 5Parameter does not change status Continue to Step 2
2CHECKING ELECTRICAL EQUIPMENTAll OKProblems metOperation
Check the continuity of the wiring between hazard warning key and Body Computer Node See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS Continue to Step 3 Wiring broken Renew the electrical connections See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS
3CHECKING ELECTRICAL EQUIPMENTAll OKProblems metOperation
Check hazard key earth See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS Continue to Step 4Earth interruptedRepair the earth See   E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS
4CHECK CONTROL KEY OPERATIONAll OKProblems metOperation
Check hazard warning light key operation See Test   5550CA  Checking hazard light operation Continue to Step 5Internal circuit brokenChange the hazard warning light control Op.   5550C14 
5CHECKING CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer present Fault persistsReplace the Body Computer Op. 5505A32Search for the fault starting from another symptom'