199000812 - I039 DIRECTION INDICATORS NOT WORKING WHEN HAZARD WARNING LIGHT SWITCH IS PRESSED

The direction indicators do not come on when the hazard warning lights button is pressed
Test results
1CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the diagnostic equipment to the diagnostic socket and check the following at the Body Computer Node:- the plausibiilty of the hazard warning lights on/off parameterEnd of diagnosisParameter does not change statusMove on to Step 2
2ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
Check the continuity of the wiring between the hazard warning lights button and the Body Computer Node.    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS Move on to Step 3Wiring brokenRestore the correct connections    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS
3ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
Check hazard warning lights button earth    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS Move on to Step 4Earth interruptedRestore correct earth    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS
4CHECK ON OPERATION OF BUTTONAll OKProblems encounteredOperation
Check the operation of the hazard warning lights buttonMove on to Step 5Internal circuit interruptedReplace the hazard warning lights control    Op. 7040A56 SWITCH UNIT IN DASHBOARD - R.R.
5CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsReplace body computer    Op. 5505A32 BODY COMPUTER - R.R