198001757 - I010 DIRECTION INDICATORS / HAZARD WARNING LIGHTS NOT WORKING

When the lever on the steering column switch unit is raised or lowered with the ignition ON, the direction indicators do not work. When the button is pressed the hazard warning lights do not work
1CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the Examiner equipment to the diagnostic socket.Check:- that there are no faults in the body computer- the operation of the lights through active diagnosisEnd of diagnosisFaults presentContinue following the instructions for the diagnostic equipment
None of the lamps manages to come onMove on to Step 2
2ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
- Check the continuity and the insulation of the wiring between the Body Computer node and the direction indicators    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS - Check that the direction indicators are correctly earthedMove on to Step 3Wiring between body computer and direction indicators interruptedRestore the correct electrical connection    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS
Earth reference to direction indicators interruptedRestore the correct electrical connection    See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS
3CORRECT OPERATION CHECKAll OKProblems encounteredOperation
Check that the body computer is working properlyEnd of diagnosisBody Computer defectiveReplace body computer    Op. 5505A35 MAIN BODY COMPUTER/JUNCTION UNIT - R.R.