Direction indicators / hazard warning lights not working

Fault diagnosisDirection indicators / hazard warning lights not working

DIRECTION INDICATORS / HAZARD WARNING LIGHTS NOT WORKING

1	CHECK USING DIAGNOSTIC EQUIPMENT	All OK	Problems encountered	Operation
		Test results
	Connect the diagnostic equipment to the diagnostic socket and check the following at the Body Computer Node: - that there are no faults at the direction indicators - the plausibility of the direction indicators on/off parameter - check the operation of the direction indicator bulbs through active diagnosis	Move on to Step 4	1. Direction indicators faulty 2. Parameter does not change status 3. The bulbs do not come on	1. Continue following the instructions for the diagnostic equipment 2. Move on to Step 2 3. Move on to Step 4
2	ELECTRICAL SYSTEM CHECK	All OK	Problems encountered	Operation
	Check the continuity of the wiring between the exterior lights control and the Body Computer Node See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS	Move on to Step 3	Wiring broken	Renew the electrical connections See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS
3	CHECK THE OPERATION OF THE HAZARD LIGHT KEY	All OK	Problems encountered	Operation
	Check the continuity of the key internal connections See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS	Move on to Step 4	Key fault	Replace the button Op. 7040A56 SWITCH UNIT IN DASHBOARD - R.R.
4	CHECK ON CORRECT OPERATION	All OK	Problems encountered	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Replace body computer Op. 5505A32 BODY COMPUTER - R.R

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