23 · Diagnostics

Reversing lights not working

Fault diagnosisReversing lights not working

REVERSING LIGHTS NOT WORKING

The reversing lights are controlled directly by the switch on the transmission connected to the positive line.

1	REVERSING SWITCH CHECK	All OK	Problems encountered	Operation
	Check that the reversing lights control switch is working correctly	Move on to Step 2	Switch with defective contact	Replace the reversing switch Op. 5550D22 REVERSING LIGHT SWITCH - R+R
2	CHECK ON OPERATION OF FUSE AND RELAY	All OK	Problems encountered	Operation
	Check the operation of relay and fuse in the engine compartment junction unit	Move on to Step 2	Relay defective	Replace the relay
		Move on to Step 2	Fuse blown	Replace the fuse
3	ELECTRICAL SYSTEM CHECK	All OK	Problems encountered	Operation
	Check the continuity and the insulation of the wiring between the reversing switch and the reversing light See E2022 REVERSING LIGHTS	Move on to Step 4	Switch wiring short circuited or open circuit	Restore the correct wiring
4	BULB OPERATION CHECK	All OK	Problems encountered	Operation
	Check that the reversing light bulb is working	Move on to Step 5	Bulb defective	Replace the reversing light bulb Op. 5540A50 BULB FOR REAR LIGHT CLUSTER (ONE), LEFT OR RIGHT - REPLACE
5	BODY COMPUTER CONNECTION CHECK	All OK	Problems encountered	Operation
	Check for deformed terminals or connections not present on the Body Computer	Move on to Step 6	Missing connections/pins bent	Renew the correct connections
6	CHECK ON CORRECT OPERATION	All OK	Problems encountered	Operation
	Check that the fault is no longer present	End of diagnosis	The fault persists	Replace Body Computer Op. 5505A32 BODY COMPUTER - R.R

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