Side lights/no. plate lights not working

Make: Fiat
Model: Idea Factory Service Manual
Year: 2003–2012
Section: Lights › Side lights/no. plate lights not working

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Fault diagnosisSide lights/no. plate lights not working

SIDE LIGHTS/NO. PLATE LIGHTS NOT WORKING

With the ignition key in the ON position, when the steering column switch unit ring nut is operated, the side lights or the no. plate lights do not work.

1	CHECK WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
		Results of the tests
	Connect the Examiner to the diagnostic socket Check: that there are no faults in the Body Computer the operation of the lights in active diagnosis.	Continue to Step 3	Body Computer faulty	Continue according to the diagnostic equipment instructions
2	CHECK ON INDIVIDUAL LIGHTS	All OK	Problems met	Operation
	Check the condition of the individual bulbs and complete bulb holder assembly	Continue to Step 3	Front bulb damaged	Replace the bulb Op. 5540B32
			Rear bulb damaged	Replace the bulb Op. 5540A50
			Front right light cluster faulty	Repair or replace front lights cluster Op. 5540B79
			Front left light cluster faulty	Repair or replace front lights cluster Op. 5540B78
			Rear light cluster faulty	Repair or replace the rear light cluster Op. 5540A44
			No. plate lights faulty	Renew or replace the no. plate lights Op. 5540A94
3	CHECK ON SIDE LIGHTS ELECTRICAL CIRCUIT	All OK	Problems met	Operation
	check connections between Body Computer and steering column switch unit; connections between ignition switch and Body Computer connections between Body Computer and bulbs; bulb earth See E2010 SIDE LIGHTS / NO. PLATE LIGHTS	Continue to Step 4	Connections broken	Restore the connections See E2010 SIDE LIGHTS / NO. PLATE LIGHTS
4	CHECK ON STEERING COLUMN SWITCH UNIT	All OK	Problems met	Operation
	Check that the steering column switch unit is working properly: in particular, the side lights switch:	Continue to Step 5	Stalk unit not working properly	Replace the stalk unit Op. 5550A12
5	CHECK ON IGNITION SWITCH	All OK	Problems met	Operation
	Check that the side lights come on when the ignition key is turned in the opposite direction	Continue to Step 6	Ignition switch faulty	Renew or replace the ignition switch Op. 5520A12
6	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Replace the Body Computer Op. 5505A32

‹ Prev Electric steering not working / city Next › Parking lights not working

Parts & tools for this job For 2003 Fiat Idea

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