22 · Diagnostics

Front interior lights not working

Fault diagnosisFront interior lights not working

FRONT INTERIOR LIGHTS NOT WORKING

The front interior lights do not work correctly when the controls are operated under any circumstances.

1	INDIVIDUAL BULB CHECK	All OK	Problems encountered	Operation
		Test results
	Check: - the condition of the individual bulbs; - the condition of the bulb holder assemblies; - the state and operation of the courtesy light switches	Move on to Step 2	1. Courtesy light bulb fault 2. Front courtesy light fault	1. Replace the bulb Op. 7040E10 FRONT COURTESY LIGHT - R+R 2. Repair or replace the courtesy light Op. 7040E10 FRONT COURTESY LIGHT - R+R
2	INTERIOR LIGHTS ELECTRICAL CIRCUIT CHECK	All OK	Problems encountered	Operation
	Check the following, in order: - connections between the courtesy light and Body Computer; - courtesy light earth connection See E2510 COURTESY LIGHTS	Move on to Step 3	1. Connections not correct 2. Interior lights not correctly earthed	1. Restore the correct connections See E2510 COURTESY LIGHTS 2. Restore earth connection See E2510 COURTESY LIGHTS
3	CHECK SIGNAL	All OK	Problems encountered	Operation
	Check that the Body Computer sends a voltage signal to the courtesy light when one of the side doors is opened	End of diagnosis	No voltage signal from the Body Computer	Replace Body Computer Op. 5505A32 BODY COMPUTER - R.R

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