1	CHECK USING DIAGNOSTIC EQUIPMENT	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Connect the Examiner to the diagnostic socket. Check that there are no faults in the instrument panel	Move on to Step 2	Errors present	Continue following the instructions provided by the diagnostic equipment
2	ELECTRICAL CIRCUIT CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check: Connections between right steering wheel interface lever and instrument panel Connections between right steering wheel interface lever and earth See E4010 INSTRUMENT PANEL	Move on to Step 3	Connections defective, earth or power supply defective	Restore the correct connections; if necessary, replace the wiring.
3	STEERING WHEEL INTERFACE CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the TRIP button on the right steering wheel interface is working properly See E4010 INSTRUMENT PANEL	End of diagnosis	Right lever defective	Replace the steering wheel interface Op. 5550A10 STALK UNIT ASSEMBLY - R+R

With the ignition ON, the milometer does not reset when the TRIP button on the right steering column switch unit lever is operated.