O05 Front seat height adjustment not working

Fault diagnosisO05 Front seat height adjustment not working

The seat will not go up or down when the lever is operated

NOTA: Test the mechanism with someone sitting on the seat.

Step	Test procedure	Result	Action
1	CHECKING GEAR OPERATION Remove the outer seat guard (see op. 7045A42). Check that there are no obstacles or foreign material	OK	Move onto step 2
1		Presence of obstacles or dirt alogn the device mechanism	Clean the device and restore operation End of diagnosis
2	CHECKING SEAT RETAINING SYSTEM Check condition of the lever retaining system and the seat lift ratchet	OK	Move onto step 3
		Lever or retaining elements broken	Replace the lever or other affected parts Op. 7045A43 End of diagnosis
		Parts incorrectly fastened	Restore the correct fastening End of diagnosis
3	CHECKING SEAT LIFT DEVICE Remove the outer seat guard Op. 7045A43 . Check the seat lifting device In particular, check the condition of the device gear teeth and ensure it is properly secured.	OK	Move onto step 4
3		Device faulty	Repair or replace the device Op. 7045A36 End of diagnosis
4	CHECKING CORRECT OPERATION Check that the fault is no longer present	OK	Incorrect selection of diagnostic procedure
4		Fault persists	Incorrect selection of diagnostic procedure

Parts & tools for this job For 2000 Alfa Romeo 147

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