O02 FRONT SEAT BACKREST ANGLE ADJUSTMENT NOT WORKING - Lancia - Ypsilon - eLearn

2427596 - O02 FRONT SEAT BACKREST ANGLE ADJUSTMENT NOT WORKING

When the switch is pressed the seat backrest adjustment is not working.

1	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
		Results of the tests
	Connect the Examiner diagnostic equipment and check for the following at the CAN: inactive control units; control unit errors; control units with errors in CAN line.	Continue to Step 2	Faults present	Continue according to the instructions for the diagnostic equipment
2	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Keep the Examiner diagnostic equipment connected and check for errors: at the seat backrest adjustment control switch; at the seat backrest adjustment operating relay.	Continue to Step 4	Seat backrest adjustment control switch error.	Continue to Step 8
		Continue to Step 4	Seat backrest adjustment operating relay error.	Continue to Step 3
3	ELECTRICAL CIRCUIT CHECK	All OK	Problems met	Operation
	Check continuity/insulation of the electrical connection between the seat backrest adjustment operating relay and the driver's position node/passenger position node See E3076 ELECTRICALLY-ADJUSTABLE SEATS.	Continue to Step 6	Electrical conection broken or not insulated.	Restore electrical connection continuity/insulation See E3076 ELECTRICALLY-ADJUSTABLE SEATS.
4	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Check that the seat backrest adjustment motor is working properly using active diagnosis.	Continue to Step 8	Seat backrest adjustment motor not working.	Continue to Step 5
5	ELECTRICAL CIRCUIT CHECK	All OK	Problems met	Operation
	Check continuity/insulation of the electrical connection between the seat backrest adjustment operating relay and the driver's position node/passenger position node See E3076 ELECTRICALLY-ADJUSTABLE SEATS.	Continue to Step 7	Electrical conection broken or not insulated.	Restore electrical connection continuity/insulation See E3076 ELECTRICALLY-ADJUSTABLE SEATS.
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 seat backrest adjustment operating relay.
7	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present.	End of diagnosis	Fault persists	Replace the seat backrest adjustment motor
8	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present.	End of diagnosis	Fault persists	Replace: if the driver's seat is involved: driver's position node if the front passenger seat is involved: passegner position node