23 · Diagnostics

Noise in front seat adjustment

Fault diagnosisNoise in front seat adjustment

NOISE IN FRONT SEAT ADJUSTMENT

Noise, guide longitudinal clearance, double attachment, hardness of guide sliding, twist effect

1	CHECK ON CORRECT TIGHTENING CYCLE	All OK	Problems encountered	Operation
		Test results
	Loosen the bolts securing the seat to the floor (4 M10 bolts) and carry out the correct tightening cycle	Move on to Step 2	Regular slidings	Retighten the seat following the correct fitting cycle
2	CHECK FOR PRESENCE OF INTERFERENCE	All OK	Problems encountered	Operation
	Remove the seat and check for any interference with the carpet or sound insulation under the guides	Move on to Step 4	Interference under the guides	Remove the interference and retighten the seat following the correct cycle
3	CHECK ON FLATNESS OF BODYSHELL BACKREST FOR SECURING SEAT	All OK	Problems encountered	Operation
	Check that the bodyshell bracket for securing the seat is properly flat	Move on to Step 4	Lack of planarity between internal and external brackets	Place a correct size shim between the guide and the bracket
4	CHECK ON GUIDE SLIDING	All OK	Problems encountered	Operation
	Check that the guides slide correctly	Move on to Step 5	Guide sliding regular	Replace the guide release mounting (distorted)
5	CHECK ON CORRECT OPERATION	All OK	Problems encountered	Operation
	Check that the fault is no longer present	End of diagnosis	The fault persists	Replace the guides

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