Q05 SUN ROOF STICKING - Alfa - 156 - eLearn

When the control is operated, the sun-roof opens/closes in irregular manner. It sticks at some points or remains locked at an angle

1	CHECKING SUN-ROOF	All OK	Problems met	Operation
		Results of the tests
	Remove the glass Op. 7030B18 Check the sun-roof operating devices are working properly. Check in particular: control cable condition slide and guide condition presence of end travel blocks	Continue to Step 2	Dirty guides	Clean the guides and repair the slide mechanism
		Continue to Step 2	End stop screws missingReplace the screws and the entire slide mechanismGuides disconnected	Repair the slide mechanism Op. 7030B50
2	CHECKING SUN-ROOF CONTROL DEVICES	All OK	Problems met	Operation
	Remove the motor. Op. 7030B70 Check that sun-roof opening devices are working properly. Check in particular: condition of motor pinion control cable condition	Continue to Step 3	faults in sun-roof operating devices	Replace the components involved
3	CHECKING SUN-ROOF CONTROL DEVICE ALIGNMENT	All OK	Problems met	Operation
	Check installation of the sun-roof assembly In particular, ascertain: slides are properly aligned with timing points flexible racks are properly secured and undamaged	Continue to Step 4	Faulty fitting of the sunroof	Refit the sunroof correctly Op. 7030B54
4	CHECK CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Search for the fault starting from another symptom'