Q01 SUN ROOF NOT WORKING - Alfa - 147 - eLearn

3022710 - Q01 SUN ROOF NOT WORKING

The motor cannot be heard running. (The interruption in the power supply causes the data memorzed in the control unit to be lost and the roof not to work).

1	PRELIMINARY CHECKS	All OK	Problems met	Operation
		Results of the tests
	Verify: supply fuse Supply and earth See E3060 SUN ROOF	Continue to Step 2	fuse damaged	Replace fuse
	Verify: supply fuse Supply and earth See E3060 SUN ROOF	Continue to Step 2	Connections not correct	Restore the connections. See E3060 SUN ROOF
2	RESETTING THE CONTROL UNIT MEMORY	All OK	Problems met	Operation
	Restore the sun roof control unit memory. Characteristic of working principle 7030B sliding roof	Continue to Step 4	Fault persists	Continue to Step 3
3	CHECKING OPERATION OF CONTROL SELECTOR	All OK	Problems met	Operation
	Verify: the operation of the control selector. See Test 7030BA CHECK ON CONDITION OF SUN ROOF SELECTOR Connections between selector and sun roof control unit See E3060 SUN ROOF	Continue to Step 4	Selector defective	Replace selector Op. 7030B64
		Continue to Step 4	Connections not correct	Restore connections See E3060 SUN ROOF
4	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present		Fault persists	Replace control unit/motor assembly Op. 7030B70 Search for the fault starting from another symptom'