Workshop Manuals Factory service & repair

Alfa Romeo 147 Factory Service Manual (2000-2004)22 · Fault diagnosis

22 · Diagnostics

Cd changer not working

Make: Alfa Romeo
Model: 147 Factory Service Manual
Year: 2000–2004
Section: RADIO AND ACCESSORIES etc.. › Cd changer not working

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Fault diagnosisCd changer not working

CD CHANGER NOT WORKING

The CD-Changer is supplied and operated directly by the Connect radio module

0	PRELIMINARY CHECK	All OK	Problems met	Operation
		Results of the tests
	Check that the fault does not stem from incorrect use. Check that the buttons are working on versions with controls on the steering wheel.	Continue to Step 1	CD not correctly positioned	Restore the correct position.
			CD not correctly positioned	Restore the operation of the holder.
			CD not correctly positioned	See table N70 CONTROLS ON THE STEERING WHEEL NOT WORKING
1	CHECKING ELECTRICAL EQUIPMENT	All OK	Problems met	Operation
	Remove the CD-Changer from its housing. Check for a positive supply at the connector coming from the radio and an earth at the CD-Changer See E3510 RADIO	Continue to Step 2	No supply (battery positive) and/or earth at the CD-Changer faulty	Continue to Step 3
2	CHECKING ELECTRICAL EQUIPMENT	All OK	Problems met	Operation
	With the CD-Changer removed from its housing. Check for signals, at the radio connector, enabling the reading of the music discs in the CD Changer. See E3510 RADIO See Test 5580PH Check on operation of CD changer and radio module	Continue to Step 4	No signals enabling reading of music discs in the CD-Changer.	Continue to Step 3
3	CHECKING ELECTRICAL EQUIPMENT	All OK	Problems met	Operation
	Check the following in order at the disconnected CD-Changer connector: Continuity/insulation of the wiring between the radio and the connector for the CD-Changer. Presence of signals enabling reading of music discs. See E3510 RADIO See Test 5580PH Check on operation of CD changer and radio module	Continue to Step 4	No signals enabling reading of music discs in the CD-Changer.	Replace the Connect
			Wiring between CD Changer and radio faulty.	Renew the electrical connection. See E3510 RADIO
			CD Changer faulty.	Replace the CD Changer. Op. 5580M32
4	CHECKING ELECTRICAL EQUIPMENT	All OK	Problems met	Operation
	With the radio removed from its housing. Check for audio signals, at the radio connector, coming from the CD Changer. See Test 5580PH Check on operation of CD changer and radio module	Continue to Step 6	No audio signals from the CD Changer.	Continue to Step 5
5	CHECKING ELECTRICAL EQUIPMENT	All OK	Problems met	Operation
	Check the following, in order, with the CD-Changer disconnected: Continuity/insulation of the wiring between the radio and the Cd Changer. Presence of music disc audio signals. See E3510 RADIO	Continue to Step 6	CD Changer faulty.	Replace the CD Changer. Op. 5580M32
		Continue to Step 6	Wiring between CD Changer and radio faulty.	Renew the electrical connection. See E3510 RADIO
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 Connect

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Parts & tools for this job For 2000 Alfa Romeo 147

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