WIS Document: 17531

| | Fault diagnosis, CD changer Fault symptom Nothing happens when any CD button on radio unit is activated. Diagnostic procedure | 1. | If the CD changer does not work and no trouble codes have been generated, check that the connectors on the cable between the radio and CD changer are firmly attached. | 2. | Unplug the cable at both ends and try a new cable run loosely in the car. | 3. | If the CD changer works with a new cable, change the old one. | 4. | If the CD changer does not work with a new cable, plug in the old cable again and continue fault diagnosis as described on .