VOLVO
AUM-4203 - Single CD player. MD/CD servo fault. Intermittent fault
System
Audio Unit Module (AUM)
Volvo models this fault code applies to
Applies to the following models:
2 modelsS80 (1999–2006), V70 (2000–2008)
Show models by year and engine (2)
What does this fault code mean?
The CD player's read quality is poor, or the disc rotates unevenly, and the fault is intermittent. The code is set for a fault in the CD player or the disc. The usual causes are a defective CD player, a damaged disc or a reading fault in the player. It shows as no sound from the CD player.
Possible causes
- Reading fault in the CD player
- Defective CD player
- Defective CD
What you can do
- 1Try a different, clean and undamaged CD to rule out the disc
- 2If the code does not return, no further action is needed
- 3Have a workshop check the CD player and replace it if the fault returns
Symptoms you may notice2
- No sound from the CD player
- An error message is shown in the audio unit display
General guidance for car owners. Diagnosis on the car can point to a different cause.