VOLVO
AUD-0030 - Loudspeaker right rear. Signal too high
System
Audio Module (AUD)
Volvo models this fault code applies to
Applies to the following models:
6 modelsC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013), XC90 (2003–)
What does this fault code mean?
The audio control module (AUD) registers too high a signal on the wiring to the right rear door loudspeaker. The usual cause is a short circuit to supply voltage between the speaker and the module. The fault is shown while the module is active, and the speaker then produces no sound.
Possible causes
- Short circuit to supply voltage in the wiring between the right rear door speaker and the audio module
What you can do
- 1Check that the fuses for the audio system are intact
- 2Inspect the wiring to the right rear door speaker for damage where it may have touched another wire
- 3Check the connectors at the speaker and at the audio module for looseness and corrosion
- 4Read the signal with diagnostic equipment and repair the short to supply voltage
Symptoms you may notice1
- No sound from the right rear door speaker
General guidance for car owners. Diagnosis on the car can point to a different cause.