VOLVO
AUD-U300019 - Control Module. General Electrical Failures. Circuit current above threshold
System
Audio Module (AUD)
Volvo models this fault code applies to
Applies to the following models:
9 modelsS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
What does this fault code mean?
The audio module (AUD) monitors the current drawn by its internal components. The code is set when the current is too high, which can be caused by a charging system delivering the wrong voltage or by a damaged audio module. The speakers and headphones then do not work.
Possible causes
- Battery charger or starter unit with an incorrect charging voltage connected
- Damaged charging system
- Damaged audio control module
What you can do
- 1Check that the audio system fuses are intact and see where they are located in the owner's manual
- 2Make sure no battery charger or starter unit with the wrong voltage is connected
- 3Check the charging system with diagnostic equipment
- 4Replace the audio control module if the fault remains once the charging system is in order
Symptoms you may notice2
- The speakers do not work
- The headphones do not work
General guidance for car owners. Diagnosis on the car can point to a different cause.