Volvo S40 (1996–2004) – Audio Unit Module (AUM) fault codes

6 fault codes

The same fault code can mean different things depending on model year and engine. Each meaning is therefore shown on its own row, with exactly which cars it applies to.

Code	Meaning	Applies to
AUM-1000	Memory control Audio HU1205. Faulty signal2001–2004	2001–2004
AUM-2000	CD-servo Audio HU1205. Faulty signal2001–2004	2001–2004
AUM-2100	CD unit Audio HU1205. Faulty signal2001–2004	2001–2004
AUM-3000	GPS receiver Audio HU1205. Faulty signal2001–2004	2001–2004
AUM-3100	GPS antenna Audio HU1205. Faulty signal2001–2004	2001–2004
AUM-6000	Audio unit Audio HU1205. Faulty signal2001–2004	2001–2004

All control modules for the Volvo S40 (1996–2004)