Volvo C70 (2006–2013) – Subwoofer Module (SUB) fault codes

15 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
SUB-0001	Control module. Internal fault2006–2007	2006–2007
SUB-0002	Coil, left subwoofer. Open circuit2006–2013	2006–2013
SUB-0003	Coil, right subwoofer. Open circuit2006–2013	2006–2013
SUB-0004	Coil, left subwoofer. Short-circuit to ground2006–2007	2006–2007
SUB-0005	Coil, right subwoofer. Short-circuit to ground2006–2007	2006–2007
SUB-0006	Coil, subwoofer. Short to ground2008–2013	2008–2013
SUB-001B	Configuration fault. Software fault2006–2013	2006–2013
SUB-001D	Control module. Internal fault2006–2013	2006–2013
SUB-001E	Control module. Internal fault2006–2013	2006–2013
SUB-001F	Control module. Internal fault2006–2013	2006–2013
SUB-0020	Control module. Internal fault2006–2013	2006–2013
SUB-0021	Control module. Internal fault2006–2013	2006–2013
SUB-0022	Control module. Internal fault2006–2013	2006–2013
SUB-0023	Subwoofer. Shorted2006–2007	2006–2007
SUB-0025	Control module. Internal fault2006–2013	2006–2013

All control modules for the Volvo C70 (2006–2013)