Diagnostic trouble code (DTC) information
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2009 Volvo S60, 2008 Volvo S60, 2007 Volvo S60, 2006 Volvo S60, and 2005 Volvo S60. However, it is still accessible from the selected car via links, so may be relevant.
Condition
Diagnostic trouble code (DTC) CEM-1A04 is stored if the central electronic module (CEM) registers an open-circuit or a short-circuit to ground in the X-supply.
Substitute Value
None
Possible Source
- Contact resistance in terminals.
- Open-circuit or short-circuit to ground in X-supply.
- Defective ignition switch.
Fault symptom[s]
- Blower fan not operating.
- The radio is not working.
- The starter motor does not turn.