Diagnostic Trouble Code (DTC) Information
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Condition
A diagnostic trouble code (DTC) is stored if there is a short-circuit to ground or an open-circuit in the fuel pump circuit.
Substitute Value
Heater not activated.
Possible Source
- Contact resistance in control module or fuel pump connectors.
- Open-circuit in the signal cable.
- Open-circuit in power cable
- Short-circuit to ground in signal cable.
- Defective fuel pump.
- Defective overheat protection thermostat.
Fault symptom[s]
- Poor heating in passenger compartment.