VOLVO
CPM-B1D2815 - Fuel pre-heater. General Electrical Failures. Circuit short to battery or open
System
Forbrenningsvarmer (CPM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
7 modellerS60 (2011–), S80 (2007–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Hva betyr feilkoden?
The heater body of the fuel preheater has an electrical fault, for example a short to battery voltage or an open circuit. The heater's function is blocked, and the heating in the cabin can be poor. The fault may lie in a loose connector, in the cable or in the fuel preheater itself.
Mulige årsaker
- Contact resistance, oxidation or loose connections
- Open circuit in the wiring
- Wiring short-circuited to battery voltage
- Damaged fuel preheater
Hva du kan gjøre
- 1Check that the fuse for the auxiliary heater is intact.
- 2With the ignition off, look for corrosion and loose connectors at the fuel preheater.
- 3Look for visible damage to the cable to the fuel preheater, such as chafing or breaks.
- 4Use a multimeter to check that the cable to the fuel preheater is not broken and has no battery voltage when the ignition is off.
- 5Replace the fuel preheater if its connector or cable is damaged. If you are unsure, have a workshop assess it.
- 6If the fault remains, have a workshop update the software in the auxiliary heater and investigate further.
Symptomer du kan merke2
- Poor heating in the cabin
- The parking or auxiliary heater does not work when it is activated
Hva feilen kan påvirke1
- The heater's function is blocked
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.