VOLVO
CEM-B1C8413 - Heated Rear Window Relay Output. General Electrical Failures. Circuit open
System
Sentral elektronikk (CEM)
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 central electronic module (CEM) controls the rear window heater and has registered an open circuit in the signal wire to it. With the wire broken the rear window cannot be defogged.
Mulige årsaker
- Open circuit on the signal wire to the rear window heater
Hva du kan gjøre
- 1Read and clear the code, then switch on the rear window defroster and see whether it works
- 2Check the rear window heater fuse in the passenger compartment fuse box
- 3Look for loose, corroded or broken connectors on the signal wire to the rear window heater
- 4Use a multimeter to check that the signal wire is continuous between its two ends
- 5If the wire is intact, have a workshop with diagnostic equipment check the module output and the rear window heater
Symptomer du kan merke1
- Defogging of the rear window does not work
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.