VOLVO
CEM-8FB2 - Rain sensor module (RSM). Faulty function
System
Sentral elektronikk (CEM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
5 modellerC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Hva betyr feilkoden?
The CEM has registered that the rain sensor has not been able to adapt automatically to the windscreen. The rain sensor then does not work as it should, so the wipers may not be controlled correctly in rain.
Mulige årsaker
- Damaged rain sensor
- The rain sensor is not properly fixed to the glass
- Crack in the glass by the rain sensor
- Stone chip on the glass by the rain sensor
Hva du kan gjøre
- 1Clear the code and check whether it returns with the ignition on
- 2Check that the rain sensor connector is firmly seated and clean, with no contact resistance or oxidation
- 3Make sure the rain sensor is intact and fixed firmly to the windscreen
- 4Look for cracks and stone chips in the windscreen by the rain sensor
- 5If none of these is found, have a workshop replace the rain sensor
Symptomer du kan merke1
- The rain sensor function does not work
Hva feilen kan påvirke1
- If the fault appears a while after the rain sensor is activated, the wipers switch to the highest speed
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.