VOLVO
CEM-8F21 - Wipers. Signal too high/Signal missing. Intermittent fault
System
Sentral elektronikk (CEM)
Volvo-modeller feilkoden gjelder for
Feilkoden har ulik betydning avhengig av modell, årsmodell eller motor. Velg betydningen som gjelder din bil.
Gjelder følgende modeller:
5 modellerS60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007), XC90 (2003–)
Hva betyr feilkoden?
The fault is intermittent: the position of the wipers and the position of the wiper switch did not match on an earlier occasion, but the fault is no longer present. The wipers may then run only at the lowest speed.
Mulige årsaker
- A fault in the switch that signals operating or rest position, such as a short or open circuit
- Defective windscreen wiper lever
- Defective fuse for the wiper control
Hva du kan gjøre
- 1Clear the code and check whether it returns with the ignition on
- 2Look for chafing and an intermittent short in the wire between the CEM and the steering wheel module (SWM)
- 3Check that the connectors to the wiper lever and the steering wheel module are firmly seated and clean
- 4Check the fuse for the wiper control
- 5If the fault returns, have a workshop replace the wiper lever
Symptomer du kan merke1
- The windscreen wipers only run at the lowest speed
Hva feilen kan påvirke1
- Only the lowest wiper speed works
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.