VOLVO
CEM-8A04 - Main beam relay. 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 main beam relay must not be activated for this code to be set. CEM then registers that the high beam circuit is not closed, meaning there is a break. The fault is intermittent and may have occurred earlier without being active now, and the front lamps then do not work.
Mulige årsaker
- Open circuit in the main beam relay circuit
Hva du kan gjøre
- 1Check that the main beam relay is correctly fitted in the fuse box
- 2Check the connections to the relay for loose connections and corrosion
- 3With the ignition off, use a multimeter to check that the wire to the relay has no break
- 4Remedy what is found and check that the high beam works again
Symptomer du kan merke1
- Front lamps do not work
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.