VOLVO
CEM-3A05 - fuel pump. Signal too low. 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 CEM sees a wrong signal in the coil circuit of the fuel pump relay. The fault is intermittent, so it may have occurred before without being active now. The engine may then fail to start.
Mulige årsaker
- A fault in the fuel pump relay coil circuit
Hva du kan gjøre
- 1Check that the fuel pump relay is fully and correctly fitted
- 2Check the relay connections and clean them if they are corroded. Tighten any loose contacts
- 3With a diagnostic tool, activate the fuel pump relay and listen for a click
- 4After the work, clear the code and check that the engine starts normally
Symptomer du kan merke1
- The engine does not start
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.