VOLVO
CEM-3A07 - Relay, leak diagnostic pump heating. Signal too high
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 monitors the coil of the leak test pump heater relay. If the CEM registers a short to supply voltage, the code is set. The fault shows when the relay is activated and is usually caused by a defective relay.
Mulige årsaker
- A defective relay
Hva du kan gjøre
- 1Switch the ignition off, replace the leak diagnostic pump heating relay with an identical one, and switch the ignition on again
- 2Activate the relay. It should click. If it does, the relay was probably the source of the fault
- 3Check that the relay sits firmly in place and that its contacts are clean
- 4After the work, clear the code and check that it does not return
Symptomer du kan merke1
- No noticeable symptoms for the driver
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.