VOLVO
CEM-1D04 - ECM, software. Faulty signal. Intermittent fault
System
Sentral elektronikk (CEM)
Volvo-modeller feilkoden gjelder for
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 has registered faulty or altered engine control software (ECM). The fault is intermittent, so it may have occurred before without being active now. Correct software is downloaded by a workshop.
Mulige årsaker
- An incorrect software checksum
Hva du kan gjøre
- 1With the ignition on, check that the code does not return after switching the ignition off and on again
- 2Has the car's engine software been modified? Discuss it with the owner before anything is changed, since the change may not be the cause of the repair
- 3Check that the battery terminals and cable connections are clean and tight, so the control modules get stable voltage
- 4Software is downloaded with diagnostic equipment and can only be done by a workshop
- 5After 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.