VOLVO
CEM-DD0A - LIN-bus 3. Communication fault
Układ
Centralny moduł elektroniczny (CEM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
5 modeliC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Co oznacza ten kod błędu?
The central module has detected that LIN communication with the siren or the remote receiver is blocked. The fault may lie in the wiring, in a damaged communication device or in another control module on the same network. As a result the siren works erratically or not at all, and the alarm cannot be operated.
Możliwe przyczyny
- Internal fault in another control module on the same part of the LIN network
- Open circuit in one of the LIN wires
- Short circuit between the LIN wires
Co możesz zrobić
- 1Try locking and unlocking the car with the remote control, and listen for the siren
- 2With a multimeter, check that the wire to the siren has no break and no contact with the car body or the battery positive
- 3Make the same check on the wire to the remote receiver
- 4Have a workshop read which control module does not respond, and replace it
Objawy, które możesz zauważyć2
- The siren sounds erratically or not at all
- The alarm cannot be armed or disarmed
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.