VOLVO
CEM-B1D1311 - Interior Lights Circuit "A". General Electrical Failures. Circuit short to ground
Układ
Centralny moduł elektroniczny (CEM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
2 modeleV40 (2013–), V40 Cross Country (2013–)
Pokaż modele wg rocznika i silnika (2)
Co oznacza ten kod błędu?
The central electronic module (CEM) supplies the interior lighting in the passenger compartment through circuit A. The code is set when the signal from the output is too low, which can be caused by the supply wire being shorted to ground or having an open circuit.
Możliwe przyczyny
- The supply wire to the interior lighting is shorted to ground
- Open circuit in the supply wire to the interior lighting
Co możesz zrobić
- 1Read and clear the code, then switch on the interior lighting and see whether it works
- 2Check that the fuses for the interior lighting are intact
- 3Look for breaks and chafing on the supply wire, especially where the wiring harness is fixed
- 4Use a multimeter to check that the supply wire has no contact with ground (the bodywork) and is intact
- 5If the wire is intact, have a workshop with diagnostic equipment check the module output
Objawy, które możesz zauważyć1
- The passenger compartment lighting does not work
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.