VOLVO
CEM-B103C1C - Left Headlamp Control. General Electrical Failures. Circuit voltage out of range
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 voltage to the left main headlamp control unit (LHCU) is outside the range the unit accepts, according to the fault code. Headlamp adjustment may be affected, and the cause may be a supply wire shorted to earth or voltage.
Możliwe przyczyny
- Incorrect voltage supply to the left main headlamp control unit (LHCU)
- Supply wire shorted to earth or voltage
- Damaged left main headlamp control unit (LHCU)
Co możesz zrobić
- 1Check that the fuses for the headlamp supply are intact
- 2With the ignition on, check the wires to the left headlamp for chafing, pinching and loose connections
- 3With the ignition on, use a multimeter to check whether the supply wire is shorted to earth or has voltage when it should not
- 4Remedy the fault and clear the fault code. If it returns with an intact cable, have a workshop replace the left headlamp control unit
Objawy, które możesz zauważyć3
- Headlamp side adjustment does not follow the steering wheel correctly, or does not work
- Headlamp height adjustment is wrong or does not work
- Main beam with automatic high beam control does not work
Na co może wpływać usterka2
- The headlamp light range is held fixed
- Side adjustment stops in the straight-ahead position
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.