VOLVO
PDM-B110B11 - Rear door passenger side central locking motor. General Electrical Failures. Circuit short to ground
System
Passenger Door Module (PDM)
Volvo models this fault code applies to
Applies to the following models:
4 modelsS80 (2007–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Show models by year and engine (4)
What does this fault code mean?
The module in the rear door on the passenger side powers the central locking motor. The signal from the output is too low when the central locking is activated, and the fault can then cause the door not to lock or unlock. The cause is a short to ground in the power supply cable.
Possible causes
- Power supply cable short-circuited to ground
What you can do
- 1Check that the relevant fuses are intact
- 2Try locking and unlocking the car to see which doors do not respond
- 3Use a multimeter to check that the supply wire to the central lock in the rear door is not short-circuited to ground (the body)
- 4Look for damage, chafing and moisture in the wiring to the rear door and check the connectors for oxidation
- 5Remedy as needed, then check that the central locking works for all doors
Symptoms you may notice1
- Does not lock/unlock one door
General guidance for car owners. Diagnosis on the car can point to a different cause.