VOLVO
PDM-B110D11 - Rear door passenger side power child 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 rear door module on the passenger side powers the motor of the child safety lock. The signal from the output is too low when the child safety lock is activated, and then the child lock does not work. 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 the child lock to see whether it works
- 3Use a multimeter to check that the supply wire to the child lock motor 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 child lock works afterwards
Symptoms you may notice1
- Child lock not functioning
General guidance for car owners. Diagnosis on the car can point to a different cause.