VOLVO
PDM-8003 - Mirror heater. Shorted to supply
System
Passenger Door Module (PDM)
Volvo models this fault code applies to
Applies to the following models:
5 modelsC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
What does this fault code mean?
The control module has registered either an open circuit in the cable or voltage on it when the door mirror heater is activated. The heater may then stop working or stay on all the time, and the battery can discharge.
Possible causes
- Open circuit in the signal cable
- Signal cable short-circuited to supply voltage
What you can do
- 1Check the connector at the mirror for oxidation and poor contact
- 2Use a multimeter to check that the signal cable has no open circuit and no contact with supply voltage
- 3If a fault is found, replace the signal cable
- 4With the cable intact, swap in a new door mirror as a test
- 5After the work, check that the mirror heating can be switched on and off
Symptoms you may notice3
- Heating in the door mirror does not work
- The door mirror heating is always on
- The battery discharges
General guidance for car owners. Diagnosis on the car can point to a different cause.