VOLVO
UEM-0032 - Rear right reading lamp. Signal too low
System
Upper Electronic Module (UEM)
Volvo models this fault code applies to
Applies to the following models:
5 modelsS60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007), XC90 (2003–)
What does this fault code mean?
The code concerns the control signal from the rear right reading lamp. It is set when the signal is faulty while the rear right reading lamp is lit and the front right reading lamp is off. The cause is either a short to ground or a temporary break in the signal wire.
Possible causes
- The rear right reading lamp's signal wire is short-circuited to ground
- A temporary break in the signal wire
What you can do
- 1Use a multimeter to check that the signal wire to the rear right lamp has no contact with ground.
- 2Check the connectors to the upper electronic module and the lamp unit for corrosion and loose connections.
- 3Read off the code, clear it and check whether it returns.
- 4Look for damage and pinched spots on the wire to the rear right lamp, especially where it bends.
- 5If the fault remains, have a workshop check the wire and replace it if a fault is found.
Symptoms you may notice1
- Passenger compartment lighting does not work
What the fault can affect1
- The rear right lamp goes out
General guidance for car owners. Diagnosis on the car can point to a different cause.