VOLVO
KVM-0031 - Outer lock button right front. Activated too long
System
Keyless Vehicle Module (KVM)
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 keyless vehicle module (KVM) registers the outer lock button on the right front door and starts a timer when the button is pressed. The timer stops and resets when the button is released. If the button has been held pressed for a long time, the code is stored, and locking with the outer lock button then does not work.
Possible causes
- The outer lock button on the right front is faulty
- The button has been held pressed for a long time
- The signal wire has a short to ground
What you can do
- 1Read and note the code, clear it and press the right front button to see whether locking works
- 2Check that the button returns fully when released and that it does not stick or appear damaged
- 3With the ignition off, use a multimeter to check that the wire between the KVM and the button has no open circuit and no connection to ground (the body)
- 4Make sure the ground point is firmly fixed and free from oxidation
- 5If you have a diagnostic tool: press the button and check that its value in live data shows activated when pressed
- 6Have a workshop replace the door handle if no other fault is found
Symptoms you may notice1
- Locking with the outer lock button does not work
General guidance for car owners. Diagnosis on the car can point to a different cause.