VOLVO
PSM-0028 - Operating button, memory 1. Too slow. Intermittent fault
System
Power Seat Module (PSM)
Volvo models this fault code applies to
This fault code has different meanings depending on model, model year or engine. Select the meaning that applies to your car.
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 fault is intermittent: memory button 1 has on an earlier occasion been held in longer than allowed, but the fault is not present now. Memory button 1 then does not function.
Possible causes
- Memory button 1 has jammed in the pressed position
- Defective control panel
What you can do
- 1Check that memory button 1 has not jammed in the pressed position and that it springs back when released.
- 2Check that the connector to the control panel is firmly seated and free from corrosion, and look for wiring that may have chafed.
- 3Use a multimeter to check that the wire to memory button 1 has no contact with ground.
- 4If the fault remains, have a workshop replace the control panel.
Symptoms you may notice1
- Memory button 1 does not function
General guidance for car owners. Diagnosis on the car can point to a different cause.