VOLVO
SWM-000A - Communication with steering wheel switches. No signal. Intermittent fault
System
Steering Wheel Module (SWM)
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 fault is intermittent, meaning it comes and goes and may not be present now. The steering wheel module (SWM) has lost communication with the steering wheel switches (SWS) three times in a row.
Possible causes
- Communication fault in the serial link between the steering wheel module and the steering wheel switches (SWS)
What you can do
- 1Clear the fault code and road test the car; if it does not return, no further action is needed
- 2Electric and magnetic fields can disturb the communication. Have you recently fitted extra electrical equipment to the car? Tell the workshop
- 3Check that the control module fuse is intact; the owner's manual shows where it is
- 4If the fault returns, have a workshop check the connector to the cruise control switch and the clock spring in the steering wheel
Symptoms you may notice1
- The cruise control does not work at all
What the fault can affect1
- The cruise control is switched off for the rest of the drive
General guidance for car owners. Diagnosis on the car can point to a different cause.