VOLVO
SWM-0009 - Communication with steering wheel buttons. Signal too high. Permanent 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 permanent. The steering wheel module (SWM) has registered a signal that is too high in the communication with the steering wheel switches (SWS), which is because the link has a short circuit to voltage.
Possible causes
- The link between the SWM and the steering wheel switches (SWS) has a short circuit to voltage
What you can do
- 1Has anything recently been worked on in the steering wheel or the clock spring? Tell the workshop
- 2Have a workshop check that the connector to the cruise control switch is correctly fitted
- 3The clock spring is part of the airbag system: have a workshop check it and do not work on the steering wheel yourself
Symptoms you may notice4
- The cruise control does not work at all
- The steering wheel switches for the radio do not work
- The steering wheel switches for the RTI do not work
- The steering wheel switches for the phone do not work
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.