Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information SWM-0020

Condition




The steering wheel module (SWM) continuously checks the system components. The diagnostic trouble code (DTC) is stored if the micro processor or steering wheel module (SWM) registers that the Scan+ button has been activated for more than 60 seconds.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute value
- None.

Possible source
- The Scan+ button has been activated for more than 60 seconds.

Fault symptom[s]
- The station setting changes without the scan+ or scan- buttons being manually activated
- The radio buttons on the steering wheel do not function
- The carphone is not working.