Checking Components

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS CORPORATION

• Ignition on.

  Activate and read off the status of the buttons in the audio / carphone switch.

  If the readings give a correct result, the fault is not in the steering wheel module (SWM).

  Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS CORPORATION

Was the audio / carphone switch status OK? 

• YES 

  FAULT NOT FOUND:  Troubleshooting has been completed.

• NO 

  Refer to CAR EQUIPMENT