Checking diagnostic trouble codes (DTCs)

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Test drive the vehicle for at least 10 minutes at a constant speed and throttle opening
• Allow the engine to idle for at least 5 minutes.
  Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  • Read off diagnostic trouble codes (DTCs)
  • Check whether the status of the diagnostic trouble code (DTC) has changed to intermittent. The fault has been remedied if the status of the diagnostic trouble code (DTC) has changed to intermittent

Has the status of the diagnostic trouble code (DTC) changed to intermittent? 

• YES 

  Refer to Resetting the adaptation 

• NO 

  Refer to Replacing the component