Checking the software

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on
• Read off the software version from the brake control module (BCM).

  Check that the diagnostic number corresponds to the car configuration. If the software does not correspond to the car configuration, make a bookmark and cancel the fault-tracing. Then go to the software manager and download the correct software. Then resume the fault-tracing.

  Fig 2: Identifying VCT2000 Diagnostic Tool

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was the control module programmed with the correct software? 

• YES 

  Refer to Checking the car configuration 

• NO 

  Refer to Erasing diagnostic trouble codes (DTCs)