Checking control module memory

Fig 1: Identifying Ignition On Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.
• Use the System test function to test the control module memory. For more information about the System test, see System Test .

  Check if the control module memory is OK or not.

  If memory functions OK is displayed.

  Fig 2: Identifying VCT2000

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is control module memory OK? 

• YES 

  Refer to Intermittent fault 

• NO 

  Refer to Replacing control module