Checking the engine control module (ECM)

HINT: After carrying out the repair, check that the fault has been remedied. 

Fig 1: Identifying Ignition On Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Connectors

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Reinstall the connectors, components etc.
• Switch on the ignition for at least 10 seconds.

  Read off the control module ID from the engine control module (ECM) by clicking on the VCT2000 symbol.

  Fig 3: Identifying VCT2000

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Could the control module ID be read off? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to Information