Checking the ground terminal

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Control module disconnected
• Switch off all power consuming equipment (courtesy lighting, radio etc).

  Connect an ohmmeter between terminal #14 on the breakout box and the battery negative terminal.

  Additional information 

  • To connect the breakout box, see Connecting the Driver Information Module (DIM) test box 
  • For information about signals see Driver Information Module (DIM) signal description .
  Fig 2: Breakout Box

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Ohmmeter

  Courtesy of VOLVO CARS OF NORTH AMERICA.

The ohmmeter should read approximately 0 Ω. 

• OK 

  OKAY:  Troubleshooting has been completed.

• NOT OK 

  Refer to Checking for open-circuits, contact resistance and oxidation