Checking the ground terminal: Verification

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Control unit disconnected
• Switch off all battery loadings such as entrance lights and radio.

  Connect an ohmmeter between the battery negative terminal and test box A20.

  The ohmmeter should display 0.

  Fig 2: Identifying Ohmmeter

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value OK? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to Information