Checking the power cable

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Bridge the system relay base terminal 3 to 5 with a piece of electrical cable
• Ignition on.

  Read off parameter BATTERY.

  Fig 2: Identifying System Relay Base Connector Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.

The parameter should display battery voltage. 

• OK 

  Refer to Verification 

• NOT OK 

  Refer to Checking cables