Checking power supply

Check that the battery charges normally when the motor is running/generator (GEN) charging.

Check display connector for contact resistance and oxidation according to Contact resistance and oxidation .

Check the cables between the display #11 and #12 and fuses 15 and 30 for an open-circuit according to Open-circuit, permanent faults .

Remedy as necessary.

Other information: 

• To access/replace the display, see Replacing the display .

Fig 1: Identifying Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Were any faults found? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  FAULT NOT FOUND:  Troubleshooting has been completed.