Checking the power supply

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.

  Check the voltage to ground at the following points: 

  Main fuse rear no. 1 (11E7)

  Rear fuse no. 1 (11D1)

  The voltage must be at least battery voltage minus 3 V.

  Check that the fuses are intact.

  Remedy as necessary.

  Fig 2: Identifying Voltage Display

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Battery And Cargo Compartment Main Fuse

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was the fault found? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking the power supply and ground at the rear control module