Checking the power supply

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.

  Check the power supply (12 V) to the accelerator pedal (AP) position sensor between accelerator pedal (AP) position sensor terminals #1 (wiring side) and #3 (wiring side).

  Check that the power supply is approximately 12 V with the ignition on.

  Remedy as necessary.

  Other information: 

  • See Contents
  • To connect the breakout box, see Connecting the breakout box
  • For information about signals, see ELECTRICAL SYSTEM
  • To access and replace the accelerator pedal (AP) position sensor, see Accelerator pedal (AP), replacing .
  Fig 2: Identifying 6-Bit Connector

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

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 4: Identifying Accelerator Pedal (AP) Position Sensor

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the power supply OK? 

• YES 

  Refer to Checking components and wiring 

• NO 

  Refer to Checking the connectors and cables