Checking the wiring

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Disconnect central electronic module (CEM) connector D.

  Check the ground lead. Check for an open-circuit.

  Take readings between:

  • Central electronic module (CEM) terminal #D45 (45) and the fuel level sensor on the right-h and side.

  Remedy as necessary.

  Other information 

  • See Connecting the breakout box
  • See Signal specification
  • See Central electronic module (CEM), replacing
  • See Level sensor, fuel tank/fuel pump, replacement
  • See Checking wiring and terminals
  Fig 3: Identifying Connector D

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing the component