Checking the component and cable

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.

  Check the cable between central electronic module (CEM) connector terminal #D60 and the 50-supply to ignition switch connector terminal #7. Check for an open-circuit. Check for a short-circuit to ground.

  The voltage must be battery voltage when the key is in the ignition position III.

  Other information: 

  • See Connecting the breakout box
  • -2004: Signal specification
  • 2005-: Signal specification
  • See Central electronic module (CEM), replacing
  • See Checking wiring and terminals
  Fig 2: Breakout Box

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Central Electronic Module (CEM) Connector Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the voltage the same as battery voltage? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing the component