Checking The Component And Cable

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off.

  Check the cable between central electronic module (CEM) connector terminal #D8 and the ignition switch X-supply (terminal #6). Check for an open-circuit. Check for a short-circuit to ground.

  Switch on the ignition. The voltage must be the same as battery voltage if the key is in position I or II.

  Other information: 

  • see CONNECTING THE BREAKOUT BOX
  • -2004: SIGNAL SPECIFICATION
  • 2005-: SIGNAL SPECIFICATION
  • For -2004, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
  • For 2005-, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
  • see CHECKING WIRING AND TERMINALS
  Fig 2: Identifying Central Electronic Module (CEM) Connector Terminals

  Courtesy of VOLVO CARS CORPORATION

Is the voltage OK? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to REPLACING THE COMPONENT