Intermittent fault

Check wire between central electronic module (CEM) 11B and left seat heater connector 2 for a short circuit to voltage supply as described in Short-circuit to supply voltage, intermittent faults .

Do the necessary corrective action.

Additional information: 

• For information on the central electronic module (CEM) connector, see Central electronic module (CEM), replacing
• To connect the test box, see Connecting the breakout box
• -2004: Signal specification
• 2005-: Signal specification

Fig 2: Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Voltage Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 4: Identifying Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Refer to Information