Checking The Power Supply Wires

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off.

  Remove relay from relay holder.

  Check wire between 11C/37 #2 and relay holder #3 for short circuit to ground, as described in, see SHORT-CIRCUIT TO GROUND, PERMANENT FAULTS . Also check the wire circuit between relay #3 and motor #2 for short circuit to ground, see SHORT-CIRCUIT TO GROUND, PERMANENT FAULTS .

  Additional information: 

  • To access the window lift relay, see CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
  Fig 2: Identifying Ohmmeter

  Courtesy of VOLVO CARS CORPORATION
  Fig 3: Identifying Relays

  Courtesy of VOLVO CARS CORPORATION

Is there a fault? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to CHECKING INTERMITTENT SHORT CIRCUIT TO GROUND