Checking the Signal Cable

Check the cable between the light switch module (LSM) terminal #3 (3/111) and central electronic module (CEM) terminal #18A. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information: 

• For information about the central electronic module (CEM), see Central Electronic Module (CEM), Replacing
• To replace the light switch module (LSM), see Switches Lights, Replacing
• See Checking Wiring And Terminals .

Fig 1: 10-CD Changer Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Voltage Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Ground Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Information