Checking The Connectors

Check the control module and roof lamp module connectors. Check for contact resistance and oxidation.

Other information: 

• To access the roof lamp module connector, see INTERIOR LIGHTING, REPLACING
• To access the connector for the upper electronic module (UEM), see UPPER ELECTRONIC MODULE (UEM)/REARVIEW MIRROR, REPLACING
• see CHECKING WIRING AND TERMINALS .

Fig 1: Identifying Connector Terminals

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohms Display

Courtesy of VOLVO CARS CORPORATION

Was a fault detected? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to CHECKING FOR OPEN-CIRCUITS AND SHORT-CIRCUITS