Checking the component and wiring

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Switch off the ignition. Wait 10 seconds
• Disconnect the connector from the seat belt buckle
• Disconnect the connectors from the central electronic module (CEM).
  CAUTION:

  Avoid touching the terminal pins in the control module. There is a risk of static discharge which could damage the control module.

  Check the connectors for the seat belt buckles and the central electronic module (CEM). Check for damage to pins and terminals.

  Also check the other connector which connects the wiring between the seat belt buckle and the control module.

  Remedy as necessary.

  Check the wiring between the central electronic module (CEM) and the seat belt buckle connector. Check for a short-circuit and/or an open-circuit.

  Remedy as necessary.

  Other information 

  • See Connecting the breakout box
  • See Signal specification
  • See Seat belts, replacing
  • See Central electronic module (CEM), replacing
  • See Checking wiring and terminals

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing the component