Checking for contact resistance and oxidation

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.

  Disconnect the connectors from the left-hand seat heating module (SHM). Check all connectors. Check for contact resistance and oxidation.

  Remedy as necessary.

  Other information 

  • See Checking wiring and terminals
  Fig 2: Identifying Connector Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing the component