Checking and replacing the component

Remove relay 2/117. Check the relay base switches for contact resistance and oxidation according to Contact resistance and oxidation .

Install the relay.

Activate the relay using the button on the control panel on the right rear door, window up.

If the function is now OK the fault was caused by a contact fault in the relay base.

Other information 

• See Central electronic module (CEM), replacing

Fig 1: Identifying Ohm Meter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Relays

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was the function OK? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing the component