Checking the fuse and relay

Check that fuse 20 in the fusebox in the passenger compartment is intact.

If the fuse has blown, check the cable between control module terminal #A35 (#A35) and the relay for extended X-supply 2/101 terminal #1 (located on the central electronic module (CEM). Check for a short-circuit to ground.

Other information: 

• To connect the breakout box and access the relay, see Central electronic module (CEM), replacing
• See Checking wiring and terminals

Fig 1: Identifying Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohms Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking the voltage before the fuse