Checking The Components And Wiring

Check the fuse for the air conditioning (A/C) relay.

Check the signal cable between engine control module (ECM) terminal #B10 (#C10) and air conditioning (A/C) relay connector terminal #2. Check for a short-circuit to ground. Check for an open-circuit.

Remedy as necessary.

Other information 

• see CONNECTING THE BREAKOUT BOX
• see SIGNAL SPECIFICATION (2008, 2009, 2010)
• see CHECKING WIRING AND TERMINALS

Fig 1: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying A/C Relay

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Continue 

  Refer to VERIFICATION