Checking The Component And Wiring

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

Remedy as necessary.

Other information 

• see CONNECTING THE BREAKOUT BOX
• see SIGNAL SPECIFICATION (2004, 2005)
• see SIGNAL SPECIFICATION (2006, 2007)
• 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.

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  Refer to VERIFICATION