Checking the component

Fig 1: Checking Traffic Load On CAN Cables

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Check that the engine cooling fan (FC) blade rotates easily. Check that nothing is obstructing the engine cooling fan (FC) blade.
Remedy as necessary.
Ignition on.
Check all speeds of the engine cooling fan (FC).
Activate the engine cooling fan (FC) by clicking the VCT2000 symbol.

Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Engine Fan Control Module
Courtesy of VOLVO CARS OF NORTH AMERICA.