COOLING FAN SYSTEM(w/ Towing Package) ON-VEHICLE INSPECTION
PROCEDURE
INSPECT COOLING FAN SYSTEM
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Turn the GTS on.
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Enter the following menus: Powertrain / Engine / Active Test / Control the Engine Cooling Fan Duty Ratio
Powertrain > Engine > Active Test
Tester Display
Control the Engine Cooling Fan Duty Ratio
Check the operation of the cooling fans while operating them using the GTS.
Standard
Tester Operation
Fan Operation
100%
Cooling fans operate
0%
Cooling fans stop
If the cooling fans do not operate, check the cooling fan circuit.