Radiator Cooling Fan Assembly Inspection

Check continuity between each terminals. If there is no continuity, replace radiator fan assembly.

Fig 1: Checking Continuity Between Radiator Cooling Fan Assembly Terminals
Courtesy of SUZUKI OF AMERICA CORP.
Connect battery to radiator fan motor coupler as shown in figure, then check that the radiator fan motor operates smoothly, fan speed varies and that specified current. If radiator fan motor does not operate smoothly, replace radiator fan assembly.
Reference: Fan motor specified current at 12 V

LOW: 4.8 - 7.8 A

HIGH: 7.4 - 10.9 A

Fig 2: Connecting Battery To Radiator Fan Motor Coupler
Courtesy of SUZUKI OF AMERICA CORP.