Radiator Fan Switch Test

NOTE: Bleed air from the cooling system after installing the radiator fan switch.

1.Remove the radiator fan switch from the radiator.

2.Suspend the  radiator fan switch (A) in a container of water as shown.


3.Heat the water, and check the temperature with a thermometer. Do not let the thermometer (B) touch the bottom of the hot container.

4.Measure the continuity between terminal No.1 and terminal No.2 according to the table.