Radiator Fan Switch Test

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

1. Remove the radiator fan switch (Low) from the radiator and radiator fan switch (High) from the thermostat cover.

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

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

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