Radiator Cooling Fan Temperature Sensor / Switch

Engine Coolant Temperature (ECT) Switch "A" (Radiator Fan)
ON (Continuity) 90°-96° C (194°-199° F)
OFF (No continuity) 36°-45° F Lower [1]

Engine Coolant Temperature (ECT) Switch "B" (A/C Fan Timer System)
ON (Continuity) 103°-109° C (217°-228° F)
OFF (No continuity) 36°-45° F Lower [1]


[1] Lower than the temperature when it goes ON.