Engine Cooling Fan Sensor

The cooling fan which is behind the radiator grille removes heat from the engine s coolant.

Engine cooling fan sensor.

If the fan receives a false signal the fan might not turn on causing the engine to overheat. Your cooling fan switch activates your fans to cool your radiator. The tech told me that the engine compartment cooling fan sensor wire was burnt. Extra cooling is not needed when a cold engine is first started.

This fan is electrically controlled and relies on the signal from the onboard computer. The coolant temperature sensor is one of the most important engine management sensors as its reading plays a key role in calculations which affect engine performance. If the switch isn t working it should be replaced. Discussion starter 1 4 mo ago edited hello i have been suspecting that my cooling fans never come on.

Fan thermostat temperature switch with 3 8 pipe thread 185 to 175 degree electric engine cooling fan thermostat temperature sensor switch fits 10 12 14 16 fan with pipe thread. A coolant temperature sensor is a vital part of an automobile engine s cooling system. For this reason if you. Fan thermostat temperature switch with 3 8 pipe thread 185 to 175 degree electric engine cooling fan thermostat temperature sensor switch fits 10 12 14 16 fan with pipe thread.

Joined 8 mo ago 30 posts. Diysave10 online ship to home orders only duralast cooling fan switch radiator sw1123. The engine coolant sensor or a separate engine temperature switch is used to monitor engine temperature. Without a properly operating cooling system the engine will run hot which will cause the engine to operate inefficiently and may result in serious damage.

Engine coolant fan sensor switch. If you ve experienced these problems check your cooling fan and switch. He replaced the wire and then told me that the sensor is bad because it will not go to ground when hot and that it needs to be replaced. So the engine cooling fan does not come on until the engine reaches normal operating temperature.

Symptoms of a faulty cooling fan switch include an overheated engine and an active check engine light.