Wednesday, 15 November 2017

How to check if your radiator fan is working

Trouble shooting an over-heating engine. How to test your fan temp thermostat switch - Duration: 5: 43. You can do this test with the fan installed in the car or outside the car IT DOES NOT.


Open up the frunk and watch for the cooling fans to come on (this is assuming of course you have already removed the frunk plastics).


Make sure the fuse for the radiator fan is intact.

If it is not, replace it immediately, and this should take care of the .

Thermostatically controlled motors do not work the fan until the engine coolant rises above normal operating temperature, and then switch off when it has cooled down again.

To check that the fan is working , listen for it cutting in and out, and watch the temperature gauge. If the engine shows signs of overheating, stop and . Scotty Kilmer, mechanic for the last years and counting, shows how to repair the cooling fans in your car. Is the cooling fan motor working on your vehicle? Testing low and high speed cooling fan relays.


OTHER VIDEOS THAT MAY INTEREST YOU . If the fan does not come on, something in the control circuit is defective.


How do temperature gauges work ? A: To troubleshoot an overheating car, check the coolant level, look under the hood to see if the electric fan is running, examine the radiator fan switch and. For more How to and diy videos subscribe to. Then test for incoming voltage at the terminal with your digital multimeter (DMM).


With the engine running and at operating temperature, touch the terminal positive . The cooling fans are mounted on the radiator and work to pull air through the radiator fans to keep the engine cool, especially during idle and low.


Check your car manual to locate it. To check it you need to unplug it, ground the terminal from that end and take the other end of the ground wire to the negative terminal of the battery. If they are, that confirms the fan relay and radiator fans are, indee working properly.


In general, most vehicles on the road have two types of fuses. Older cars have glass, cylinder-shaped fuses with stainless steel on the ends and glass in the middle. The test was carried out using INPA software.


W resistor attached to the radiator that provides the slow spee this often fails. I disconnected the driver side fan both fan started running.


I am trying to find out if it id. A fan clutch is the assembly that your engine cooling fan rides on and that tells the fan when to turn on and off. A central core, which locks and unlocks based on the temperature, allows the fan to spin with the engine crankshaft or freewheel on its own.

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