A radiator fan is important as it helps to circulate air within the engine of your vehicle and keep the engine temperature down. The temperature sensor determines when the radiator fan comes on by reading the cooling system temperature. The sensor is usually located in the car . Fortunately, these systems are fairly easy to diagnose in the event of failure.
The fan only runs when needed to help cool the engine.
This procedure works on most cars no.
I apologize for it may be hard to understand some of my words.
My car has an automatic transmission. I have already replaced the fan itself and the sensor on the radiator hose. Still wont turn on , any other suggestions? Scotty Kilmer, mechanic for the last years and counting, shows how to repair the cooling fans in your car. For almost every vehicle, the fan is an extremely important part of the cooling system, particularly when the vehicle is driven slowly or sitting in traffic with the engine idling.
Many cars have fans that are attached to the crankshaft or water pump and are constantly turning and providing cool air. Check this question Why does my motor fan not work? It is my hope, this is enough information. Even though there are two fans, they work independently.
Wired the fans directly to the battery and they both turned on. The mass air flow sensor was replaced as well as the ecm and crankshaft sensor. We disconnected the battery for 10ish . L engine stall, after battery replacement?
Your mechanic will be looking for one of a. Hey guys this just started happening. When the car is not moving it will heat up and the fan will never turn on. I checked the big fuse under the dash and it was good. I also swapped the relay under the hood with the heater relay .
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