WebApr 4, 2024 · In general there are six things that may prevent, an electric cooling fan from coming on: Defective temperature switch, coolant sensor or other sensor. Engine thermostat is stuck OPEN (engine never gets hot enough, to turn on the fan). Faulty fan relay. A wiring problem (blown fuse, loose or corroded connector, shorts, opens, etc.). WebJan 1, 2024 · Are you thinking your Cadillac is overheating and your extended car warranty or car maintenance insurance has ran out. Has your fan stopped spinning? If your...
How to Replace a Cooling Fan Relay on Most Vehicles
WebApr 17, 2012 · Check cooling fan control circuit for open or poor connection. Repair as necessary. After repairs, go to step 23). If circuit or connection is okay, go to step 22). 19. Repair open or poor connection in cooling fan ground circuit. After repairs, go to step 23). 20. Replace cooling fan motor. After replacing cooling and motor, go step 23). 21. WebMar 10, 2024 · This video shows you how an automotive relay works and how you can test it using an digital multimeter. This is the easiest way to do it out of the car and the only way it should be done. If... northfield jewelry store
how to check your cooling fan relay. - YouTube
Web5. Testing a Cooling Fan Relay. The easiest way to know whether your relay is causing trouble is to replace it with another relay in your vehicle you know is working fine. Look at … WebFeb 27, 2024 · The most common symptoms of a bad coolant temperature sensor include poor mileage, cooling fans not coming on, engine performance issues, an overheating engine, and a check engine light on … WebJan 26, 2024 · If you jumped the cooling fan switch wiring harness and the fan switched on, then the electrical side of things is working (i.e. fan motor and relay). This means that the … how to say 11 in thai