This procedure works on most cars not just The civic Put Jesus at the center of it all God Bless. But if i unplug the sensor it turns on and stays the meaning the fans!! Inconclusive due to car shakiness. - gauged temperature of top and bottom radiator hoses by hand. Sorry for not getting back to this thread sooner.
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. Loading... Sign in to make your opinion count. BundysGarage 21,675 views 14:29 My car is over heating, why is this happening? http://www.aa1car.com/library/electric_cooling_fan.htm
Testing fuses, coolant sensor, etc - Duration: 3:23. Loading... Checking the circuit and motor for faults Check a fan motor for faults Connect the motor feedterminal to the live terminal onthe battery.
This should help you find it & fix it Category Autos & Vehicles License Standard YouTube License Show more Show less Loading... Is this the cause of the overheating? New videos ever so often.Matthumanpizza is not responsible for anything anybody does to their vehicle, thank you Category Howto & Style License Standard YouTube License Show more Show less Loading... When Should Radiator Fan Come On otherwise the fan doesn't kick on when car reaches high temperature. 1 out of 1 people think this is helpful.
Mark helpful 141,395 Report FordNut answered about a year ago My attention was brought back to this thread by a click from somebody...haven't seen it for 8 months. Radiator Fan Not Working Symptoms Loading... The fan motor itself can be checked by using jumper wires. More hints Typically when the engine computer loses the signal from the coolant temp sensor, it just turns both fans on high so the engine will not overheat.Click to expand...
Advertisement Autoplay When autoplay is enabled, a suggested video will automatically play next. Cooling Fan Relay Switch Scotty Kilmer 4,970,823 views 4:34 Checking Coolant Fan 2 - Duration: 2:21. If any these inputs are faulty due to a bad sensor or wiring fault, the PCM may not run the fan fast enough to keep the engine cool. Mark helpful 10 Report Juan answered 4 months ago i am having the same issue above with no ends and no solution.
I suspect the water pump or a plugged radiator. i thought about this It don't overheat but the car runs like crap it won't shift till high rpms and it has no acceleration!! How To Check If Radiator Fan Is Working Both small yellow 20 fuses are fine but replaced them ... Radiator Fan Not Working Overheating Checked the main and sub fuses, they look good but can't understand why fans aren't working?
Temperature Sensor The temperature sensor determines when the radiator fan comes on by reading the cooling system temperature. Click the Banner Below to Ask an Expert: More Cooling System Related Articles: Electric Cooling Fan Relay Problems Overheating: Causes & Cures Troubleshoot Cooling Fan Clutch Servicing Your Cooling System Your Running hot changed water pump and thermo last year. DJDevon3 60,151 views 12:42 Electric Radiator Fan Diagnosis - Duration: 10:40. How To Test Radiator Fan Relay
ELECTRIC COOLING FAN PROBLEMS A fan failure, or a failure of the fan relay or control circuit is bad news because it can allow the engine to overheat. Extra cooling is not needed when a cold engine is first started, so the fan does not come on until the engine reaches normal operating temperature (195 to 215 degrees). realfixesrealfast 1,899 viewsNew 10:25 How to check your radiator fan switch - Duration: 1:55. The cure may be to require the clutch circuit by adding a new relay so the clutch can have its own dedicated power circuit.
If the fan relay has failed, it will prevent the compressor clutch from engaging and there will be no cooling. What Happens When Your Radiator Fan Stops Working There will be two wires of positive and negative feed. These use a solid state relay for the cooling fans, and the relays tend to overheat and fail.
rehma6b0 457,823 views 26:00 Car Engine Overheating - Causes and Symptoms of Over Heating Car Engine - Duration: 12:30. realfixesrealfast 504,350 views 7:16 Radiator Fan / Relay / Cooling Fan Switch Not Working: Honda Civic - Duration: 5:46. Also they work by completing the ground path to the engine computer input, which in turn will turn the fan on. CarGurus has 18,287 nationwide Legacy listings starting at $1,300.
There are a number of common problems with radiator fans, and if your vehicle has one of them, fixing it is relatively quick and cheap to administer. There is enough air-flow at..say..45 mph+ to make fans redundant. Next is thermostat. How Does a Radiator Fan Work?
The assembly usually has only three components - fan motor, thermostatic (or thermo) switch, and relay.