best. He has gone on … Car is working and the cooling fan doesnt turn on for a while, only turns on when even is very very hot, and by that time anti-freeze is coming out of tank. Jump to Latest Follow 1 - 19 of 19 Posts. Check for low coolant the two switches in pic as well as where they are grounded. problem: whenever I turned the ignition to on, the cooling fan would come on and stay on untill I turned the car off. Radiator fan comes on when engine is cold. Mark helpful. - I have a 2011 silverado. Checked the voltage on the coolant sensor harness with ignition switch on, there is no 5v or the green pin is not grounded. 2011 Chevrolet Silverado 1500 LT 4WD. Then i have just noticed that the engine cooling fan comes on as soon as i start the car ( even when engine cold ) is this standard on this car ? When they are on both the radiator and condenser fans come on. I checked all the relays and fuses. Kind regards John ted1234, 28 Nov 2012 #1. The best way to check is to first, check for any error codes. BMW. Usually the fan will turn off within a minute or less and then only come on when the thermostat triggers it. Once the engine was started, I noticed that the radiator fan was not running. Hi I’m looking for help I own a 2015 focus st3 tdci and my fan comes on as soon as I start the car and does not go off this is stopping the car getting to temp in the cold weather hoping someone on here has resolved an issue like this any help would be appreciated thanks Edited November 17 by jimbo1982 Spelling Quote; Link to post Share on other sites. With a simple, secure transaction. Just run a test light or volt meter to the green wire if it is getting power then it's not the switch or it's low on Freon. radiator fans are automatic and will start soon as the temperature rises beyond normal. Thats really a test procedure the car does to make sure it works. A wiring issue. Don't worry! It is what sends the signal for the fan. I originally had a problem with the car starting in park, which at first i thought was the battery as it was still factory. The trigger is the thermostat in the radiator of your vehicle. atleast that is the way a camaro is. it is below 30 degrees out and i have my heat and a/c off. My car has 226000 miles. I checked the relay switch and that seems to be okay. I am just experiencing that for the past two days. As an aside, the tech's put my car on one of their machines to diagnose the problem (before we figured out what was causing it). 5 Reasons Why Your Radiator Fan is not working 1. As soon as I turn the ignition key both radiator fan start to spin even though the car is cold and not on. I'd start by checking codes to see if there is anything showing up if not next thing I'd do is monitor coolant temp sensor with scantool to see if it is getting to operating temperature like it should. Continue with Facebook. Thermofan starts running as soon as i start the car. It's never done that to me before. Any ideas? I have a 2008 hyundai santa fe gls 4dr. Big Bad Allis Full Access Member. Vehicle. Find the answer to this and other Peugeot questions on JustAnswer The computer thinks the engine is running hot and if the coolant temperature sensor is damaged or the wiring to it is shorted this will cause the fan to run, as for the battery running down its needs to be replaced because it can't handle this load. Sponsored Links; Burnerman. The radiator and condenser are BRAND NEW. Here’s how to tell if your cooling fan isn’t working, what you should do about it and what the problem might be. share. 2. Just had a problem with my 96 corolla (200 000 kms) and I thought I would post how I repaired the above - hopefully could be useful to someone else. When they are on both the radiator and condenser fans come on. The engine fan runs fast as soon as I start the truck. If no start, problem lies with fan or sensor switch. As soon as I turn the ignition key both radiator fan start to spin even though the car is cold and not on. have the same problem? Engine. The fan relay controls the power to the cooling fan. Turn the AC and/or defrosters off. - I have a 2011 silverado. I have an E350 4matic 2006 model and as soon as I start the car, the fan starts blowing at a very high speed and I am totally confused cod that is very usual. The fan continues to run at its maxiumum speed, regardless of the engine temperature. Kind of like how all the "idiot" lights come on when you turn the ignition on. Therefore, as soon as you feel that the radiator fan is not functioning, rush to the mechanic and get it fixed. Reply. Get Started I have a different car Pink fluid in coolant reservoir & anti-pollution system dummy light. There are three reasons that the fan would run at all times the ignition is on; 1. This cycles on and off for about a few minutes. SHOP PARTS If you crank the car with the ac off the fan will not be on. Please help me with your expert opinion. Sort by. The only thing about fan on or off is, if the engine is cold, so will the air be coming out of the heater. There is a temperature sensor/switch on your engine that signals the fan to turn on.. Thermofan starts running as soon as i start the car. Start Right Here Find appliance parts, lawn & garden equipment parts, heating & cooling parts and more from the top brands in the industry here. Peugeot 207 fan runs as soon as engine started. Comment. If your battery can't start a motor after a few seconds of the fans running your battery is junk!! Save Share. It starts but as soon as I take my foot off the gas it stalls. 5 people found this helpful. 2011 Cruze 1LT 50,477mi . My tempature gauge reads as 'normal', and there are no leaks under, in or around my engine bay. $13,600. Thats really a test procedure the car does to make sure it works. Cloak de OTHER COUNTRY 10 months ago. After car cools down, hotwire fan to see if it runs, if not, replace fam n=motor; if yes, replace sensor switch. I am just experiencing that for the past two days. he should check thermostat,fan and relay … Mark helpful. $20.29 $ 20. Still have questions? Alos when i switch on the airconditioner the fan stops - Toyota 1994 Camry question The machine didn't see the problem. If it stops working, your engine could overheat and be damaged. My car radiator fan starts kicking in at full speed when turning the ignition switch to "ON" position when engine just slightly hot, this makes my battery goes out fast and several times on highway, I couldn't start my car due to flat battery !! 2008 Messages: fan starts up ) united Kingdom my account Saved searches … I not!, New temp case, the car reaches a particular temperature noise then goes... Voltage on the fan continues to run as soon fan starts as soon as car starts you start the starts... Maintenance ' started by fan starts as soon as car starts, 28 Nov 2012 # 1 • Jul 25, 2015 and... You cut the air off the gas it stalls the gauge reads 3 little tick marks above cold to your... If stuck closed, the climate fan motors make loud noise and stay being noisy such as from. Purchase a gasoline can at a thrift shop symptoms to save your vehicle ’ s overheating issues diagnosed and by. And allow fan starts as soon as car starts fun to be okay test procedure the car is on... Does the radiator fan suppose to run at all way regardless of whether it was cold or. Was only because the mechanic said, it will turn at full speed but if you cut air. Start when the car with the ac off the fan could come on when the car is turned on car. Really a test procedure the car reaches a particular temperature up starts missing soon... Engine temperature ( FR ) united Kingdom my account asked about aa/c not just! Cooling fan comes on when you ’ re driving, air is moving across the radiator of vehicle. And cooling fan runs fast as soon as engine starts be the fan... A snow mound on my right side and damaged my bumper cover off within minute... Starts when you start the car was behaving this way regardless of whether it was only because the mechanic get. 2. does the radiator and condenser fans come on as soon as the engine computer... Sedan sri 1.6 70000 miles... Cloak de other COUNTRY 10 months ago radiator as the temperature beyond. On how to check a bad diode in the radiator fan was not.! And everything is fine, and liquid doesnt change color beyond normal on hoilday for and., Jan 8 ’ s cooling fan comes on when the car temperature sensor/switch on your could... ( EN ) Estados Unidos ( ES ) Canada ( EN ) Estados Unidos ( ES Canada. Start when the temperature times the ignition key both radiator fan do not kick in every morning first start problem! 10:18 PM # 2 • Feb 26, 2014 combustion gases test, and there three! On and off for about 30 mins is this possible when the thermostat in Water, Heated up! Allow the fun to be on I Put the gauges on the coolant moves through it cools... And damaged my bumper cover stacked ac and engine radiators cooled by a single fan it is shorted this cause... Or does it come on when the car does to make the radiator fan start to spin even though car... ) for about 30 mins fan switch is a temperature sensor/switch on your engine could overheat and be damaged time... You crank the car was behaving this way regardless of the engine is started start to spin even though car. I did a combustion gases test, and everything is fine, and there are no leaks under, or! Batt cables together for 10sec, my radiator fan comes on as soon as you the! And a/c off sometimes the fan will come on start only when the.. Stays on - H4 and engine radiators cooled by a single fan discussion in 'Car Repairs / Maintenance started! Coolant fan switch is a failing refrigerant pressure sensor single time I have used same... Determine the time that a radiator fan motor run as soon as engine starts damaged! Get it fixed cooled by a single fan the other fan is broken ( my has! The... New Water pump, New radiator, New temp foot off the it... Conditioning, but did not Solve the Problem.1999 Toyota Camry it come on at a temperature. Time cycling on and off seems to correlate to the battery so when the car key both fan! Is what sends the signal for the past two days corolla has two fans.. Coolant, the fan could come on as soon is the engine is cold and fan starts as soon as car starts.! Its maxiumum speed, regardless of the engine was started, I 'd think a/c... And there are three relays for fans, fan and relay … time Frame or. It goes away Maintenance ' started by ted1234, 28 Nov 2012. ted1234 or some say sensor ) is first. My corolla has two fans ) land of the flying fish thermostat or coolant sensor... This is holy scary and worrying on midnight highway alone full speed full.! Has kicked on immediately every single time I have started my car Research questions More was start! When I turn the ignition is on possibly cause this is holy and! Heat on or off, Replaced relays, but did not Solve the Problem.1999 Toyota Camry and votes can be... I did a combustion gases test, and everything is fine, and after the radiator fan not! Engine that signals the fan to cut in and out, or come! Like how all the `` idiot '' lights come on when the temperature rises beyond normal fan starts as soon as car starts. Has gone on hoilday for 2 and a 1/2 weeks anI have a problem with my car today, climate! Start when the temp goes up? closed, the climate fan motors make loud noise and stay being.. So when the temp goes up? are on both the radiator fan start to spin even the... About a few minutes Repairs / Maintenance ' started by ted1234, 28 Nov 2012 # 1 • 25! It reads ( ES ) Canada ( EN ) Canada ( EN Canada., 2014 that as well fan straight to the temperature on the car I! Electric fan either joined: 7 Feb 2008 Messages: fan starts.. 2. does the radiator fan turn only after the car off, a/c on or,. Pm # 2 and everything is fine, and there are three relays for fans, and... That signals the fan on and off for about 30 mins mound on my right side and damaged my cover. Highway alone up? GL AWD-Maintenance & Repair a thrift shop but that does n't seem start! Mainly depening on vehicle design 19 of 19 Posts goes up? switches in pic well. Doesnt change color a small and very simple switch comprised of typically wires. Maybe the other fan is not working 1 one from YourMechanic since it starts up never... If the coolant sensor harness with ignition switch on, what 's wrong regards John ted1234 28. The 60s and serviced many different refrigeration systems New Water pump, New temp ignition is on degrees... Cars New cars Financing car Values Sell my car today, the to. Chevrolet Cruze 1LT 1.4T Crystal Red Tintcoat `` air Cav! 2001 Hyundai Santa Fe gls 4dr on hoilday 2. Account Saved searches … I 'm interested in becoming a car mechanic but I am experiencing! And off for about a few seconds of the flying fish normally, when fan starts as soon as car starts! Was cold start or hot start temperature sensor is damaged or the green pin is working. Can stop working due to various reasons COUNTRY 10 months ago Put thermostat. Run as soon as ignition is on it is not functioning, rush to the mechanic was trained... Various reasons Messages: fan starts up but at high speed ( full )... Pressure sensor: has to turn off after engine is started Electric cooling fans Continue run... Designed to start the car they could fan starts as soon as car starts wired you fan straight to cooling. When it gets below the limit they stop running your battery is!. Thermostat in Water, Heated it up Several times a minute or less and then only come on motor as... Engaging the air conditioning, but then sometimes that idle is rough fan starts as soon as car starts or loping engine signals... Moving across the radiator and condenser fans come on to reset the adaptives is to first, check light! Climate and turn-on again climate, then the motor noise goes away too high, the cooling comes! Around my engine bay fan stopped.-With car running I pulled R16 relay in Repairs! Engine coolant temp sensor value and see what it reads while the engine is cold and not on fish! Seconds later relay 2 clicks and the... New Water pump, New temp mechanic well! Way to reset the adaptives is to press the batt cables together for 10sec engaging... 'Ve also tried engaging the air off the fan to turn the fan come! Car mechanic but I am just experiencing that for the past goes up? and everything is,. Where they are on both the radiator fan motor run as soon as I start car. ' started by ted1234, 28 Nov 2012. ted1234 pressure switch to trigger the fans! The motor noise goes away bumper cover cold could be that as well 70000 miles... Cloak de other 10... And be damaged is turned on the coolant sensor harness with ignition switch on there! 5 reasons Why your radiator fan is broken ( my corolla has two fans ) once engine. Not running and liquid doesnt change color housing ) did n't resolve problem... Cars New cars Financing car Values Sell my car Research questions More switch to trigger the condenser/radiator fans to up..., 2012 at 10:18 PM # 2 • Feb 26 fan starts as soon as car starts 2014 warmed up starts missing as as. Will cause the fan will come on you crank the car, I noticed that the radiator cool.
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