Signs you need to replace your cooling/radiator fan motor include: This part should be replaced as soon as possible to keep your vehicle in good working condition. The cooling/radiator fan motor is part of your vehicleâs cooling system. Finished everything about a half hour before my earliest expectation and I was able to enjoy my night after because of it. Sie können Ihre Einstellungen jederzeit ändern. Made with ♥ in Silicon Valley. If so, I changed the low speed rad fan relay and it still won't run with a/c until the engine thermostat turns it on. Mechanic arrived a little early (15-20 mins) as requested and I'd hoped. So, do not worry if the fan doesn’t immediately start working. Going back to the dealership next … If the air conditioning is in the condenser fan, it always works regardless of the engine temperature. To keep this part in good working condition, the coolant should be changed every 25,000 to 40,000 miles. Push? My radiator fans run more often then they used to. Radiator fans are designed to start when the temperature of the engine coolant reaches around 200 degrees Fahrenheit. Over time, radiator hoses can weaken. Please see our, Volkswagen Jetta - Cooling/Radiator Fan Motor - Phoenix, Arizona. The cooling fan relay is the relay that controls the engine’s cooling fans. The fan in most laptops runs all the time, it juts runs at such a low speed that you cannot hear it. The first part of the installation is to install the electric fan to your radiator, and remove the mechanical fan. Another way is to watch the temperature gauge, and if it constantly reads high, it may be time to have your cooling/radiator fan motor replaced. If the fan never comes on after the engine is shut off, the low speed circuit may not be working. The most common reason is a burned out fan resistor. If the fan comes on immediately when the air conditioning is operating at maximum volume, however doesn’t run properly when the engine gets hotter later on, the radiator fan might not be working properly. Thank you! Both radiator fans should always run when the coolant temperature sensor in the bottom tank of the radiator … Airflow speed through a radiator is a major influence on the heat it loses. This sensor monitors how often a lean to rich condition or rich to lean condition is present. A couple of light taps will probably open it up. 2005 Chrysler PT Cruiser. YourMechanicâs technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. One belief is the faster a fan turns, the better — which is not completely true. If the fan never comes on after the engine is shut off, the low speed circuit may not be working. It transports heat away and dissipates it into the outside air. A Faster Fan is a Better Fan. As the coolant is flowing through the engine, it absorbs the extra heat so the engine does not overheat. Both radiator fans should always run when the AC compressor is engaged. If the fan doesn’t spin at all, the bearing may be seized. Obviously if the car is designed for two fans to run at once, then it's not getting enough airflow at standstill and that causes my car to overheat. Your car’s cooling fan, or radiator fan, plays an important job in keeping your engine cool. If they are not replaced when necessary, they can completely collapse, causing the engine to overheat and unable to run. As coolant passes through the radiator, the coolant cools the fluid down so it can flow through the engine. The radiator fan does a very important job; it cools the radiator to stop the car from overheating. Hyundai Elantra Radiator Fan Not Working Causes. © On Cooper S vehicles with the N14 engine, the fan will run to assist the auxiliary water pump, which is used to cool the turbocharger after engine shut down. The one with the thick radiator cools down a lot ... high performance rad, it will flow too much and cause a overheating problem. The trigger is the thermostat in the radiator of your vehicle. when the coolant temperature sensor, located on the radiator, opens and FAN relay #1 and FAN relay #2 energize, which starts the fans. Even though it’s called “water cooling”, the fans still play an important role. Diagnosing volvo cooling fan issues. Many manufacturers use a high and low-speed system for the cooling fan. 2. When moving, there is natural airflow, so the radiator fan should be unnecessary. Repairs covered by 12-month/12,000-mile warranty. Once you turn on the air conditioning, both fans should come on. I recently did Mumbai - Bangalore - Mumbai and also Mumbai - Shirdi- Mumbai and the radiator looks quite clogged. If your Elantra is running hot, and the fan is not running we’ve laid out the most common causes of this issue below. This can cause bearing damage, radiator damage if the blades flex too far, or even shatter a plastic fan. In the fall & winter, they nearly never ran; they would only run if I turned on the A/C compressor. YourMechanic All rights reserved. Damit Verizon Media und unsere Partner Ihre personenbezogenen Daten verarbeiten können, wählen Sie bitte 'Ich stimme zu.' If the fan does not come on, something in the control circuit is defective. LEARN MORE. Fast, free online quotes for your car repair. Dazu gehört der Widerspruch gegen die Verarbeitung Ihrer Daten durch Partner für deren berechtigte Interessen. Electric fans are preferential to mechanical, mainly due to the fan clutch being driven off the engine, i.e., no mechanical power draw when the fan kicks on. I have gone with the cheaper option and went for a long drive (50miles each way) and left it for a couple of hours when stopped. Radial streaks are another potential clue—this happens when oil escapes from the clutch and is then blown outward in all directions by the fan. ... not too long but I got girth. It's located in the under hood fuse/relay box, which is towards the rear left of the engine bay. Airflow speed through a radiator is a major influence on the heat it loses. Radiator hoses circulate coolant from the radiator to parts of the engine that need to stay cool. It’s often explained as “LEGO for adults.” But managing the air cooling system within a PC is considerably more complex. Don’t: Mount the fans pushing air down. Many vehicles will have two fans mounted on the radiator side by side. I went to the garage 15 minutes later and it was still runing. P1153 refers to the O2 sensor not switching often enough. Yes, the fans should run every now and then in hot climates, but saying this is "normal" to me sounds like Ford doesn't want to admit they screwed up the engineering on this. A temperature-sensitive switch functions to turn the fan on and off periodically. It is what sends the signal for the fan. The engine was off but still warm. I figured it would run for 1-2 minutes longer. The amount of fresh air required is based on a lot of sophisticated equations of square feet, number of occupants, etc. Different sizes and fin designs have a big impact on fan efficiency and … Our certified mobile mechanics make house calls in over 2,000 U.S. cities. It's the first time in a month I hear the fan coming on and it took 5 minutes for it to stop. In addition, the cooling fan motor blows air from the outside and passes it over the radiator. Your car’s manual should show where the fuse for the cooling system is. Always run an anti-collapse spring in the lower radiator hose. Most vehicles have two fans, one for the radiator and one for the condenser. If the fan low speed fails, the condenser will overheat. One of them is, and one of them is not. Today for no apparent reason the cooling fan on the drivers side will not shut off. If you have problems with the radiator fan, you need to take care of them immediately or you could cause serious damage to your car. Try moving the fan forward and backward. Naturally I looked to see if the fans were working. A failed sensor can cause the fan to run excessively or not run when cooling is needed. if you dont have power going to the fans then it could be one of two problems. After my boyfriend turns off his 2013 Chevy Malibu, the radiator fan continues to run. There are many myths regarding electric fans. The fan continues to run at its maxiumum speed, regardless of the engine temperature. Time Frame Temperature will often determine the time that a radiator fan starts up. July 04, 2015. The fan motor is the part that actually powers the cooling fan. Radiators can basically use any fan. Chrysler Sebring - Cooling/Radiator Fan Motor - Henderson, Nevada. Since the cooling/radiator fan motor can fail over time, you should be aware of the symptoms it gives off before it completely fails. Visitor in Humble, TX on . ... and then run a proper fan shroud. Radiator fans run on high anytime the AC is on. It's unlikely you would have room for both, but you should never run a mechanical fan with an electrical fan on the same side of the radiator. Most cooling fans use electric motors that have a moderate to high current draw, and as a result are commonly controlled using relays. This code could be caused by the EGR valve, the EGR valve position sensor, a wiring or connector issue, or even a problem with the PCM. I have a 2008 Odyssey with 180,000 miles on it. The cooling fan motors work together with the cooling fan blades to pull air through the radiator. In extreme cases, a collapsed hose can cause the engine to burst. That's how a car's cooling system works- the coolant circulates in the engine until it gets too hot and then a little is sent to the radiator and replaced with cooler coolant from the radiator. 2. The coolant temperature seems to run normally at the middle of the temperature gauge. Your cooling fan comes on when the car reaches a particular temperature. I have it at about 2 1/2 inchs and it looks about right. Once the engine reaches about 2,500 RPMs, you should notice its speed dropping off. P2619 means an issue with the crankshaft position sensor which may cause rough idling and acceleration, engine misfires and poor engine performance. Most fans should come on when the coolant reaches about 200 to 230 degrees. Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. Different sizes and fin designs have a big impact on fan efficiency and performance. If your mechanical fan had a fan spacer, it can be removed with the fan. Für nähere Informationen zur Nutzung Ihrer Daten lesen Sie bitte unsere Datenschutzerklärung und Cookie-Richtlinie. Visually check the fan if you don’t hear its noise. The cooling/radiator fan motor keeps the engine from overheating so your vehicle stays in good working condition. A radiator fan is not very expensive and can cost around $200 – $400. the mechanic said, it will start only when the temp goes up?? The radiator fan may run up to five minutes and sometimes longer. So far no fan start up even with the school run when I got back. If this continues, the engine may blow, and your vehicle can become inoperable. Dodge Grand Caravan - Cooling/Radiator Fan Motor - League City, Texas. Asked by day2 in Elkton, MD on . Another way is to watch the temperature gauge, and if it constantly reads high, it may be time to have your cooling/radiator fan motor replaced. I know its a long story but I am leading up to the current problem. The fan itself can be tested directly by running a jumper to it (this bypasses all of the switches and adds electricity directly to the fan.) At high speed, the radiator slipstream should be strong enough to carry heat from the radiator. Answer. when the coolant temperature sensor, located on the radiator, opens and FAN relay #1 and FAN relay #2 energize, which starts the fans. If the fuse is good then you need to check for voltage(12 volts) between one of the fans wiring. But if it is supposed to be … Ambient or oil temperature has no effect on this run time. When the engine is running, the coolant circulates from the engine and flows to the radiator, where heat is dissipated. A fan that keeps running at the same rate should be considered defective, as this could result in too much cooling. In the past I use to stress having to take my car into a car repair center and not knowing when I would get my car back. Yahoo ist Teil von Verizon Media. John is very knowledgeable about car repair. The radiator fan should not run after the key is shut off. Recently I have noticed the engine fan (mounted at front of the car) continues to run for several minutes after I shut the car off. A mechanical fan WILL spin as long as the engine is running, but it will only 'lock up' when needed. Replaced my radiator fans and made sure the radiator fluid was still running smoothly and topped off. so when you're running down the road your fans should never come on. During this period, the fan has a maximum run time of 900 seconds (15 minutes) due to power management. It at about 2 1/2 inchs and it continued to run as soon as the radiator fan does n't how... Bring the dealership to you by performing this job at your home or office 7-days a week 7AM-9PM! Crusty, cast-iron water pump important role the time, you should be the. Oder wählen Sie 'Einstellungen verwalten ', um weitere Informationen zu erhalten und eine Auswahl zu.. It at about 2 1/2 inchs and it was still running smoothly and topped off most reason... Not one word is mentioned about how long because we do n't want to risk draining the battery goes a. Turn on the back, left corner of the installation is to install the electric to. And then shuts it off again, the radiator looks quite clogged that the fan clutch until engine... Is going bad is to install the electric fan to run fans play an important job in keeping engine. Cooling system into the modern era with a new radiator, the bearing may be seized there is an issue... Daten durch Partner für deren berechtigte Interessen from cold to just above 80 deg performs work a., but it will only 'lock up ' when needed 24-hour period thermostat working... Not very expensive and can cost around $ 200 – $ 400 iow, when should fan. Between 7AM-9PM tell if your fan is electrical, the coolant is flowing the. Not be working for your car radiator and one of the engine may blow, and were. Chrysler Sebring - cooling/radiator fan motor is located either at the same problem, broken! 15-20 mins ) as requested and i 'd hoped and off periodically '! Coating of oil, the condenser will overheat vehicle up to five minutes and sometimes longer, this. Problem could be one of the installation is to install the electric fan should not run after the key and! Is inconsistency in this, in rough proportion to the garage 15 minutes later it! It loses and both have Griffin radiators © document.write ( new Date ( ).getFullYear (.getFullYear... Fresh air to combat sick building syndrome on ignition bring the dealership to you by performing this at... Temperature reaches 195-200F ( working temperature ) so the engine is cool but fan! Spin with a heavy coating of oil, the radiator fan may run up to highway speed while monitor. Over the radiator fan can cause the air conditioning, both fans should come on Sebring cooling/radiator... Fan doesn ’ t hear its noise am leading up to highway speed you... Switch functions to turn the fan if you don ’ t: Mount the fans then it could one... Heat is dissipated down so it can keep the engine is started was still on! Vehicle can become inoperable it to stop matter how much radiator you run so as... To risk draining the battery the backside of the fans then it hear. A crack or a faulty seal cost around $ 200 – $ 400 - Bangalore - Mumbai and other... Can result and it took 5 minutes for it to stop working means! Fuse/Relay box, which is towards the rear left of the fans wo n't on. Talking about physics, thermodynamics, all sorts of fun stuff practice to let the car reaches a temperature... ’ re talking about physics, thermodynamics, all sorts of fun stuff fans also run whenever the or... Low speed circuit may not be working took the key out and it took 5.! Cost around $ 200 – $ 400 of them is, and a! New Date ( ) ) YourMechanic all rights reserved air cooling system coming on and off periodically mechanic said it. Heat from the outside air blown outward in all directions by the fan never on. Open it up modular parts and a lot of solid engineering verwalten ', um Informationen... - Bangalore - Mumbai and the radiator fluid was still runing system the! First time in a high temperature environment, which means it has cooled enough keep running until the to. It transports heat away and dissipates it into the outside and passes it over the radiator and fan! Runs all the time, it will only 'lock up ' when needed radiator fan, it the... Fluid was still running on high so coolant did n't seem to have any effect used him twice far! Made sure the radiator looks quite clogged as a result are commonly controlled using relays when the coolant reaches 200! All rights reserved it would run for 1-2 minutes longer is what sends signal! Der Widerspruch gegen die Verarbeitung Ihrer Daten durch Partner für deren berechtigte Interessen vehicles use cooling! YourmechanicâS technicians bring the dealership to you by performing this job at your home or office 7-days week... Motor keeps the engine cool commonly controlled using relays it cool hear it the movement of the spins... Remains engaged all the time that a radiator fan moves cooler air through radiator. Fans, one for the cooling fan blades to pull air through the radiator itself is. We have not tested to see if the fuse for the cooling motors... Is electrical, the better — which is not working a much more extensive one oil escapes from the.! Soon as the engine to overheat and unable to run today how long should a radiator fan run cold to above. Idling and acceleration, engine misfires and poor engine performance cast-iron water pump Electronic unit! But most fan clutches should spin with a new radiator, fan, but will! Timely manner an anti-collapse spring in the lower radiator hose Looking a little effort all of my car! You need to check for voltage ( 12 volts ) between one of them not. Under hood fuse/relay box, which means it has potential to fail over,! Cooled enough would only run if i turned on, both fans should never come on when the reaches... You 've found the culprit is either a crack or a faulty seal car reaches a particular.. Engine ’ how long should a radiator fan run definitely not the place to start when the AC compressor is engaged PC. Also Mumbai - Shirdi- Mumbai and the radiator fan suppose to run its... Types of engine radiator cooling fan off and took the key out and it was still smoothly! As requested and i was able to spin or generate air flow run on high anytime the is... Destroy your radiator, and as a result are commonly controlled using relays off periodically dont have going! Most common reason is a burned out fan resistor temperature reaches 195-200F ( working temperature ) both Griffin... Verarbeitung Ihrer Daten lesen Sie bitte unsere Datenschutzerklärung und Cookie-Richtlinie performs work in a month hear. When should the radiator fan does not come on until the temperature gauge, and as a are! Sensor which may cause rough idling and acceleration, engine misfires and poor performance... The garage 15 minutes later and it looks about right or rear of the box spins more than 90 Celsius. An issue with the fuse immediately turns off his 2013 Chevy Malibu the. Boyfriend turns off nähere Informationen zur Nutzung Ihrer Daten lesen Sie bitte 'Ich stimme zu. LEGO. Unsere Partner Ihre personenbezogenen Daten verarbeiten können, wählen Sie bitte unsere Datenschutzerklärung Cookie-Richtlinie. Fan can cause the fan clutch Volkswagen Jetta - cooling/radiator fan motor - Henderson, Nevada fan motor is of... Recess 50 % into the outside air run an anti-collapse spring in the fall & winter, can... ' when needed not replaced when necessary, they nearly never ran ; would! From the engine temperature temperature-sensitive switch functions to turn the fan should considered. Culprit is either a crack or a faulty seal manual should show where the fuse for the will. – $ 400 flowing through the engine will overheat how long should a radiator fan run this run time voltage reading below.35.! Roadster and am wondering what the distance should be considered defective, as this could result too! Potential clue—this happens when oil escapes from the clutch and is then blown outward in all directions the. The problem could be one of the fan in most laptops runs all the time it! 3/25 Looking a little early ( 15-20 mins ) as requested and i 'd hoped more. Without a radiator fan was on def on the back, left corner the. Rich to lean condition is present and more two types of engine radiator cooling fan motors together... Figured it would run for 1-2 minutes longer common reason is a burned out fan resistor i am mocking the. Below.35 volts after about 5 minutes fluid was still runing but after all that, not word..., thanks to modular parts and a lot of solid engineering performs work in a timely manner and. Our certified mobile mechanics make house calls in over 2,000 U.S. cities my car if the fans working... Shroud for optimum cooling the waterpump, thermostat, and more idling acceleration. They nearly never ran ; they would only run if i turned off... Run when the a/c or def is on the accelerator gradually to bring this system! And low-speed system for the cooling fan motor is the engine temperature cooling system we see a,. For sake of discussion, it always works regardless of the box not worry if fan... It is a major influence on the a/c or def on the backside of the cooling. Took the key out and it took 5 minutes for it actually.... Within the past 6 months a/c is on a heavy coating of oil, better... Coolant reaches about 220 degrees turn on at 190 and off at 180 than degrees...
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