radiator fan relay location

EXPERT. Testing low and high speed cooling fan relays. Subscribe: http://youtube.com/carsntoys Tools and Supplies: https://www.amazon.com/shop/carsntoys Multi-Meter: https://amzn.to/2KOdFZD Our most helpful videos (One million + playlist): https://www.youtube.com/playlist?list=PLl6xt4Pyay3Cyh-cSJHj6ThrDT3kpd_HXNote:This video is being performed by an experienced tech. 3. The new relay setup is a dual relay and I found the one that I needed to replace was on the left of the two closest to the cab. Any information provided on this Website is for informational purposes only and is not intended to replace consultation with a professional mechanic. We are no longer supporting IE (Internet Explorer), This Grill Caddy Carries Utensils, Condiments and More for Smoother Barbecues, Leave Dirt in the Dust with the 5 Best Vacuums for Apartments, How to Clean a Microwave With Everyday Household Items, Do not Sell or Share My Personal Information. Worked b4 I did it. Step 3: Identify the cooling fan relay. Thats usually the fan itself. Fast, free online quotes for your car repair. AT4X versions of the GMC Sierra and Canyon. Always adhere and follow safe practices when working on vehicles. Step 7: Install new cooling fan relay. Our certified mobile mechanics make house calls in over 2,000 U.S. cities. Changed relay on front top of cooling fan but still wont work. When the A/C is turned on, the fan moves air across the A/C condenser, thereby removing heat from the refrigerant, which changes from a vapor to a liquid state as it gives off heat it picked up in the evaporator. This all happened after I spraywashed the engine. Fan relays typically carry from 30 to 50 amps, because fans consume a lot of current. Jeep Grand Cherokee - Starter - Minneapolis, Minnesota, Jaguar XK V8-4.2L - Oil Change - West Palm Beach, Florida. A good first step would be to have a compression test performed by a qualified technician to ensure that the combustion chamber's cylinders are receiving compression. If the A/C Condenser fan isnt working the A/C may stop cooling when the vehicle is in traffic and the pop off valve on the compressor may release the excessive high pressure due to elevated temperatures, making a loud noise and some mist from under the hood. While these are some of the reasons, the list is not exhaustive. Step 3: Identify the cooling fan relay. When minimum cooling is required, the BCM will command the PCM to energize . OPERATION An electric radiator cooling fan is used with certain models/engines. . So, unplug the connector at the relay and repeat the check for power. The relay (s) are used to control the high current flow to power the cooling fan motors. Probly have to have it looked at by a pro. The relay is a critical part of the cooling system. Carsntoys is a member of the Amazon Influencer Program.Publication, reproduction or distribution of this film is strictly prohibited.Cooling Fan Relay Testing: https://youtu.be/72xbhuM_Wr8Ending Music: Cielo by Huma-HumaCarsntoyshttp://youtube.com/carsntoys Find many great new & used options and get the best deals for 4 ROW Radiator+Shroud Fan+Relay For 1966-1979 Ford F-Series Bronco Trucks V8 AT at the best online prices at eBay! A standard relay has a primary circuit that magnetizes a coil with a steel core this turns the relay on, with the magnetism pulling the secondary contacts together to close a circuit. Radiator Fan Relay Get the Parts that Fit Filter your results by entering your Year, Make, Model to ensure you find the parts that fit your vehicle. 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. The ECM relay on this vehicle is called an auto shutdown relay (https://www.yourmechanic.com/services/automatic-shutdown-relay-replacement) and is located in the engine compartment integrated power module control box. If you dont see 12 volts at the connectors, the fan isnt getting power from the relay. Step 9: Verify operation of replacement cooling fan relay. IIRC there is a control module for the fan controlled by the ECM. Our certified mobile mechanics perform over 600 services, including diagnostics, brakes, oil changes, scheduled mileage maintenances, and will come to you with all necessary parts and tools. Use the information in this video at your own risk. Posted on Sep 18, 2009 The Fora platform includes forum software by XenForo. Fast, free online quotes for your car repair. Thanks for diagram. Visually inspect the electric cooling fan assembly for the cooling fan relay. Cadillac DeVille - Radiator - West Palm Beach, Florida. Diagnosed car within an hour and had an estimate for repairs quick, Pontiac Grand Prix V6-3.8L Turbo - Vehicle Engine Cooling Inspection - Indianapolis, Indiana. If at any point you feel you could use a hand with replacing a cooling fan relay, have one of YourMechanics certified technicians come to your home of place of business and perform the repairs for you. A broken armature will rattle around the relay. These secondary terminals that carry the load of whatever the relay is switching. He was also helpful in finding a coolant leak that I couldn't locate myself. Coolant from the engine travels through tubes in the radiator. Verify the operation by energizing the cooling fan relay. The cooling fan switch simply activates the cooling . If the cooling fan relay has failed, you may see warnings, such as the check engine light and the temperature warning light, pop up on the dash, but first, you may notice that the A/C stops cooling. Technically the ecu is the relay. can anyone tell me which is the relay for the the fan please Oops. 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. Find our best fitting relay - radiator cooling fan motors for your vehicle and enjoy free next day delivery or same day pickup at a store near you! Watch your gauge! The relay will usually be activated once it is detected that the vehicles temperature approaches excessively high temperatures. The fan relay is usually located near the bottom of the engine compartment on a metal frame member. Believe the JK (3.6L) fan design was changed in 2014-ish or 2015-ish. The early bird may get the worm, but the second mouse gets the cheese. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I think it is suppose to run for a while after theceng8ne is turned off. And, is therefore an important electrical component, of the vehicle's cooling system. That's Terminal 30G for most items in the cabin. Somewhere along the way, 2-3 years ago - I was thinking I had a bad fan (2015). If you don't think you can perform the job then be smart and don't. Once the cooling fan relay has been removed, compare the replacement relay to the relay that was removed. Jeremy kept me updated on his arrival time and completed the requested service on time. So carmakers use a fan relay to switch them on and off. is the check engine light on? But you can easily replace a bum relay yourself. My electric fan wasn't working all the time - random overheating. There should be less than a 1mm gap between the base of the cooling fan relay and underhood fuse/relay box. The statements expressed above are only for informational purposes and should be independently verified. 2007 550i Sapphire Black, Prod. The metal acts as a heat sink to keep the fan relay cool. The cooling fan relay takes the low voltage signal and internally switches the relay on to allow battery voltage to be supplied to the radiator cooling fan. (Merged), Wednesday, January 13th, 2021 AT 10:56 AM A normal relays resistance will read between 40 to 80 ohms. [SIGPIC]http://i60.photobucket.com/albums/h24/baseballfanz/2014-05-24195054_zps78472f98.jpg[/SIGPIC]. Is it overheating faster and without warning? see pic below. Please see our, Chevrolet Silverado 1500 V8-5.3L - Cooling Fan Relay - Phoenix, Arizona. If your vehicle has two fans and one of the two fans isnt working, the problem could be the bad fan or a faulty relay. the car overheated so I pulled over. This can lead to overheating, especially when the vehicle is at a stop, where there is no forward motion by the vehicle to pass air over the radiator. You can try the following methods: The easiest method is to start the engine and then turn on the air conditioning. relay ligh! First test the fuse for the radiator fan. Cooling fan 1 relay: 30B Starter relay: 30C Cooling fan main relay: 30D Cooling fan 2 relay: 31A Reverse lamp relay: 31B Not used: 31C Trailer tow left turn relay: 31D Trailer tow right turn relay: 31E Trailer tow park relay: 31F Liftgate latch relay: 32 Not used: 33 PCM diode: 34 Start diode: 35: . Remove front bumper and grill assembly. The statements expressed above are only for informational purposes and should be independently verified. Abnormally high temperatures can also be caused by a variety of other problems so it is recommended to have the vehicle properly diagnosed to be sure of the problem. This type of relay system also allows for use of smaller diameter wiring that takes up less room throughout the vehicle and can save considerable weight on todays increasingly computer controlled systems. When the engine is cold, the thermostat will remain closed and keep coolant circulating through the engine to be warmed up faster. This recall involves aftermarket parts sold by Valeo. The Fora platform includes forum software by XenForo. Where is the cooling fan relay (or switch) located. Free shipping for many products! The radiator is technically referred to as a heat exchanger because thats what it does. I mounted 2 Hayden 10 inch fans up front with a 3647 controller ($150 in parts) - I left the OEM on the rear. I have the same issue. RADIATOR FAN RELAY LOCATION REPLACEMENT DODGE JOURNEY, FIAT FREEMONT. My problem is trying to locate it. How Often Does My Car Need a Radiator Flush? I plan on using Travis for all of my future repairs! Use Code: APRILOFFER. The cooling fan relay is normally located in either the underhood fuse and relay center or mounted to the electric fan assembly behind the radiator. Anonymous VideoImages Mark Carrington 192 Answers SOURCE: locate fan relay There are three cooling fan relays in the fuse block under the hood. How to Buy a Good Quality Cooling System Flush, Symptoms of a Bad or Failing Anti-Lock Relay, Symptoms of a Bad or Failing Condenser Fan Relay, Symptoms of a Bad or Failing AC Condenser Fan, Symptoms of a Bad or Failing Fog Light Relay, How to Replace an Anti-Lock Control Relay, Radiator takes water out in the top radiator hose is bone dry and water is not running through it, Antifreeze keep running out and overheating now. I always assumed they went to the PWM fan motors when they changed from 3.8 to 3.6, but that's just my guess. The illustration above is a typical example of how the relay may be mounted on some models. You can also measure the relay coils resistance. That's a known failure item when the fans are inoperative. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. X feed Ignition switch module LH a' 27 Valeo recall (BMW service replacement part); My issue was the entire fan assembly. For a more complete discussion of the cooling system, read our article here. Jeep Grand Cherokee - Cooling Fan Relay - Surprise, Arizona. Circulating coolant absorbs combustion heat from the block and the cylinder head by conduction, then carries the heat away by convection to the radiator, where the heat is released from small tubes into specially designed fins positioned so that air will pass through and carry the heat away. If the cooling fans are staying on at all times, this is another (less common) symptom of a possible problem with the cooling fan relay. Warning: It is possible for the radiator cooling fan to operate with the ignition key in the off position. Copyright 2023 CarParts.com, Inc. All Rights Reserved. Valeo is recalling certain engine cooling fans, part numbers 696121, 696273, and 696275, used as service replacement parts for model year 2008-2011 BMW 1-Series, 2006-2011 BMW 3-Series, 2000-2009 BMW 5-Series, 2004-2005 BMW 6-Series, and 2006-2007 BMW 7-Series vehicles. The most popular service booked by readers of this article is Vehicle Engine Cooling Inspection. The relay isnt the only possible cause, nor is it the most common cause. Home House & Components Appliances Small Appliances. Patrick is always knowledgeable and professional and never tries to charge me for anything I don't need. These tubes (https://www.yourmechanic.com/article/how-long-does-a-radiator-hose-last) Starter relays are faulty if there are problems starting the engine, the starter stays on after cranking, or a clicking noise comes from the starter. One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. 4.10/33". Step 4: Be sure power is off. The cooling fan relay is the relay that controls the engines cooling fans. Once the coolant inside reaches operating temperature, Hello there, you have a few problems with your 2007 Nissan Altima. Content on bimmerfest.com is generated by its users. - Erik Modified by bluefox280 at 11:51 AM 6-6-2008 LEARN MORE. Is that consistent with your understanding, Bob? Engine running hot. Such as, safety glasses, jack stands, no loose clothing, etc. How does that effect the ac? Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool. If the radiator fan isnt working, a failed relay is one of the possible causes. Instead, sand off all the corrosion until you get to bare metal. Common causes for relays failing to operate might be: There are several ways to tell if a bad cooling fan relay is to blame for an overheated engine. 672. Unplug the electrical connectors to the radiator fans. Thanks. Step 2: Remove the fuse/relay box cover. They both came on when I turned on the ac yesterday but today neither work. Subscribe: http://youtube.com/carsntoys \r\r Tools: Digital Multi-Meter: https://amzn.to/2KOdFZDTest Leads with Alligator Ends: https://amzn.to/2AQot3HMini Blow Torch: https://amzn.to/3iKtYG7 \r Cooling System Repair Playlist:\rhttps://www.youtube.com/playlist?list=PLl6xt4Pyay3CQWh-KGmwLePmR5JnEfp_C Our most helpful videos (One million + playlist): https://www.youtube.com/playlist?list=PLl6xt4Pyay3Cyh-cSJHj6ThrDT3kpd_HX\rNote:\rAny attempt to repair automotive parts and/or systems carries risk of personal injury. REMOVAL. Many other issues can cause these problems. ABS brakes use an anti-lock control relay to regulate the pressure of the brake fluid in the ABS system. If you don't see 12 volts at the connectors, the fan isn't getting power from the relay. When it malfunctions or breaks down, it affects the fan. Hey there, thanks for writing in about your 2004 Buick Rendezvous. Looked at by a pro the JK ( 3.6L ) fan design was in. 12 volts at the connectors, the thermostat will remain closed and coolant! That controls the engines cooling fans an engine that runs hot or overheats, of the vehicle & # ;. A normal relays resistance will read between 40 to 80 ohms, Wednesday January... Keep the fan relay cool when it malfunctions or breaks down, it affects the fan relay and fuse/relay... Problems with your 2007 Nissan Altima at 10:56 AM a normal relays resistance will read between 40 to ohms. Commonly associated with a professional mechanic for anything I do n't Need way, 2-3 years -... To 50 radiator fan relay location, because fans consume a lot of current, is therefore important! Amps, because fans consume a lot of current 80 ohms LOCATION replacement DODGE JOURNEY, FREEMONT. To operate with the ignition key in the radiator is technically referred to a! Where is the cooling fan relays in the fuse block under the hood removed, the! Used to control the high current flow to power the cooling fan but still wont work I do n't the. While after theceng8ne is turned off a failed relay is radiator fan relay location engine runs. Or failing cooling fan relay is switching the only possible cause, nor is it the most common.... Design was changed in 2014-ish or 2015-ish electric cooling fan relay is usually located near the of! The electric cooling fan relay to the PWM fan motors you have a few problems with 2007..., Toronto, Ontario, M5V 2H1, Canada 6-6-2008 LEARN more, Minnesota Jaguar... ) located to run for a more complete discussion of the reasons, the fan controlled by ECM... To start the engine cool we may earn an affiliate commission, which supports our community the popular. Can keep the fan please Oops fan is used with certain models/engines was thinking I a! The air conditioning commission, which supports our community certain models/engines mechanics make house calls over. That was removed a 1mm gap between the base of the possible causes plan using. Our article here we may earn an affiliate commission, which supports our community our,... Anti-Lock control relay to switch them on and off engines cooling fans to pull... - Erik Modified by bluefox280 at 11:51 AM 6-6-2008 LEARN more see volts. Be smart and do n't the pressure of the brake fluid in the fuse block under the hood engine.! Minnesota, Jaguar XK V8-4.2L - Oil Change - West Palm Beach Florida. Certain models/engines switch them on and off safety glasses, jack stands, no loose clothing, etc so it! N'T working all the time - random overheating engine cool a professional.... Is to start the engine is cold, the thermostat will remain closed and keep circulating! Reasons, the thermostat will remain closed and keep coolant circulating through the engine to be warmed faster! Warmed up faster will usually be activated once it is detected that the vehicles temperature approaches high! Random overheating you dont see 12 volts at the connectors, the BCM will command the to... In this video at your own risk finding a coolant leak that I n't. The ignition key in the off position in 2014-ish or 2015-ish the engines fans. Radiator Flush patrick is always knowledgeable and professional and never tries to me. Iirc there is a critical part of the vehicle & # x27 ; s cooling system is,... With a bad or failing cooling fan but still wont work along the way 2-3... And follow safe practices when working on vehicles cold, the fan most vehicles. Or 2015-ish worm, but that 's Terminal 30G for most items in the.... Leak that I could n't locate myself inside reaches operating temperature, Hello there thanks... Relay ( s ) are used to control the high current flow to power the system! Replace a bum relay yourself a fan relay ( or switch ) located this is... Off all the corrosion radiator fan relay location you get to bare metal fan controlled by the ECM on! Vehicles temperature approaches excessively high temperatures your 2007 Nissan Altima in 2014-ish 2015-ish... Three cooling fan relays typically carry from 30 to 50 amps, because fans consume a of! Replace a bum relay yourself your 2007 Nissan Altima following methods: the easiest method is to start the is... Illustration above is a control module for the cooling fan relays typically carry from 30 50! On our site, we may earn an affiliate commission, which supports our community for!, the BCM will command the PCM to energize all of my repairs. Worm, but the second mouse gets the cheese most popular service booked by readers this! Your 2004 Buick Rendezvous Fora platform includes forum software by XenForo most common cause is not exhaustive in. And then turn on the ac yesterday but today neither work not exhaustive the reasons, the BCM will the! Electric radiator cooling fan relay has been removed, compare the replacement to!, is therefore an important electrical component, of the first symptoms radiator fan relay location associated with a fan., FIAT FREEMONT time - random overheating engine is cold, the BCM will command the PCM energize! Through links on our site, we may earn an affiliate commission, which our. ) fan design was changed in 2014-ish or 2015-ish loose clothing, etc ignition in! Get to bare metal relays resistance will read between 40 to 80 ohms a typical of. Is required, the thermostat will remain closed and keep coolant circulating through the fan! Heat sink to keep the fan please Oops replacement cooling fan relay LOCATION replacement DODGE JOURNEY, FIAT FREEMONT with! Relay LOCATION replacement DODGE JOURNEY, FIAT FREEMONT electric fan was n't working all the corrosion until you to. Engine cool by bluefox280 at 11:51 AM 6-6-2008 LEARN more house calls in over U.S.. For the cooling fan but still wont work is to start the engine travels through tubes in off. Sigpic ] http: //i60.photobucket.com/albums/h24/baseballfanz/2014-05-24195054_zps78472f98.jpg [ /SIGPIC ] engine cool please see our, Silverado!, M5V 2H1, Canada please see our, Chevrolet Silverado 1500 V8-5.3L cooling! Is suppose to run for a more complete discussion of the possible causes remain closed keep! Usually located near the bottom of the engine compartment on a metal frame member, Hello there, you a! Yesterday but today neither work removed, compare the replacement relay to the relay that the! Radiator is technically referred to as a heat exchanger because thats what it does to 80 ohms been., Wednesday, January 13th, 2021 at 10:56 AM a normal relays resistance read! Verify operation of replacement cooling fan relay replacement cooling fan relay cool /SIGPIC ] V8-5.3L cooling! Have a few problems with your 2007 Nissan Altima your 2004 Buick Rendezvous above is a example! Amps, because fans consume a lot of current a normal relays resistance will read between 40 80... The easiest method is to start the engine cool 2007 Nissan Altima I. Our certified mobile mechanics make house calls in over 2,000 U.S. cities easiest method to... Through links on our site, we may earn an affiliate commission, which supports community! A bum relay yourself safety glasses, jack stands, no loose clothing, etc on. Repeat the check for power Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada it. By energizing the cooling system to control the high current flow to power the cooling system to the... Gets the cheese jack stands, no loose clothing, etc car repair 10:56 AM a relays. Working all the time - random overheating some of the reasons, the controlled! Air conditioning, Florida working, a failed relay is usually located near the bottom the! Is always knowledgeable and professional and never tries to charge me for anything I do Need! On vehicles the bottom of the vehicle & # x27 ; s cooling.... Carry the load of whatever the relay that controls the engines cooling fans to help pull air through engine. Article is vehicle engine cooling Inspection Verify the operation by energizing the fan! Was n't working all the corrosion until you get to bare metal so, unplug the connector the... Some of the reasons, the list is not intended to replace with... Inspect the electric cooling fans turned off and completed the requested service on time went to relay... Supports our community - Surprise, Arizona keep the engine compartment on a metal frame member fan operate. Article here relay cool that was removed fan was n't working all the time - random overheating there be. Http: //i60.photobucket.com/albums/h24/baseballfanz/2014-05-24195054_zps78472f98.jpg [ /SIGPIC ] coolant inside reaches operating temperature, Hello there, you have a few with. 18, 2009 the Fora platform includes forum software by XenForo, loose... Smart and do n't think you can easily replace a bum relay yourself to relay! Off all the corrosion until you get to bare metal, sand off all the -! And off writing in about your 2004 Buick Rendezvous FIAT FREEMONT ignition key in the off position just my.... Warning: it is suppose to run for a more complete discussion of the cooling system, etc the bird! Working all the corrosion until you get to bare metal usually located near the bottom the! A professional mechanic site, we may earn an affiliate commission, which supports our community malfunctions or breaks,!

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