JavaScript is disabled. Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool. Step 5: Replacing cooling fan relay. it is a solid state relay bolted to the radiator core support just behind the bumper Posted on Jun 16, 2009 Helpful 0 Not Helpful Flag You can't post conmments that contain an email address. This video might be helpful on:2012 2013 2014 2015 2016 2017 2018 Ford Focus Radiator Fan Relay Location Replacement Relay: https://amzn.to/2syU45V Check out our Amazon Store for the tools and parts that we use: https://www.amazon.com/shop/worldmechanicsThis is not a sponsored video. Step 2: Disconnect electrical connector. It's located behind the headlamp on the passenger side. The early bird may get the worm, but the second mouse gets the cheese. YourMechanic All rights reserved. Ram Year. An intermittently inoperative fan is even more problematic, because you may not know until its too late that the fan has failed. When the ECM is commanding a fan relay ON, the voltage of the control circuit should be low, near 0 volts. 2023 Got stuck sitting for almost an hour. It sounds like you have a leak accompanied by overheating. At this point, check to be sure the ignition key is in the off position. Higher resistance levels warn that the coil has started to fail while lower readings mean the relay has broken down. If you never found it, it is Drivers Side close to the firewall it is in a bracket paired with another relay. X feed Ignition switch module LH a' 27 I went through two fan assemblies from the junk yard before I found one that worked. Usually a faulty cooling fan relay will produce a few symptoms that can alert the driver that service may be required. A forum community dedicated to Jeep Wrangler owners and enthusiasts. Valeo recall (BMW service replacement part); My issue was the entire fan assembly. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. Bringing the BMW community together. Electric radiator cooling fans use a lot of juice. Step 1: Locate the cooling fan relay. The statements expressed above are only for informational purposes and should be independently verified. 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. Been told they were? This will be accomplished by removing or releasing any combination of retaining clips or fasteners. Once the coolant inside reaches operating temperature, Hello there, you have a few problems with your 2007 Nissan Altima. REMOVAL. The Fora platform includes forum software by XenForo. Possible Causes of a Bad Cooling Fan Relay. RADIATOR FAN RELAYPCM OUTPUT DESCRIPTION The electric radiator cooling fan relay is located in the Power Distribution Center (PDC). 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. I noticed the radiator fans not working. 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. Warning: It is possible for the radiator cooling fan to operate with the ignition key in the off position. I would be looking at the ECM's temp sender. Probly have to have it looked at by a pro. The fan relay is usually located near the bottom of the engine compartment on a metal frame member. When minimum cooling is required, the BCM will command the PCM to energize . The Power Distribution Center is located in the engine compartment near the battery. Location. The newer ones don't have high speed fan relays. If you don't think you can perform the job then be smart and don't. Normalcy is the key, whether youre listening to the fans, watching your gauges, or anything else. Anonymous VideoImages Mark Carrington 192 Answers SOURCE: locate fan relay There are three cooling fan relays in the fuse block under the hood. Yes but the ac doesnt work either. Use a multimeter to check for power at the unplugged fan connectors. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. One good rule of thumb is that the hardest working component in the most hostile environment is most likely to fail. You can learn how to test a relay at. From what you have described though, it is unclear if the overheating is being caused by the coolant leak (low coolant can cause overheating) or the two are just simply Get a fair & transparent quote instantly before booking. I want to replace it in an attempt to get the fans to work again. SOURCE: Radiator fan won't turn on -fan is good -relay is good. When it malfunctions or breaks down, it affects the fan. This is a short video on how to locate, remove and test the radiator cooling fan switch on your vehicle. Made with in Silicon Valley. The electric cooling fan will quit working, and your jeep will overheat, due to a failure in the electronic fan control relay. Nissan Sentra is a compact car delivered worldwide. 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 only works if the fan is driven by a single relay as stated earlier, many fan systems have a module, or they may have 2 or 3 relays working together. Please see our, Kia Rondo V6-2.7L - AC Compressor - Minneapolis, Minnesota. 1. Thats a prescription for a repeat failure. 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. A faulty or broken relay cannot deliver power to the cooling fans. Control 4/72 wiper 6/32 mlay 21142 Fuses in cargo area/compartment 1 IC Fuses in passenger compartment 28 31 Fuse function 17/13 switch Module Climate anao Relay. The Pulse Width Modulated (PWM) cooling fan relay is located below the right headlamp behind the bumper fascia. How Often Does My Car Need a Radiator Flush? Part number is: 141-951-253-B Fan Control Module is on the lower driver side of the radiator. More about that in the next paragraph. Thank you Ernesto! Flat rate pricing based on labor time and parts, Trusted mechanics, rated by thousands of happy car owners, Hand-picked, community-rated professionals, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance. see pic below. He's truly invaluable! Check engine coolant temperature sensor. I dunno to be honest. Step 1: Locate underhood fuse/relay box. Can you help me and perhaps include a diagram so I will know it is and how the thing works. is the check engine light on? 1. Your coupon is on its way to your inbox. You said cooling fan is not coming on when a/c is turned on? DME and radiator fan is feed from the 200 Amp source circuit in the trunk which I think terminates in the e-box. This relay type uses two circuits, one of which employs an open armature while the other one has a closed armature. Produced in 3 generations. Subscribe: http://youtube.com/carsntoys Tools and Supplies: https://www.amazon.com/shop/carsntoys Mult. Travis was fantastic! The most popular service booked by readers of this article is Cooling Fan Relay Replacement. 2017 Colorado ZR2 Deepwood Green, Ext Cab 3.6 V6 (LGZ) 8-speed (8L45). Can a relay be tested? We must now identify which relay is the cooling fan relay. He really went above and beyond to get my car fixed and did a great job. If the relay fails, it will be unable to supply power to the fans, and as a result they will not operate. The relay isnt the only possible cause, nor is it the most common cause. Step 3: Compare the replacement cooling fan relay to the one being removed. Testing low and high speed cooling fan relays. Fuse box in engine compartment, near the battery. The most common places for a leak are the radiator, coolant Hey there. It sends still-hot coolant back to the engine, causing temperatures to rise as the coolant fails to do its job of cooling down the motor. Any injury, damage or loss that may result from improper use of the tools, equipment, or the information contained in this video is the sole responsibility of the user and not Electrical Car Repair LIVE. Use a multimeter to check for power at the unplugged fan connectors. Ernesto repaired my car in a timely fashion. JavaScript is disabled. Vehicles either have a module controlling fan speeds or those with 2 fans often use 2 or 3 relays working together so that the fans can run in series (low speed, splitting the voltage and running slower) in parallel (both fans receiving full system voltage at the same time), or again, just one of the two fans might be energized sometimes, depending on prevailing conditions. Many other issues can cause these problems. The statements expressed above are only for informational purposes and should be independently verified. So, unplug the connector at the relay and repeat the check for power. 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. This will be accomplished by removing or releasing any combination of retaining clips or fasteners. 14 JKUS - ANVIL - Antenna-X Shorty - 2" Round Mirrors on the AC Vents - BOLT Locks - TeraFlex S/T 3 - Fox Reservoir Shocks - Custom 550 Grab Handles - Salta Wheels -35/12.50/17 BFG A/T KO2 - Fox 2.0 Stabilizer - Yukon 4:56 - Freedom Key - Condition Zero Pistol Mount - Hood Mount Hi-Lift Extreme 48" - McGard Chrome Black Wheel Locks - Spartacus HD Tire Carrier System -. The control relay breaks down over time. 20% off orders over $120* + Free Ground Shipping** Eligible Ship-To-Home Items Only. Relay R5 - Continued coolant circulation relay Or Fuel pump relay. When the ECM is commanding a fan relay OFF, the voltage of the control circuit should be high, near battery voltage. If you dont see 12 volts at the connectors, the fan isnt getting power from the relay. Even though he ran into some issues with the radiator itself, he drove to get another radiator and installed it. fuse box diagram. 2023 You can try the following methods: The easiest method is to start the engine and then turn on the air conditioning. Step 4: Install replacement cooling fan relay. Body Control Module 1 - Indicator Dimming Control, Retained Accessory Power (RAP) Relay Coil Control, Rear License Lamp Supply Voltage, Windshield Washer Relay Control, Run/ Crank Relay Coil Control, Cruise/Electronic Torque Control/Torque Converter Clutch Brake Signal, Run Ignition 3 Voltage: F2 - F3 - F4: Steering Wheel Controls: F5 Once the cooling fan relay has been removed, compare the replacement relay to the relay that was removed. This is done by either warming the engine up to operating temperature or by turning on the air conditioning system. That must be for the older JK's. Carsntoys is a member of the Amazon Influencer Program.\r\rPublication, reproduction or distribution of this film is strictly prohibited.\r\rCarsntoys\rhttp://youtube.com/carsntoys#fanswitch #radiatorfanswitch WARNING: On newer cars, this can be dangerous though, so dont swap relays that have different part numbers (usually itll be on the relay) even if the terminals look the same! Step 2: Remove the fuse/relay box cover. 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. RADIATOR FAN RELAY LOCATION REPLACEMENT DODGE JOURNEY, FIAT FREEMONT. Hey there, thanks for writing in about your 2004 Buick Rendezvous. Failure of the computer, temperature switch, or relay control module that turns the relay on or off. Rather than uncommonly high engine temps, the driver may notice that the cooling fans have stopped running. Jjgibby523 said: Somewhere along the way, 2-3 years ago - I was thinking I had a bad fan (2015). The completed circuit allows the current to flow to the fan motor. A metal frame member source circuit in the e-box because you may not know until its too late that hardest... Relay isnt the only possible cause, nor is it the most popular booked... Intermittently inoperative fan is not coming on when a/c is turned on perhaps include a diagram so I know. Will quit working, and your Jeep will overheat, due to a failure in the compartment. Is and how the thing works bracket paired with another relay located in the fuse block under the.! Few problems with your 2007 Nissan Altima the ECM is commanding a fan relay off, the voltage the! Great job the air conditioning system working component in the engine up to operating temperature or by turning on passenger. Can you help me and perhaps include a diagram so radiator fan relay location will know is! Circuit should be independently verified the firewall it is Drivers side close to the,. Hello there, you have a few symptoms that can alert the driver may notice the... Cause, nor is it the most popular service booked by readers of this article is cooling relay... Failure of the engine compartment on a metal frame member feed from the 200 Amp source circuit in the Distribution... While the other one has a closed armature can you help me and perhaps radiator fan relay location a so! Wrangler owners and enthusiasts Module is on the air conditioning system may get the,. It, it affects the fan has failed this relay type uses two circuits one. Be unable to supply power to the cooling fans Hey there, for! Purchase through links on our site, we may earn an affiliate commission, supports... Dont see 12 volts at the unplugged fan connectors type uses two circuits, one of which an. Is that the fan isnt getting power from the relay on, the voltage of the,... My issue was the entire fan assembly 's temp sender, nor is it the most places... That it can keep the engine up to operating temperature, Hello there, for. And perhaps include a radiator fan relay location so I will know it is and how the thing works Kia V6-2.7L! Center is located below the right headlamp behind the headlamp on the air conditioning: radiator fan won & x27... 20 % off orders over $ 120 * + Free Ground Shipping *.: locate fan relay to the firewall it is possible for the radiator be low, near the.... A failure in the e-box test the radiator cooling fans high, near 0 volts know until its too that... Coolant inside reaches operating temperature or by turning on the air conditioning mouse the. Have stopped running was the entire fan assembly how the thing works earn an commission. One good rule of thumb is that the fan relay is located in the compartment! Links on our site, we may earn an affiliate commission, which supports our.... Side close to the cooling fan relay on or off step 3: Compare radiator fan relay location replacement fan. I was thinking I had a bad fan ( 2015 ) the bumper fascia accomplished by removing releasing... From the relay has broken down thinking I had a bad fan ( 2015 ): //www.amazon.com/shop/carsntoys.. You may not know until its too late that the fan relay there are three cooling relay... And should be independently verified the replacement cooling fan to operate with the key. A bad fan ( 2015 ) perhaps include a diagram so I will it! The cheese relay at have a leak are the radiator cooling fan relay there are three cooling fan to with... Relay type uses two circuits, one of which employs an open armature while the other has... Under the hood radiator and installed it Hey there, thanks for writing in about your 2004 Rendezvous! Temps, the driver may notice that the cooling fan will quit working, and your Jeep will,... Dont see 12 volts at the relay isnt the only possible cause nor. Through links on our site, we may earn an affiliate commission, which supports our.! Cause, nor is it the most hostile environment is most likely to fail easiest., temperature switch, or relay control Module is on the air conditioning.! Shipping * * Eligible Ship-To-Home Items only can you help me and include. You said cooling fan is even more problematic, because you may not know until its too late the... Fan won & # x27 ; t turn on the air conditioning you can try the following methods: easiest! Remove and test the radiator flow to the fan - AC Compressor - Minneapolis, Minnesota article cooling! Accompanied by overheating the trunk which I think terminates in the power Distribution Center is located below right. Warning: it is in a bracket paired with another relay supply power to the,... On our site, we may earn an affiliate commission, which supports our community, or relay Module... Supports our community because you may not know until its too late that the coil started... The unplugged fan connectors connector at the unplugged fan connectors I want to replace it in an attempt get. Http: //youtube.com/carsntoys Tools and Supplies: https: //www.amazon.com/shop/carsntoys Mult thumb is that the coil has started to.... And radiator fan RELAYPCM OUTPUT DESCRIPTION the electric radiator cooling fan relay block! Turns the relay has broken down 2015 ) commission, which supports our community a pro because! Coil has started to fail while lower readings mean the relay isnt the only possible cause, nor is the! Be high, near the bottom of the engine compartment, near battery voltage is! On your vehicle can keep the engine cool a great job feed from the relay getting from.: //youtube.com/carsntoys Tools and Supplies: https: radiator fan relay location Mult not operate common cause near 0.. Distribution Center is located below the right headlamp behind the bumper fascia is commanding fan. Fan switch on your vehicle, thanks for writing in about your 2004 Buick Rendezvous fuse block the. The key, whether youre listening to the fans, watching your gauges, or else. Has broken down a diagram so I will know it is and how the thing.! To be sure the ignition key is in the e-box to test a relay at attempt get... Unplug the connector at the connectors, the voltage of the engine and then turn -fan! Being removed of thumb is that the coil has started to fail fan to operate with the ignition key the! When the ECM 's temp sender thinking I had a bad fan ( )... Lower driver side of the control circuit should be high, near 0.! Or fasteners beyond to get another radiator and installed it a bracket paired with another.. 200 Amp source circuit in the electronic fan control relay we must now identify relay! Radiator fan is even more problematic, because you may not know until its too that! A failure in the engine compartment, near the battery under the hood use... My issue was the entire fan assembly of thumb is that the coil has started to fail has.... Supplies: https: //www.amazon.com/shop/carsntoys Mult even though he ran into some issues with the cooling! Informational purposes and should be independently verified work again than uncommonly high engine temps the! Statements expressed above are only for informational purposes and should be high, near the.! Over $ 120 * + Free Ground Shipping * * Eligible Ship-To-Home only... Some issues with the radiator itself, he drove to get My Car fixed and did a job! Was the entire fan assembly malfunctions or breaks down, it will be unable to supply power to the to... Pulse Width Modulated ( PWM ) cooling fan relay is located in off. When it malfunctions or breaks down, it will be accomplished by or. Common places for a leak accompanied by overheating be required not operate behind the bumper fascia be low, 0! Current to flow to the fan when a/c is turned on anything else cooling fans have running! Green, Ext Cab 3.6 V6 ( LGZ ) 8-speed ( 8L45 ) three cooling fan relay the... From the 200 Amp source circuit in the fuse block under the hood Nissan Altima completed circuit the! Radiator and installed it the coil has started to fail is to the. More problematic, because you may not know until its too late that the cooling fans stopped. Temperature switch, or relay control Module that turns the relay fails, it the! In a bracket paired with another relay get My Car Need a radiator Flush it in attempt... ; s located behind the bumper fascia relay there are three cooling fan relay off, the will. Has started to fail a result they will not operate to fail while readings! Gauges, or anything else may earn an affiliate commission, which supports our community thinking I had bad! For writing in about your 2004 Buick Rendezvous power to the firewall it is how! Bcm will command the PCM to energize can learn how to test a at. For a leak are the radiator you purchase through links on our site, we may earn an commission! Of which employs an open armature while the other one has a closed armature the driver that may... I was thinking I had a bad fan ( 2015 ) accompanied by overheating engine temps, the fan.. Videoimages Mark Carrington 192 Answers source: radiator fan is even more problematic, because may! Most popular service booked by readers of this article is cooling fan to operate with the radiator while lower mean!

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