How to Diagnose A Constantly Running Fan

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  • เผยแพร่เมื่อ 14 ม.ค. 2025

ความคิดเห็น • 242

  • @lukeduke1487
    @lukeduke1487 4 ปีที่แล้ว +14

    WOW! This guy gives such a great class... The communications ability is so straight forward yet very complete. Great job taking the extra steps to explain (quickly and concisely) all the key words/terms so that those of us with very limited automotive knowledge and skills could still nonetheless, after your quick explanation and demonstration, complete the task with relative easy... THANK YOU!
    Please keep making videos, you're outstanding at it!!!

  • @jimselzler6107
    @jimselzler6107 3 ปีที่แล้ว +3

    Speaks very clear and is really intelligent about the problem. Probably the best I have listened to

    • @Rythecarguy
      @Rythecarguy  3 ปีที่แล้ว

      Thanks Jim, I appreciate that!

  • @lefora87
    @lefora87 4 ปีที่แล้ว +12

    love that no fancy diagnosing machines, just good old fashion checking.

  • @fotomedia1
    @fotomedia1 5 ปีที่แล้ว +6

    I had a hunch and you confirmed that a faulty fan switch could also keep fans continuously running. Though my coolant temp maintained between 185-195 degrees with my fan running continuously, I guess the only problem I could eventually see is shortening the fan life.

  • @leksasdf
    @leksasdf 6 ปีที่แล้ว +5

    I changed my thermostat twice (was told I put the wrong one in the first time), now I noticed this in my car, also it is GM and from googling this, it seems to be a typical GM problem. Gonna have to look into this closely. Great video! Subbed!

    • @Rythecarguy
      @Rythecarguy  6 ปีที่แล้ว

      Thanks for watching!

    • @EdgarTorres-ky3fd
      @EdgarTorres-ky3fd 6 ปีที่แล้ว

      Ry the car guy
      My car does the same thing, but the fan does not turn on until it reaches 198F, then the fan turns at high speed and it will never shut off unless i turn the engine off. I have a mustang gt 2007. Can it be the cylinder temperature sensor? When i turn the ac, the low speed fan turns on as it should, and when i turn the ac off, the low speed fan shuts off, which seems right.

  • @ARKHAM_KNIGHT-z8c
    @ARKHAM_KNIGHT-z8c 4 ปีที่แล้ว +4

    Having the same issue on my mini. Hoping this will help resolve the issue, thanks for the vid.

  • @Platinumtag
    @Platinumtag 4 ปีที่แล้ว +17

    Best the fan running constantly than none at all.

    • @jaimedelgado7529
      @jaimedelgado7529 3 ปีที่แล้ว +2

      yeah I guess. but I'm having this problem and the battery dies. not fun removing the plug or unplugging the battery every time u park. and if u forget you're screwed

    • @Platinumtag
      @Platinumtag 3 ปีที่แล้ว

      @@jaimedelgado7529 there is a retain power relay that allow the car to have power 15 seconds after I turn the ignition 📴, once it's stay on your battery will die, u will need to locate it and replace or remove.

    • @jaimedelgado7529
      @jaimedelgado7529 3 ปีที่แล้ว

      @@Platinumtag first of all I'd like to thank u for your reply !
      if what you speak of is the nature of my problem then the radio would also stay on indefinitely. correct ? if the radio turns off then the problem lies elsewhere. correct ?
      now the fan always stayed on a while after I turn off the ignition. but now the fan will only stop when there is no more juice in the battery. it leads me to believe the problem lies with either :
      - the resistance is no good
      - the relay is no good
      - the temperature sensor is no good
      am I right to think this way ?

    • @Platinumtag
      @Platinumtag 3 ปีที่แล้ว

      @@jaimedelgado7529 yes if radio turn off and fan stay on its not the retain power relay. Could be fan relay stuck on, on position, pull a relay to see which one turns of the fan. Or u can also unplug the sensor that attach to water hose to see if that turn off the fan but I would think it's not the sensor. More of a relay problem...

    • @jaimedelgado7529
      @jaimedelgado7529 3 ปีที่แล้ว +1

      @@Platinumtag thank u brother. I'll do just that

  • @kennethen1110
    @kennethen1110 4 ปีที่แล้ว +2

    Thanks for a great, no nonsense video.

  • @joyceokal3271
    @joyceokal3271 4 ปีที่แล้ว +3

    This was such a great help. Thanks

  • @wendymiller8573
    @wendymiller8573 2 ปีที่แล้ว +2

    Just had this with my car changed the 2 temperature sensors fan was still on. Then changed the resistor. Fan was still on. Bought a new thermostat comes complete with housing unit £17.89 of eBay stuck that in myself pure easy 3 bolts. Seems to have done the trick. My fans off. Warning light is off car running like a dream. You also have to top up coolant so buy 2-3 litres as you lose almost all of it when changing the thermostat. X

  • @brucegillen9593
    @brucegillen9593 4 ปีที่แล้ว +2

    Explained the procedure for the very basic person to troubleshoot this problem. I'm currently doing this to a 2011 honda civic with the same problem.

  • @bobbyhopper1
    @bobbyhopper1 ปีที่แล้ว

    Clear and concise explanations👌

  • @lordzson2700
    @lordzson2700 5 ปีที่แล้ว +8

    question: if temp sensor read on dash is correct ( shows correct temp) could it still be faulty?

    • @filonin2
      @filonin2 ปีที่แล้ว

      They are usually separate sensors.

  • @thomaswelch3876
    @thomaswelch3876 4 ปีที่แล้ว +2

    Great video very helpful

    • @Rythecarguy
      @Rythecarguy  4 ปีที่แล้ว +1

      Glad ya like it! Thanks for watching. 👍🏻

  • @JoesColoradoxx
    @JoesColoradoxx 4 ปีที่แล้ว +2

    And if problem still continues than you might have an old thermostat where it is stuck open or just old. Might consider changing that only if you still have same problem after this.

  • @dianeikonen8632
    @dianeikonen8632 4 ปีที่แล้ว +2

    Thanks for your helpful explanations and demonstrations

  • @blackrambo374
    @blackrambo374 5 ปีที่แล้ว +2

    I like the way you talk, straight to the point!

  • @keithfiggins4955
    @keithfiggins4955 5 ปีที่แล้ว +4

    Great video very informative.i will add to always clear any related codes because sometimes they will override the new temp sensor and keep the fans runni

  • @justlooking4now2011
    @justlooking4now2011 5 ปีที่แล้ว +2

    Good video,wouldn't just pulling the wire going to the temp. sensor cause the fan to stop running?

  • @jeremyfinn9031
    @jeremyfinn9031 ปีที่แล้ว

    Wade your awesome! Keep up the awesome work!

    • @Rythecarguy
      @Rythecarguy  ปีที่แล้ว

      Thanks but who's wade?

  • @desireerabbitt6647
    @desireerabbitt6647 6 ปีที่แล้ว +1

    Had to thumbs up 👍🏽 the video b/c the radio fuse under the hood is exactly what the issue was but before that it was also making my ac turn on on ACC mode and blow hard as hell soon as the fuse was replaced with a spare the radio not only kicked on but when in ACC Mode my fan was no longer blowing

    • @Rythecarguy
      @Rythecarguy  6 ปีที่แล้ว

      Thats great! Glad to hear. :)

  • @MrMagiagi1
    @MrMagiagi1 5 ปีที่แล้ว +6

    Thanks so much brother because that’s the issue I’m having and I’m gonna follow your advice

  • @drapermike
    @drapermike 6 ปีที่แล้ว +7

    i just got an oil change along with a transmission flush today i now i noticed my fan is on constantly like wtf?!?! car running rough now

  • @anthonysingleton6298
    @anthonysingleton6298 11 หลายเดือนก่อน

    Hey thanks for your video I replace the sensor with a new one and it works thanks you 😊

    • @Rythecarguy
      @Rythecarguy  11 หลายเดือนก่อน

      Youre welcome!

  • @linhpham-rt4yi
    @linhpham-rt4yi 4 ปีที่แล้ว +2

    Good job!

  • @alejandromoreno75
    @alejandromoreno75 5 ปีที่แล้ว +1

    Great video my 2013 Durango has the same problem thanks

  • @stephenwood4053
    @stephenwood4053 5 ปีที่แล้ว +4

    Something to mention is that a broken wire will have same effect. If ya have no difference with fans running always with sensor plugged in or connector off it's a bad wire. :)

  • @josealvarez2246
    @josealvarez2246 5 ปีที่แล้ว +2

    Great video thanks a lot👍🏽👍🏽

  • @jamesbarratt593
    @jamesbarratt593 3 ปีที่แล้ว +1

    dude those relays. when swapping check they has same pins. Screw colour. just same amount of pins.

  • @MO-wd2mc
    @MO-wd2mc 7 ปีที่แล้ว +2

    You are awesome, thanks for you nice explanation.

  • @torvasdh
    @torvasdh 5 ปีที่แล้ว +3

    I desperately need your help. My 2016 mustang v6 is having a similar issue, but only when I turn on ac or heat. I can drive the car fine without climate control but as soon as I turn it on, the car chugs and the fans go crazy. It's embarrassing. Any ideas?

  • @hewanassefa1089
    @hewanassefa1089 5 ปีที่แล้ว +2

    I have 2006 Mercedes c230 and the cooling fan would not stop running all of the sudden would it be bad if I drive it like that?

  • @DieHard_831
    @DieHard_831 4 ปีที่แล้ว +1

    What if I do that and the problem is fixed then a week later it does it again... could it be a bad sensor or is something else causing the fans to stay on

  • @benjamincharley1320
    @benjamincharley1320 5 ปีที่แล้ว +1

    Nice video, I have 2014 gmc 1500, and the fan also continues to run after shutting motor off... hopefully I can pin point problem

  • @myversionofstuff
    @myversionofstuff 4 ปีที่แล้ว +1

    Thanks Dude cool .

  • @kbar1128
    @kbar1128 6 ปีที่แล้ว +1

    Cant vouch as far as knowledge because I have no clue if what u say is accurate, but you do a great job of dumbing it down for us non mechanical folk.

  • @danielricci1607
    @danielricci1607 4 ปีที่แล้ว +1

    Ry- videos are still looking good and as helpful as always. Have a ‘10 xterra Off Road with 120k miles. It’s time to bite bullet and replace radiator. I noticed you don’t have a video on this from what I can tell. I’ve heard that they can be a slight pain. Have you done this yet on yours or do you plan to? Any pointers?
    Thanks Buddy

  • @2010Lewii
    @2010Lewii 7 ปีที่แล้ว +2

    Very informative

  • @Anonomush_oranges
    @Anonomush_oranges 7 ปีที่แล้ว +2

    Good video.. I am having the same problem with a 2003 Ford Thunderbird. However, my temp gauge sits right were it always has since the car was new.. You didn't address what your temp gauge was doing.. Did it show the car as erroneously running hot? I have a scanner so my next check will be watch the temp on it. This problem started after I added a can of R134 to the A/C. Could that be related and perhaps I overfilled it?

  • @juanmanuelperez6237
    @juanmanuelperez6237 2 ปีที่แล้ว

    Was your car overheating? Thanks for the video!!!

    • @Rythecarguy
      @Rythecarguy  2 ปีที่แล้ว

      Nope, the opposite. It had trouble getting up to operating temp.

  • @NoName-be5ir
    @NoName-be5ir ปีที่แล้ว

    resetting the computer was an important part. after replacing sensor and thermostat the issue was still there till i pulled the negative cable off the battery for a few min then hooked it back up and and fans stopped running when i turned vehicle off.. now im waiting to see if the problem will come back in a few days and just resetting the computer didnt just put it off.

  • @cp1855
    @cp1855 6 ปีที่แล้ว +3

    You are a good teacher👍

    • @Rythecarguy
      @Rythecarguy  6 ปีที่แล้ว

      Thank you so much! I appreciate it.

  • @JesiAsh
    @JesiAsh 6 ปีที่แล้ว +1

    I have other problem... We removed detectors for fan to keep running at all times! It was intended and was working but now its turning off after some work

  • @tkrob77
    @tkrob77 3 ปีที่แล้ว

    Good video. I changed the sensor but the fans are still running. I’ve had no luck with getting the people at the auto parts store to locate a relay. Any suggestions?

  • @ishtyaqali5164
    @ishtyaqali5164 5 ปีที่แล้ว +1

    Excellent ry

  • @tylermoore9933
    @tylermoore9933 5 ปีที่แล้ว

    It worked, you a GOAT!!

    • @Edgar_Acosta
      @Edgar_Acosta 5 ปีที่แล้ว

      Did yours show a code? Cuz mine doesn't but the fan is constantly running.

  • @zanderlong7754
    @zanderlong7754 10 หลายเดือนก่อน

    What would you do if you replaced the temp sensor and fuses/relays are all good. Yet both fans run continuously

  • @riteshnowbut1898
    @riteshnowbut1898 5 ปีที่แล้ว +1

    Hi Ry.. great video.. I have a Audi C6 2010 and a few days ago.. the fans came on at startup and is not coming off till i cut off the engine.. the ac and blower is not coming on since this problem.. what do you think could cause this to occur.? Thanks for your time in advance...

    • @Bigbizkit69
      @Bigbizkit69 9 หลายเดือนก่อน

      I have the same problem. Fan still running minutes after turning vehicle off and A/C blowing hot air. Also fan cuts on as soon as I turn my truck on even with A/C off.

  • @jackw3235
    @jackw3235 5 ปีที่แล้ว

    In the process of all this was the temperature gauge reading hot when the engine was cold because I've seen it doing that

    • @Rythecarguy
      @Rythecarguy  5 ปีที่แล้ว

      No, not that I recall

    • @jackw3235
      @jackw3235 5 ปีที่แล้ว

      @@Rythecarguy okay certain sensors I've replaced in the past that have showed it where it's overheating even if the engine is cold. And I've seen the flip side where it's ice cold and the center still reads ice cold

  • @baileyhodges2584
    @baileyhodges2584 2 ปีที่แล้ว +1

    I have a 2016 Silverado Ltz and the radiator fan stays on the entire time the truck is running. Also the ac don’t get cold until 10-30 minutes. Then is blows super cold all day. I changed the coolant temp sensor and disconnected the battery for 10 minutes and it still doing the same thing. I’m not getting any codes and my gauge on the inside is reading correctly. Any ideas?

  • @JEHERETIC
    @JEHERETIC 4 ปีที่แล้ว +1

    I changed the temp sensor, my dash always showed engine temp, and fans still kick on a few seconds after it is running.... irritating

    • @mon-in4vk
      @mon-in4vk 4 ปีที่แล้ว

      Same with mine. Did you ever find out why? Im starting to think its bad wiring.

  • @surferdelight
    @surferdelight 6 ปีที่แล้ว +1

    I was wondering why having both fans running constantly irrespective of cold start or warm start after return from garage. In fact, both fans kick in whenever the key is turned to power on position. I guess it is time to change the old temperature sensor too . Thank you.

    • @pono321
      @pono321 6 ปีที่แล้ว

      I did that on my 09 Altima and still no luck!

  • @ns671fr
    @ns671fr 5 ปีที่แล้ว +1

    I have the new parts can I test either the coolant fan switch or ECT by just plugging them in without installing them? Or does it need to be in the coolant

  • @llovertheworld
    @llovertheworld 11 หลายเดือนก่อน

    I had a P0119 and after searching found the negative wire from the coolant pump broken & bouncing making the fan kick on with the coolant engine temp fluctuating from 78 degrees to over 230 and back down.

  • @Jflowboston1
    @Jflowboston1 7 ปีที่แล้ว +6

    Great way to explain bro

  • @Jarco101
    @Jarco101 3 ปีที่แล้ว

    Awesome man

  • @steelerdavid1
    @steelerdavid1 5 ปีที่แล้ว +1

    I have a 2004 VW Beetle doing the same thing constantly fans staying on no matter what. Do I use the same procedures as with the other car?

    • @Ewe2uub
      @Ewe2uub 5 ปีที่แล้ว

      I have 2000 Beetle that the fans run even with the engine off and the key out of the ignition, I have to pull the battery cable. Been trying for 2 years to figure it out.......I've replaced fan control module and the temp sensor. No mechanics in my area can figure it out.

    • @SajSajidmk
      @SajSajidmk 5 ปีที่แล้ว

      change radiator fan Relay and/or temperature thermostat

  • @a4l1f3
    @a4l1f3 3 ปีที่แล้ว

    I have a fan that does turn on but only when the car is already overheating. Could this be the switch? Thanks

  • @jakeli9004
    @jakeli9004 5 หลายเดือนก่อน

    2012 nissan titan, radiator fan running constantly, i check using OBD but not throwing any code , i suspect the fan clutch, do you have any suggestions pls help. Thanks

  • @thomasphillips8507
    @thomasphillips8507 5 ปีที่แล้ว +1

    Haven’t drove my grand marquis in 2-3 months and well I put the battery to charge and when I do that the fans turn on, is this normal ?? Thanks

  • @funguy4utube
    @funguy4utube 4 ปีที่แล้ว +1

    Mine stays on even with the key taken out .... I have to pull the battery terminal. It just happened last night after I went thru a car wash - - maybe water caused it. My car is a 2006 C-230. The fan actually behaves properly when the engine is running. Any ideas ? Note: I had been looking at my main fuses in the engine compartment prior to the car wash for a prior issue of the alarm doing off randomly and neglected to put the cover on before closing the hood and going to the car wash. After the car wash I noticed some water drops on the relays and fuses. Dumb mistake by me ..... but it seems that is related to the problem

    • @manishkumar-ux8tr
      @manishkumar-ux8tr 4 ปีที่แล้ว

      Sir the same problem I am facing in my car pls help me with ur remedies done in car

  • @mauriciogalvis4708
    @mauriciogalvis4708 4 ปีที่แล้ว +1

    Hi Ry, the electric cooling fan runs constantly when the A/C is on? Excuse my lack of knowledge in cars, it is the first time I notice it. Thank you for your videos.

  • @coryallenmiller9580
    @coryallenmiller9580 2 ปีที่แล้ว

    I have 2007 chevrolet uplander ls van and the fan is running when it turned on and we changed the sensor then it still on the code said 02 sensor u think the 02 sensor need changed let me know plz

  • @carolynekeeler
    @carolynekeeler 5 ปีที่แล้ว

    I love your shirt! Do you sell them??

    • @Rythecarguy
      @Rythecarguy  5 ปีที่แล้ว

      I do! Take a look. represent.com/store/ry-the-car-guy
      Thanks for watching!!

  • @slimmofo3253
    @slimmofo3253 ปีที่แล้ว

    can you help me find it on a 97 nissan altima gxe

  • @pono321
    @pono321 6 ปีที่แล้ว +1

    I have a 2009 Nissan Altima and the fans are always running even in cold weather startups, but the guage that reads engine temperature still works not over heating and not too cold. My question is can it still be the temperature sensor??

    • @pono321
      @pono321 6 ปีที่แล้ว

      So I replaced the temperature sensor and still both fans are running on high. I replaced the relays too and no luck.

    • @gthatkid6035
      @gthatkid6035 6 ปีที่แล้ว +2

      I have the same issue with my infiniti g35

    • @pono321
      @pono321 6 ปีที่แล้ว

      @@gthatkid6035 Im beginning to wonder it's not overheating cause it's super cold outside, and both the fans runs at full speed. I squeezed one of the main radiator hoses with the car on and....Believe it or not the Fan speed was reduced for a few seconds. I think radiator is clogged idk how or water pump is not circulating coolant. I already tried temp sensor, relays and nothing no luck. Hope this helps.

    • @gthatkid6035
      @gthatkid6035 6 ปีที่แล้ว

      @pono321 does water constantly leak from under the car as well or is that just me?

    • @pono321
      @pono321 6 ปีที่แล้ว

      It's possible it could be from the water pump seal.

  • @leebannister3759
    @leebannister3759 5 ปีที่แล้ว +1

    If you have been running/driving the vehicle (2014 Caravan), with the A/C or heat on to the rear and then you turn off all climate controls and temp to medium (no heat no cold) and then turn off the vehicle, but then it sounds like something is still running in the rear, maybe a fan for the rear heat/ac, how long should that run for before it stops? Is this normal?

  • @JoseJimenez-vp6xs
    @JoseJimenez-vp6xs 7 ปีที่แล้ว

    Good video , I have a 1995 ford mustang and when I turn the car off the fan keeps running you think its the temperature sensor as well ?

    • @Rythecarguy
      @Rythecarguy  7 ปีที่แล้ว

      No, thats likely a relay or switch. Something is continually supplying power to the fan even when you turn off the car. Worst case would be a short.

    • @mustafaamir798
      @mustafaamir798 7 ปีที่แล้ว

      Also a short to power, plugs or connectors where they are shorted internally

    • @candyslabridaz5717
      @candyslabridaz5717 5 ปีที่แล้ว

      @@Rythecarguy I have a 2007 buick lucerne cxs v8 and my fans r turning on and off

    • @rudyesquivel383
      @rudyesquivel383 4 ปีที่แล้ว

      ?

  • @Andr1019_
    @Andr1019_ 2 ปีที่แล้ว

    2011 chevy traverse Coolant fans kick on at 216F and turn off at 205F. Isn’t 216F too hot for this engines. I thought the ideal temp was 190-200F, any clue? Please help!

  • @saifenzi7846
    @saifenzi7846 4 ปีที่แล้ว +2

    wow man quick and simple you safe my ass . thank you

  • @elninodeloscarros2548
    @elninodeloscarros2548 4 ปีที่แล้ว +1

    Hey quick question. I have the same problem with my 2011 Honda Civic. As soon I turned the ignition switch to on position both fans (radiator fan and condenser fan) start running on high speed do you think that I have the same issue? There is no check engine light everything else looks great. Thanks, I really appreciate your videos well explained.

    • @Rythecarguy
      @Rythecarguy  4 ปีที่แล้ว

      I would definitely check relays. Sounds like one could be stuck on

  • @bahamasking2063
    @bahamasking2063 6 ปีที่แล้ว

    Good morning. My 2007 Pontiac G6 fans coming on and staying on as long as the engine is running. I changed the temperature sensor and it is still doing the same thing. I am going to check the fan relays now.

    • @pono321
      @pono321 6 ปีที่แล้ว

      Same here but with my Altima, did you find out what the problem was ??

  • @TheTheletterI
    @TheTheletterI 3 ปีที่แล้ว

    What if you just need Freon is that possible?

    • @Rythecarguy
      @Rythecarguy  3 ปีที่แล้ว

      Yes but you will need to bring it to a professional for Freon. They don't sell that in stores. Also, if your refrigerant is low then there is a reason. It would need to have a leak.

  • @psalmtree2813
    @psalmtree2813 5 ปีที่แล้ว

    Is a temperature sensor also just called a thermostat?

    • @steves9173
      @steves9173 5 ปีที่แล้ว

      no, the thermostat opens and closes when the fluid heats up controlling the temperature. The sensor controls the fans turning on and off also controlling the internal temp of the motor.

  • @ramkripalsingh2323
    @ramkripalsingh2323 7 หลายเดือนก่อน

    Fan is constantly running after key is on how to regulate

  • @williamhartsfield7824
    @williamhartsfield7824 6 ปีที่แล้ว +2

    2006 Chevy Silverado
    Cooling fans run continuously changed the cooling fans,fan relays, changed the temperature control switch but the fan still stay s running

    • @rusco321
      @rusco321 6 ปีที่แล้ว

      Clear the codes or disconnect the battery for 15 minutes.

    • @pono321
      @pono321 6 ปีที่แล้ว

      Same here man it's so frustrating, Did you figure it out?

    • @oyondifrank1
      @oyondifrank1 4 ปีที่แล้ว

      I have the same issues just dont know what's the problem

  • @treegrower1
    @treegrower1 2 ปีที่แล้ว

    Our PT Cruiser fan runs on high all the time after an engine overhaul but only after starting, it stops again as soon as the key is turned off. I swapped the relays out and they are not the problem. The power runs to the fan as soon as the engine starts through the wiring that runs to it, I disconnected the connectors and it stopped but as soon as its reconnected it starts again, the fault seems to be between the ignition and the connector and is not the relay. It also runs with the sensor wires by the thermostat disconnected. Where to from here?

  • @ruben2365
    @ruben2365 5 ปีที่แล้ว

    Hey man help me out here if you will. I have a 1998 Lincoln Continental and I replaced the radiator. Added coolant and removed all air bubbles so that's done. But now I've noticed that after replacing the fans, they stay on constantly even when the engine is at normal operating temperature. Before the job, they would run a while after I turned off the AC. Now they stay on even when I don't have the AC or heater on. What is going on? I've noticed a leaking sensor that is between the exhaust manifold and the engine oil filter. Any ideas on what's going on? They do turn off how ever when i turn the car off. They only turn on during driving and stay on until I turn the car off.

  • @s.d.4351
    @s.d.4351 5 ปีที่แล้ว +1

    My fan starts after sometime but then keeps on running... Temperature shows in middle... But after few km of running car loosing power when going uphill (I have to switch off ac)... also ac is not tripping as normally it trips when reaching certain temperature. What may be the reason?? Please help.

  • @rcrc5260
    @rcrc5260 3 ปีที่แล้ว

    My protege5 2 fans keeps running and stoping evey 15 seconds , on and off , is it normal ?

  • @CarolinaOats
    @CarolinaOats 11 หลายเดือนก่อน

    What about if it runs loud after driving it then it’ll cut off after cutting it off for 5 mins then when she tries to crink it up the battery is dead. So everytime she leaves we have to jumpstart it. The fan will cut on after it warms up but it’s cold outside. It’s normal when she cranks it up. Is it a relay?

    • @Rythecarguy
      @Rythecarguy  11 หลายเดือนก่อน +1

      Not sure. What car?

    • @CarolinaOats
      @CarolinaOats 11 หลายเดือนก่อน

      @@Rythecarguy it’s a 2012 Ford Fusion SEL

  • @vernardking8067
    @vernardking8067 22 ชั่วโมงที่ผ่านมา

    I replaced the switch and the thermostat. And the fans still running before it reaches temperature

  • @nicolem5950
    @nicolem5950 2 ปีที่แล้ว

    My cooling fan keeps running with engine off. The only way to turn it off is to pull out one of the three fuses that controls the cooling fan. Replaced the fuse with a new one but still no luck.
    No codes being thrown on the diagnostic tool.
    No coolant leaks, no engine temperature overheating as of yet, just the problem of fan keep running and kills the battery when car is off. Any ideas?

  • @joapps8135
    @joapps8135 6 ปีที่แล้ว

    Hi! Can the aux/AC fan be reversed so that air can be pulled out of the vehicle?
    Ideally, I would like to be able to flip a switch for the fan to push or pull air (of course with AC running the fan should be pushing air in the cabin).

    • @Rythecarguy
      @Rythecarguy  6 ปีที่แล้ว +1

      I don’t think that it works that way I would not reverse the polarity on an electric motor. You can try it but you might be replacing your fan.

  • @jimturcotte5519
    @jimturcotte5519 6 ปีที่แล้ว

    I have the same problem with the fan running on high whenever the car is running. Could I just buy one censor and plug it in out of the car to see if that is the problem? I believe it has two, one in the engine and one at the lower radiator. I swapped the relays around and it still is happening. Thx.

    • @Rythecarguy
      @Rythecarguy  6 ปีที่แล้ว

      Yea, I don’t see why not as long as they are the same exact part number. There are also ways to test relays, just look it up on TH-cam if you don’t want to buy the part first.

    • @candyslabridaz5717
      @candyslabridaz5717 5 ปีที่แล้ว

      @@Rythecarguy yeah my car is over heating so I checked the fans they turn on and off I changed the relays and it still doing the same. And now sometimes the fan stays on after I turn the ignition off

  • @saiprem004
    @saiprem004 3 ปีที่แล้ว

    My Logan car radiator fan is running fine in normal climate according to the temperature, but while sunny climate it keeps running..No body could diagnose this issue. I changed thermostat, ac pressure switch but nothing worked...PLEASE HELP

  • @MrBlake-cz4km
    @MrBlake-cz4km 5 ปีที่แล้ว

    On my 2004 chevy venture, the cooling fans don't run untill the engine temp gauge is just over 3/4 of what the gauge shows, when they come on, they go till the engine temp is where it is going down the highway, then they turn off, however if I turn on the a.c. they are always on keeping it good engine temp, and if the engine temp gets half way the high speed fans kick on only with the a.c. on, so I don't get what is going on?

  • @richardbaugh4677
    @richardbaugh4677 2 ปีที่แล้ว

    My electric fans not running all the time but I think it's running more than what it should what should I do

  • @newrider4201
    @newrider4201 5 ปีที่แล้ว

    I have a similar problem in my Cavalier 03 2.2 Ecotec. I changed 2 years ago the temperature sensor and the fan turns on 2 lines after 90°, since a few weeks the rpm drops and almost turns off the car. But I noticed that the fan turns on just passing 90° not as it worked before, I think rpm drops because the fan wants to turn on. Do you think it could be the temperature sensor who is causing the trouble again?

  • @robinlee5
    @robinlee5 6 ปีที่แล้ว

    I have an 11 years old Toyota sedan and has 90k miles on it. When I started the engine everything works fine up until a few minutes then the fan started running in full speed even when I turn off the AC or didn't turn on at all. I have the wait about 5 minutes before the fan is turned off, do you think it's the temperature sensor problem as well?

    • @pono321
      @pono321 6 ปีที่แล้ว

      Good question I have the same problem but mine only turn off when car is off.

  • @cjaviergutierrez
    @cjaviergutierrez 3 ปีที่แล้ว

    Dude my car coolant fan start to late ..any clues??

    • @Rythecarguy
      @Rythecarguy  3 ปีที่แล้ว

      Coolant temp sensor?

  • @michellemull3059
    @michellemull3059 3 ปีที่แล้ว

    Hi please advice I've got 2012 peugeot 3008 1.6 A/T vti petrol my fan allowys on while driving sense starting the engine and when I switched the engine off the fan stay for 5 on then it's off and the battery many times died please help and the car taking so much petrol, thank you

  • @camilotred3698
    @camilotred3698 3 ปีที่แล้ว

    i have a problem with my bmw 335i 2010, the fan is running all the time, non stop. can i you guys have any idea??

  • @grendaliscoto4217
    @grendaliscoto4217 ปีที่แล้ว

    Where is the temperature sensor on a Nissan kicks 2019

    • @Rythecarguy
      @Rythecarguy  ปีที่แล้ว

      No idea, never worked on one sry

  • @tazblzr88
    @tazblzr88 6 ปีที่แล้ว

    i have an 06 silverado 1500 my fans run constantly, i changed the temp sensor, and they still stay on. I have to pull the relay 1 to shut them down , i replaced the relay 1 with a new one still running , my question is this should i just replace all 3 relays ,and hope that works? also when i put the relay back in without the key in they ignition the fans come on, u think this could be a short in the wiring somewhere?? or maybe a short in the fan unit itself??

    • @goyitosalazargs
      @goyitosalazargs 6 ปีที่แล้ว

      Jim A I have the same problem and haven’t been able to figure it out. Did you figure out what it was?

    • @tazblzr88
      @tazblzr88 6 ปีที่แล้ว

      @@goyitosalazargs ok so here is what i did, i took the computer out of the truck, took it apart checked out the mother board for water damage and such, i saw nothing , i sprayed the pins on the computer itself with QD contact cleaner, as well as the connectors in the truck to the computer, i haven't had a problem since, after doing that i can use the remote to set my alarm that i couldnt use for moths prior to cleaning the connections, i hope this helps , sry for the delay in responding

  • @jiovannievangelista8384
    @jiovannievangelista8384 5 ปีที่แล้ว

    Was wondering if i can make my fans work more efficiently on my 2008 Impala SS both fans turn on but i feel like they dont spin as fast as it should because as soon as i open the hood the engine is hot and no it does not overheat at all my fans are new and thermostat is new as well i just feel like the engine bay can be a bit cooler what can i do?

    • @unboxviews
      @unboxviews 5 ปีที่แล้ว

      You should first know what temp your engine is at. Maybe the temp is perfect and you are exaggerating. Engines are efficient when hot, when they are cold they are designed to burn more fuel to reach operating temperature faster and perform the best. So what could you do is connect an OBD and see if temp is between expected around 100 Celsius or 210 Fahrenheit. Also fans have different speeds when the engine its too hot it will run faster and be pretty loud, but when its just over normal temp they wont go too fast just the necessary

  • @alexventura4501
    @alexventura4501 5 ปีที่แล้ว

    My daughter has a 2008 we replace the temp. senors but it still fan does run.

  • @kennysandridge5441
    @kennysandridge5441 6 ปีที่แล้ว

    Can not get power down to cooling fans on the radiator is there a fuse or regulator. It a 2010 Jetta 2.5 gas

  • @Tomasteunis88
    @Tomasteunis88 3 หลายเดือนก่อน

    On my car the fan didnt work, except when i disconnected the temp sensor. Even with the egnition off! Gonna change the temp sensor, fingers crossed 🤞😅

    • @Rythecarguy
      @Rythecarguy  3 หลายเดือนก่อน

      Good luck!

  • @jabbarshoro
    @jabbarshoro 3 ปีที่แล้ว

    guys please use simple linguistics. what's wrong in calling the coolant coolant or simply water. it took me hours to find out that anti freez is the water inside the radiator. anyways thanks it really helpful

    • @Rythecarguy
      @Rythecarguy  3 ปีที่แล้ว +1

      I'm sorry but I call thinking by their names. There is no water in my radiators. There is only antifreeze. Antifreeze CONTAINS some water but it is not water. Antifreeze = coolant