Battery Light Come On and Off | Car Troubleshooting

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  • เผยแพร่เมื่อ 13 พ.ย. 2021
  • The battery light flickers while driving, which does not necessarily mean a problem with the battery but a result of a failing alternator or a slipping alternator belt.
    All about auto repair and car troubleshooting. Cartechhome has many solutions to help with your car trouble. #allaboutauto #cartroubleshooting
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ความคิดเห็น • 72

  • @EdgarMendezz
    @EdgarMendezz ปีที่แล้ว +25

    By far the best robot explanation I’ve ever heard. Thank you so much. Good information.

  • @paramountgetaways
    @paramountgetaways ปีที่แล้ว +13

    Now I see why AI will be important. No long stories or extra talking. Just straight to the point.

    • @sirchi8731
      @sirchi8731 2 หลายเดือนก่อน

      I disagree

  • @nobodyyouknow8034
    @nobodyyouknow8034 2 ปีที่แล้ว +12

    Thank you this will help when I take my car to my mechanic

  • @pitson305
    @pitson305 ปีที่แล้ว

    Thanks a lot ... 🙏

  • @wichithrasilva4619
    @wichithrasilva4619 ปีที่แล้ว +1

    Great thank you so much

  • @DougHinVA
    @DougHinVA ปีที่แล้ว +31

    The alternator makes A/C current to keep the battery charged. The alternator may be OK and the charge is NOT going into the battery. Do NOT assume that the alternator is failing until it is metered and is proven faulty....

    • @cartechhome
      @cartechhome  ปีที่แล้ว +2

      It says generally it is the problem.

    • @DougHinVA
      @DougHinVA ปีที่แล้ว +6

      @@cartechhome generally is not good enough if a new alternator is $130-200 and install costs...

    • @cartechhome
      @cartechhome  ปีที่แล้ว +5

      It says generally which means you have an idea of where to look for.

    • @junjungebutan843
      @junjungebutan843 ปีที่แล้ว

      When i drive my car in heavy rain water on the road splash when i ran in to it then battery light is flickering. What the problem of this? Is it the alternator gets wet

    • @SethHurwitzwriter
      @SethHurwitzwriter 11 หลายเดือนก่อน

      Just a guess but maybe the belt gets wet and slips. @@junjungebutan843

  • @armunro
    @armunro ปีที่แล้ว +2

    Common issue is worn carbon brushes in the alternator. That is the main wear point.

  • @J.boodoo
    @J.boodoo ปีที่แล้ว +22

    Like literally happened to me this morning had all the signs off failed alternator then acted all normal all off a sudden

    • @kristianlundgaard8710
      @kristianlundgaard8710 ปีที่แล้ว +5

      Same here and then when I got off work it never turned on and auto store tested battery and alternator and they both tested good

    • @norahb
      @norahb ปีที่แล้ว +4

      @@kristianlundgaard8710 I hope that’s the case for me too, mine turned on and I have places I need to go tonight before I can take it to a mechanic. Rlly hope the car doesn’t die in traffic lol

    • @muhlanired2686
      @muhlanired2686 ปีที่แล้ว

      My car is doing the same , my car was working fine and now it’s not my lights and everything still comes on but my car won’t start and is making a clicking sound

    • @kazayuki-4416
      @kazayuki-4416 ปีที่แล้ว

      @@kristianlundgaard8710 so what was the issue after you got it fixed ?

    • @HerbChao14xs
      @HerbChao14xs ปีที่แล้ว

      @@norahb just had that happen to me tonight on my way to a weekend get away. Managed to get to my friend's house ok but will need to drop it off at a shop tom (on a Sat) but fortunately have someone driving to get me so that we can hit up an event together. Guess we'll see what they find.

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me

  • @googleuser7354
    @googleuser7354 ปีที่แล้ว +3

    Or you can have a loose, corroded or stripped battery terminal or ground…

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me 2:39 2:39

  • @sarawakiansborneo418
    @sarawakiansborneo418 ปีที่แล้ว +2

    Sir. I've tested the alternator by disconnected the -ve battery terminal.Engine still running..that means alternator still charging.The problem is battery indicator light on and off.So far my car battery ok.. engine start ok as well.What's the problems actually?Tqvm

    • @cartechhome
      @cartechhome  ปีที่แล้ว +1

      On and off means failing, not yet totally failing, one possible reason is the alternator belt is slipping, or the alternator is about to fail.

    • @gerrylopez9060
      @gerrylopez9060 8 หลายเดือนก่อน

      @@cartechhome my battery light flickering once in a while. What could that be?

    • @cartechhome
      @cartechhome  8 หลายเดือนก่อน +1

      @@gerrylopez9060 The charging system is failing, other possibility is the alternator belt is slipping or the alternator is failing.

  • @khaleelura8756
    @khaleelura8756 ปีที่แล้ว +1

    My battery indicator is coming ON when i ON the AC, air-conditioning in my Nissan sunny car.

    • @khaleelura8756
      @khaleelura8756 ปีที่แล้ว

      Why it is happening..?

    • @cartechhome
      @cartechhome  ปีที่แล้ว

      Have you just replaced your alternator or battery?

    • @motologist1917
      @motologist1917 5 หลายเดือนก่อน

      do u solve ur prblm

    • @motologist1917
      @motologist1917 หลายเดือนก่อน

      problem solve huwi

  • @lucasluke250
    @lucasluke250 ปีที่แล้ว +2

    i put new alternator and battery and still have same problem

    • @cartechhome
      @cartechhome  ปีที่แล้ว

      Check the wiring. Checkvoltage drop between alternator and battery . Verify the capacity of your alternator against the electrical requirement of your car.

    • @naderblack1114
      @naderblack1114 ปีที่แล้ว +1

      @@cartechhome Hi, is it a good idea to link the video on voltage drop.

    • @FranciscoRuiz-hh3rc
      @FranciscoRuiz-hh3rc หลายเดือนก่อน

      Could it be starter?

  • @motologist1917
    @motologist1917 5 หลายเดือนก่อน

    brother i have ford fiesta 1.4 tdci my problem is that whenever i start the car battery warning light comes on the dash but if i fully press the throttle all the way to 5k rpm it starts charging and light , this goes offf , plz help me to solve this issue . this problem started when i changed the battery

    • @cartechhome
      @cartechhome  5 หลายเดือนก่อน

      Did the new battery the same as the battery intended for your car?

    • @motologist1917
      @motologist1917 5 หลายเดือนก่อน

      @@cartechhome yes it is the same battery

    • @cartechhome
      @cartechhome  5 หลายเดือนก่อน

      @@motologist1917 Check the alternator.

    • @motologist1917
      @motologist1917 5 หลายเดือนก่อน

      @@cartechhome ok but some1 told me that u need to reset the battery senson , do mk5 fiesta have battery sensor

  • @hussinmahmoud6544
    @hussinmahmoud6544 ปีที่แล้ว +1

    I have honda accord and the light comes on only when Irevers

    • @motologist1917
      @motologist1917 5 หลายเดือนก่อน

      bhai phr kya kiya

  • @togastopanimaltesting9384
    @togastopanimaltesting9384 ปีที่แล้ว +1

    I just replaced battery, alternator, and alternator belt light is still coming on and off

    • @cartechhome
      @cartechhome  ปีที่แล้ว

      Check the wirings. Do a voltage drop test, we have related videos on how to conduct a voltage drop test between the battery and alternator. Also, check the capacity of your alternator.

    • @rubenmedina5488
      @rubenmedina5488 ปีที่แล้ว

      Could also be the belt tensioner

  • @muhlanired2686
    @muhlanired2686 ปีที่แล้ว +1

    Well my i think my alternator is loose because lastnight when i got home my car was working fine , then as i was heading back out to get dinner it start acting funny then it wouldn’t start it just started making a clicking sound , and then next morning i woke up to see if it would start up and it did . Then a house later i went back it started doing the clicking sound again

    • @ohyeahyeah3842
      @ohyeahyeah3842 ปีที่แล้ว

      Did you notice the problems ?

    • @yahrmajahsty5266
      @yahrmajahsty5266 ปีที่แล้ว +1

      Have u checked if battery terminals is not loose ??? Check battery water ???

    • @orbitty1354
      @orbitty1354 ปีที่แล้ว

      Sounds like a loose connection

  • @laylaytrwright1969
    @laylaytrwright1969 ปีที่แล้ว

    I have a new battery and alternator however my battery light keeps coming on and off! Autozone said battery and alternator is good so what could it be

    • @cartechhome
      @cartechhome  ปีที่แล้ว +5

      Check the wiring, one possible reason is the corrosion in the wiring checks the voltage drop between battery and alternator, we have related videos on this channel on how to check the voltage drop.

    • @laylaytrwright1969
      @laylaytrwright1969 ปีที่แล้ว +4

      @@cartechhome thanks! I ended up just replacing the alternator!!! Battery light is now off, I’m assuming the other was faulty!

    • @gerrylopez9060
      @gerrylopez9060 8 หลายเดือนก่อน +1

      ​@@laylaytrwright1969So the battery light was flickering! And did it end up being the alternator? Because I'm having the same problem. Can u please let me know

  • @PyramidHeadChris
    @PyramidHeadChris 11 หลายเดือนก่อน

    I just installed a new alternator last week and now every time I accelerate and the rpm goes over 3, the battery light comes on. I got tested the battery, started and the alternator and they are all good. Does anyone have idea what could be?

    • @tylerjeffries7507
      @tylerjeffries7507 11 หลายเดือนก่อน +1

      Same problem with me it kind of flickers whenever I'm speeding up from a full stop

    • @PyramidHeadChris
      @PyramidHeadChris 11 หลายเดือนก่อน

      @@tylerjeffries7507 It was the serpentine belt in my case

    • @thunder.r3440
      @thunder.r3440 8 หลายเดือนก่อน

      Did you found the reason????

    • @anumi1
      @anumi1 8 หลายเดือนก่อน

      ​@@tylerjeffries7507yow same thing for me did u find a solution or what was the cause

    • @anumi1
      @anumi1 8 หลายเดือนก่อน

      Did I find the reason bruh

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me 2:39 2:39

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me

  • @motologist1917
    @motologist1917 หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me

  • @RIZWANDAR-p8o
    @RIZWANDAR-p8o หลายเดือนก่อน

    hey i m having ford 1.4 tdci , whenever i start the car , that battery warning light glows but if i press the throttle all the way to 4000rpm it disappers till i shut the engine Off , plz help me