Audi A4 Misfiring Diagnosis : Car Shakes and Accelerates Poorly. How to Repair? Learn Here DIY

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  • เผยแพร่เมื่อ 9 ธ.ค. 2020
  • Car came in running rough and this was the diagnosis I did and you got to see how I came to the conclusion I did. I'm right you are wrong, no arguments! Just kidding, let me know what you think.
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ความคิดเห็น • 40

  • @Matthew-oq1hx
    @Matthew-oq1hx ปีที่แล้ว +1

    What do I do I got a 2017 and it keeps making loud sounds and giving false signs??

  • @maxcrazzy1
    @maxcrazzy1 3 ปีที่แล้ว +9

    Great video buddy learned a lot. Helped me fix my issue

  • @kingdele01
    @kingdele01 ปีที่แล้ว +7

    Boy! These VWs (Audis & Porsches too) are a nightmare.

  • @markanderson4794
    @markanderson4794 3 ปีที่แล้ว +4

    Well done John.

  • @jimmybjorklund1491
    @jimmybjorklund1491 ปีที่แล้ว +22

    I hate when a mechanic says: it needs a new engine. You dont need a new engine. Im not a mechanic and i did the job myself. The problem that engine has is a broken valve. I will explain what happened to the engine to.... When that spark plug broke it was glowing so hot so it melted a hole in the valve. So just replace the valve and its good to go.

    • @camhitemup4121
      @camhitemup4121 ปีที่แล้ว

      The valve cover gasket?

    • @jimmybjorklund1491
      @jimmybjorklund1491 ปีที่แล้ว +8

      @@camhitemup4121 not valve Cover. Every cylinder has 4 valves and 1of them has a problem. They are dirt cheap. Its not hard to fix. Just take your time and follow a youtube video to put it all bak in correct order. I can open up the engine and assembly it in 2 days. Its much easier then people think.

    • @nelisjw
      @nelisjw 11 หลายเดือนก่อน +1

      Can you help me like they keep saying that and that’s not the issue

    • @quincybattle9458
      @quincybattle9458 6 หลายเดือนก่อน +1

      @@jimmybjorklund1491 I have a 13 Audi a6 3.0 supercharged and I’m having misfires all on bank, any ideas ?

    • @kyleberry6261
      @kyleberry6261 3 หลายเดือนก่อน

      @@jimmybjorklund1491 Do you mind linking the video? I could only find exhaust valve replacement and no intake valve. About to have to have to do this for my A4 with same problem in the video.
      Edit: Nevermind

  • @mark.r8900
    @mark.r8900 2 ปีที่แล้ว +1

    hi, how do you know you're in the compression stroke. or intake or power or exhaust stroke? thanks.

    • @user-ox2sc8tp4h
      @user-ox2sc8tp4h ปีที่แล้ว

      good question, maybe he is indexing based on Cyl 1 TDC

  • @oneslowmk638
    @oneslowmk638 2 ปีที่แล้ว +4

    question so my 2009 audi a4 2.0t also has a rough idle and all the coil packs had oil all over them but when i pulled the spark plugs the part that sparks looked good no oil all looked old but normal what’s your opinion you think it’s just the valve cover gasket as well?

  • @ibenrnaasen7296
    @ibenrnaasen7296 2 ปีที่แล้ว +2

    Actually u get comp like that when no oil in cylinders… its been flooded with petrol.. thats why

  • @simoneb4707
    @simoneb4707 6 วันที่ผ่านมา

    This is what my car is doing. I have a 17’
    Dealership charging 2,700.

  • @MANJITsingh-yn4vj
    @MANJITsingh-yn4vj 4 หลายเดือนก่อน +1

    can somebody tall how fix nissan quest 2012

  • @ghostofsoufeasthoustone
    @ghostofsoufeasthoustone 3 หลายเดือนก่อน

    I have a question since you know about Audi 2.0. I’m working on one right now. And I cleaned the carbon buildup. I also put new injectors. All new coils all new plugs. My cylinders look clean. After 40 mph I’m having random misfires still. Could you maybe give me a little advice what you think I should do next? The car runs great until after 40 mph. It starts misfiring check engine blinks EPC light comes on.

    • @bluesscreensdreams8725
      @bluesscreensdreams8725 3 หลายเดือนก่อน +1

      Any luck yet I’m having same issue

    • @ghostofsoufeasthoustone
      @ghostofsoufeasthoustone 3 หลายเดือนก่อน +1

      @@bluesscreensdreams8725 Ya what it turned out to be, is the timing spool was turned all the way out. The timing chain was stretched. I had to take the front clip off, but after I did that very easy access to the timing chain, and tensioner & guides. I have never worked on an Audi before. So I use this whole Audi as a learning experience. I do not like the 2.0 engine I know that now. But after all of that it runs like new! I saved a ton of money, doing the timing chain and injectors myself. I had carbon buildup and a bad injector I figured. But I wonder if I would’ve just did the timing chain in the first place if it would’ve corrected everything. Who knows everything is brand new now. There’s a little hole on the bottom of the tiny chain cover. You can pop it off. Get you a mirror and you’ll see a little spool and you can count the turns of the spool. If you see six or seven, turns. Your timing chain is stretched. What is happening when you hit third or fourth gear. Your car has jumped timing, so it starts random misfiring. Hopefully this helps y’all!

  • @dc_garage9804
    @dc_garage9804 4 หลายเดือนก่อน

    Thanks for the quick brm info cuz I have one 🤣

  • @markanderson4794
    @markanderson4794 3 ปีที่แล้ว +7

    What was the decision by the owner with bad engine

    • @usa5046
      @usa5046 3 ปีที่แล้ว +3

      Probably scrap the car lol

  • @ronaldcoronel9313
    @ronaldcoronel9313 2 ปีที่แล้ว +5

    Happened to me. Engine was trash. Lucky me. The car had a month left on factory warranty

  • @georgefreddy1065
    @georgefreddy1065 หลายเดือนก่อน +1

    This guy is a bawws ✌️

  • @adamnonnenmacher7774
    @adamnonnenmacher7774 5 หลายเดือนก่อน

    Could just be stuck piston rings. This happens on like all Audis 2010-2016

  • @sufyanumar4663
    @sufyanumar4663 ปีที่แล้ว +1

    I have got a 2009 a4 avant 2.0tdi and its revving by itself when idle. No engine lights come up and no faults codes as mechanic did a test. The car itself drives smooth with no problem in gear change. Just when im idle.

    • @taytin4715
      @taytin4715 10 หลายเดือนก่อน

      Throttle position sensor?

    • @ghostofsoufeasthoustone
      @ghostofsoufeasthoustone 3 หลายเดือนก่อน

      I changed the throttlebody on mine. And the sensor was on the side. And it corrected all high idol in park.

    • @louismelfi5406
      @louismelfi5406 หลายเดือนก่อน

      Pcv​@@ghostofsoufeasthoustone

  • @tugkankocak4711
    @tugkankocak4711 ปีที่แล้ว

    Hello, Thanks for the video, I have 2013 Quattro 2.0 tfsi and sometimes I have issue with iddle, it is not stable(on cluster RPM is stable). Do you know what the issue might be?
    th-cam.com/users/shortsdHzqmXGxAcg
    I do not have that issue always, sometimes some reason, I have that, than I go home, car cools down, after that no issue.

  • @MrZona93
    @MrZona93 3 หลายเดือนก่อน

    This engine under 2012 use a lot of oil. When we know this, its better to replace the engine. New pistons doesn't have this problem.

    • @sweetandsour6521
      @sweetandsour6521 หลายเดือนก่อน

      I have a 2011 a4 with 125k miles and it dosnt burn oil… why is that

    • @MrZona93
      @MrZona93 หลายเดือนก่อน

      @@sweetandsour6521 problems only on petrol cars tfsi, not diesel.

    • @sweetandsour6521
      @sweetandsour6521 หลายเดือนก่อน

      @@MrZona93 haha yup ik mine is gasoline too I changed my oil evry 3k miles and it’s always still on the max line in my dip stick

  • @bellybell542
    @bellybell542 23 วันที่ผ่านมา

    Poor engine diagnostics,