What Causes Engine Knock

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  • Опубликовано: 26 авг 2024

Комментарии • 56

  • @TurdFurgeson275
    @TurdFurgeson275 9 месяцев назад +46

    Dude woke up and decided to make the greatest, more concise video on engine knocking on RUclips. Really good video

    • @Motorcarnut
      @Motorcarnut  9 месяцев назад

      Thank you bro, much appreciated!

  • @siphilipe
    @siphilipe Год назад +46

    Good explanation and in a very short time. Thanks!

    • @Motorcarnut
      @Motorcarnut  Год назад +1

      Thank you!

    • @godbong4205
      @godbong4205 9 месяцев назад

      Are all cars like this ??!

    • @Motorcarnut
      @Motorcarnut  9 месяцев назад

      @godbong4205 When they are knocking? Yes

  • @stevenboy4996
    @stevenboy4996 Год назад +11

    This video has helped me so much and understanding an engine, even though it was very little information. Thank you.❤

  • @philring6974
    @philring6974 6 месяцев назад +1

    Always wanted this visual explanation! Well done sir. Thank you!

  • @godfreynyasulu5129
    @godfreynyasulu5129 2 месяца назад +1

    This great explanation ever, straight and simple

  • @benisontenison8225
    @benisontenison8225 Год назад +2

    Thank you Mr Pacino

  • @basicdriverlicense
    @basicdriverlicense 2 месяца назад +1

    Better teacher than my dad

    • @Motorcarnut
      @Motorcarnut  2 месяца назад

      I appreciate that but don’t tell him, lol

  • @kahut3345
    @kahut3345 21 день назад +1

    Great video, awesome looking girlfriend too😂

    • @Motorcarnut
      @Motorcarnut  20 дней назад +1

      Thank you 😁 wife btw :)

    • @kahut3345
      @kahut3345 19 дней назад +1

      @@Motorcarnut aah yes, I hadnt seen your ring. Congratulations

    • @Motorcarnut
      @Motorcarnut  19 дней назад

      @kahut3345 Thank you!

  • @MechanicEli2007
    @MechanicEli2007 Год назад +6

    For anyone who is asking! Can this be fixed?!? Yes, I've replaced rod and main bearing on an 88 dodge ram and it ran just fine after I replaced the bearing.

    • @Motorcarnut
      @Motorcarnut  Год назад +3

      Of course, anything can be fixed, depends on you experience or pocket book.

  • @78musiksphere
    @78musiksphere Месяц назад +1

    On brand new wood chipper, when does the oil kick in so the knocking can stop?

    • @Motorcarnut
      @Motorcarnut  Месяц назад

      I don’t work on wood chippers but if it’s a combustion engine the oil pumps the oil immediately

  • @mr.3phase228
    @mr.3phase228 6 месяцев назад +1

    This is rod knock, not engine knock. Engine knock is the air fuel mixutre igniting when it shouldn't. Usually, this is caused by too much cylinder pressure or not enough octane, and this causes a knocking or pinging sound. Many modern vehicles have knock sensors that can detect this and the ecm can retard ignition timing to prevent catastrophic engine failure.

    • @Motorcarnut
      @Motorcarnut  6 месяцев назад

      People associate rod knock with engine knock, that's why I made it that why.

  • @dorismadosh1625
    @dorismadosh1625 Год назад +3

    Around how much would this cost to be replaced if so

  • @vVendetta69
    @vVendetta69 8 месяцев назад +2

    This man is the opposite of a yapper, every word had meaning

    • @Motorcarnut
      @Motorcarnut  8 месяцев назад +1

      Thank you! Very much appreciated!

  • @TheBritishbeeman
    @TheBritishbeeman Месяц назад +1

    Is it an expensive fix ?

    • @Motorcarnut
      @Motorcarnut  Месяц назад

      It can be because either engine has to be rebuilt or replaced.

  • @PicoIsOcip
    @PicoIsOcip Год назад

    Thanks a lot brother

  • @simrandelhi
    @simrandelhi Год назад +5

    Is this a serious problem or could be repaired?pls tell me

    • @Motorcarnut
      @Motorcarnut  Год назад +4

      In most cases it is. If your vehicle is making this rod knock noise it means the engine would either have to be replaced or rebuilt.

    • @austinhernandez2716
      @austinhernandez2716 10 месяцев назад

      It's very serious. It can destroy the engine.

    • @user-mg1dt3cs1q
      @user-mg1dt3cs1q 8 месяцев назад

      What if just replace bearings? Would be better or still needs rebuild?

    • @Motorcarnut
      @Motorcarnut  8 месяцев назад

      Can’t just replace bearings if crankshaft is damaged. Needs rebuild

  • @Demitri1k
    @Demitri1k 6 месяцев назад

    I have a 2018 Camaro and replaced the engine because of engine knock and 2 months later today it started knocking again

    • @Motorcarnut
      @Motorcarnut  6 месяцев назад

      I couldn't tell you the problem, I'm not there to see what went wrong?

  • @dorismadosh1625
    @dorismadosh1625 Год назад +1

    Or could I possibly send u a video of mines I’m a dad just got this and my new job I loose this truck I loose a lot I’m trynna get to the bottom of this

    • @Motorcarnut
      @Motorcarnut  Год назад

      Yes post a video and I’ll take a listen

  • @yanisgodofworld
    @yanisgodofworld Год назад

    I have a Mercedes B200 2008 that recommends octane 91 fuel and higher but I've been using the lower grade octane (85 or 88) since I bought the car in 2009. Is it good or bad? Should I switch to higher octane or its too late?

    • @Motorcarnut
      @Motorcarnut  Год назад

      The short answer is if it "Recommends" higher 91 octane you DON"T have the use it. IF the vehicle 'Requires" the higher octane then you MUST use it.

    • @miguelarizmendi9014
      @miguelarizmendi9014 Год назад

      Don’t need too but I’ve notice that since I switch the engine sounds better and you get a slight performance boost with more mpg so I would say do the switch

  • @gilnunez1808
    @gilnunez1808 Год назад

    Is this expensive to fix. Can i fix this myself under car remove oil pan?

    • @Motorcarnut
      @Motorcarnut  Год назад +1

      Normally yes, but engine has to come apart to see the damage. Just dropping the oil pan is not enough.

    • @cougarslayer91
      @cougarslayer91 Год назад

      ​@@Motorcarnut 😢

  • @me-0094
    @me-0094 Год назад +1

    This isnt knocking

  • @chisme5831
    @chisme5831 Год назад +1

    My engine cut off cause of this & im trying to save it

    • @Motorcarnut
      @Motorcarnut  Год назад +1

      You have to bring it to a mechanic asap to avoid any more damage

    • @chisme5831
      @chisme5831 Год назад +1

      @@Motorcarnut thank you I appreciate your feedback a lot !!

    • @Motorcarnut
      @Motorcarnut  Год назад

      No problem, good luck!