Engine Knocking... Help!

Discussion in 'Mechanical - Engine, Gearbox, Exhaust etc' started by nahalcko, Jul 26, 2015.

  1. Hello,
    Yesterday I heard a wierd knock form my engine. The loudest part seems to be in the middle of the engine bay. Between the gearbox and 1st cylinder. I tought it might be a bend rod but when reving the engine the knocking isnt getting faster. I found a video with maybe the same knock : http://s1178.photobucket.com/user/BenSadler1/media/VID_20120123_210451.mp4.html (in the background there is a knock)
    Please give me advice. Tomorrow I will go to check the engine compression. But here we dont have many renault specialist so any advice will be welcome. I need the car to be in good shape till the 31st.
    Thank you very much.
     
  2. that's weird mate is not all the time is it,am I right saying it's just a random clicking sound
     
  3. Ovy

    Ovy

    Have a closer listen see if it's coming from the aux belt side as the clutch on the ac compressor can stick slightly, bit of a clack sound?
     
  4. I will see. I think it might be a injector fault because the car is misfiring a little i think. Can the aux clutch be the reason that when I turn on the AC and the Idle becomes rought. The car is vibrating a lot more than any other car I have driven.
     
  5. Its maybe a misfire and because the engine is shaking I hear that metal knock. Does it sound like a bend bottom end?
     
  6. MBC

    MBC

    Sounds like injectors. Mine does it at the moment!
     
  7. Put a new set of injectors in and I bet the symptoms will be gone mate
     
  8. OK I will save up some cash and buy some. Thank You and all you other guys for the help!
     
  9. Sounds like the Duel Mass Flywheel to me mate, an intermittent deep knocking.

    Paul
     
  10. Until I can actually get a sound recording I'm bumping this thread, sorry op.


    I have a 225 and my car is making the exact same sound .

    Any my help would be kind
     

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