Chris NottEM Tuning
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  1. #1
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    knocking sound when going over potholes humps

    MY a3 has strated making a knoking sound when going over humps and pot holes there is a slight noise coming from the front but somtimes get a very loud knock from the back i have changed the rear top mounts the arbs look ok has any1 else had this problem

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  3. #2
    colicabcadam
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    bit silly, but are your tyre pressures correct?

  4. #3
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    yes there correct could this knocking be caused by worn rear axle bushes

  5. #4
    Welly's Avatar
    Testing dodgy Chinese gear...

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    What sort of A3, T Sport or Quattro?
    ------------------------------------------------------------------------------------------
    "Marriage is like a coffin and each kid is another nail."
    Homer Simpson

    Quote Originally Posted by Prawn View Post
    Wellyboots, you are quite literally my most favourite pikey in the entire world




  6. #5
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    Check that the front ARB plastic collars (assuming it's an original ARB) haven't fallen apart. All your exhaust mounts are ok as well?

  7. #6
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    its a 2002 standard a3 tdi 130 SE arbs have been checked and seem ok

  8. #7
    mattyboy199's Avatar
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    wish bone bushes
    2002 Dolphin grey S3 - Sym2+bose, heated leather, ally mirrors, R32 ARB's with superpro, Jabba stage 2 map, TFSI coils, Samco TIP, Forge DV & privacy glass

    2010 Green Kawasaki Ninja ZX6R - Akrapovic baffleless race can, LED cluster & HID's

    wanted for 8L S3:
    Unmarked grey rear bumper panel
    Milltek system

  9. #8
    Sandip's Avatar
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    3.2 V6 with Custom Code VVT Attack Software


  10. #9
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    ok thanks il have to have a look i have asked a VAG speailist and he thinks rear axle bushes but will ask him to check the other stuff

  11. #10
    Lloyd149's Avatar
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    Knocking sounds are usually bushes, previous car was a Ford and that is their most common problem.

  12. #11
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    the problem was rear axle bushes

 

 

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