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Thread: Clutch/bearing noise???

  1. #1
    Join Date
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    Clutch/bearing noise???

    At idle I have a slight rattle that can be heard over the engine when beside the defender.If I depress the clutch it disappears. It can also be heard at low speed particularly in low range as a sort of "patter"The noise sounds "rotational"and I thought I had two seperate noises, one in the driveline and simple clutch rattle, (do car clutches rattle?) but I now think its one in the same.From under the vehicle its either coming from the transfer or gearbox, hard to be sure. Tailshafts are greased, no vibration to be felt and situation is normal, except for the sound.Have done a few thousand klicks since I first noticed it and it isnt getting any worse but its bothering me alll the same.Vehicle has only done 70000kms, any ideas??
    The Ugly Duckling-
    03 Defender Xtreme, now reduced by 30%.


    a master of invisibleness.

  2. #2
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    If the rattle goes away when you depress the clutch it will likely be gearbox input shaft bearing. If the rattle starts when you depress the clutch it is likely to be thrust bearing.

    You shouldnt have lost a bearing this early in its life but it is possible. Have you had it in water?
    Does yours have the dual mass flywheel? Older DMF sometimes have a bit of rattle, but again very early in life for this to occur.

  3. #3
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    the clutch can rattle but its very very rare and doesnt fit your symptom list.
    your symptom list fits a shot input bearing on the gearbox. (as previously mentioned.
    Dave

    "In a Landrover the other vehicle is your crumple zone."

    For spelling call Rogets, for mechanicing call me.

    Fozzy, 2.25D SIII Ex DCA Ute
    Tdi autoManual d1 (gave it to the Mupion)
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    If you've benefited from one or more of my posts please remember, your taxes paid for my skill sets, I'm just trying to make sure you get your monies worth.
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  4. #4
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    Thanks, and that seems to be the area its coming from, will check with a stethescope this arvo.Next question, whats the fix? Gearbox out job?
    The Ugly Duckling-
    03 Defender Xtreme, now reduced by 30%.


    a master of invisibleness.

  5. #5
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    yep.

    odds on for gearbox out and rebuild, If you're lucky and it is the clutch then youve already got the box out.

    PITA if you do an engine lift suspecting the clutch and it turns out to be the box.

    You can do the front bearings in SOME boxes with the engine out but I dont reccomend it.
    Dave

    "In a Landrover the other vehicle is your crumple zone."

    For spelling call Rogets, for mechanicing call me.

    Fozzy, 2.25D SIII Ex DCA Ute
    Tdi autoManual d1 (gave it to the Mupion)
    Archaeoptersix 1990 6x6 dual cab(This things staying)


    If you've benefited from one or more of my posts please remember, your taxes paid for my skill sets, I'm just trying to make sure you get your monies worth.
    If you think you're in front on the deal, pay it forwards.

  6. #6
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    So what could have caused it to fail so early?Water is definitely not the problem.
    The Ugly Duckling-
    03 Defender Xtreme, now reduced by 30%.


    a master of invisibleness.

  7. #7
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    all the usual suspect....

    bad manufacture, bit of crap got caught up in it, bad casting, it doent like you.

    it may not even be the bearing or the clutch, it could be something stupid like the throwout bearing carrier has got a defect and its rattling against the throw out fork.

    The worst case scenario is that it IS the bearing so thats what you shoot at and if you find something different on the way in then its all good. if its not then you havent sent good money downrange.
    Dave

    "In a Landrover the other vehicle is your crumple zone."

    For spelling call Rogets, for mechanicing call me.

    Fozzy, 2.25D SIII Ex DCA Ute
    Tdi autoManual d1 (gave it to the Mupion)
    Archaeoptersix 1990 6x6 dual cab(This things staying)


    If you've benefited from one or more of my posts please remember, your taxes paid for my skill sets, I'm just trying to make sure you get your monies worth.
    If you think you're in front on the deal, pay it forwards.

  8. #8
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    Very lightly take up the play (only) on the clutch pedal and if the noise stops, then starts again when you take your foot off the pedal it is more likely the clutch throwout/ release bearing.
    Check that you have the correct freeplay in the clutch pedal, Regards Frank.

  9. #9
    malsgoing130 Guest
    how long will the gear bag input shaft bearing last with that noise going on? seems to go away when warmed up?
    regards
    mal

  10. #10
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    assuming it is the input bearing (I dont think its the throw out bearing because thats disengaged when the clutch is out and only works when you have your foot on the clutch) it could last forever like it is or it could die tomorrow.

    The one in brians lt85 should have given up several thousand K's before I got my hands on it to fix it so theres some proof that they keep working long past dead but they take more stuff with them when they go.
    Dave

    "In a Landrover the other vehicle is your crumple zone."

    For spelling call Rogets, for mechanicing call me.

    Fozzy, 2.25D SIII Ex DCA Ute
    Tdi autoManual d1 (gave it to the Mupion)
    Archaeoptersix 1990 6x6 dual cab(This things staying)


    If you've benefited from one or more of my posts please remember, your taxes paid for my skill sets, I'm just trying to make sure you get your monies worth.
    If you think you're in front on the deal, pay it forwards.

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