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19th March 2011, 06:15 PM
#1
TD5 Turbo on the way out?!?
Hi all, Upon return home tonight i noticed a slight tap sound from the turbo at around the 2k rpm mark, car has done 115'000km.
after lifting the bonnet i find that there is a mettalic tapping noise comming from the turbo at idle, more pronounced on higher revs. and then more rattles when the engine is off and the turbo is spinning down.
I have had a slight increase on my td5 (wind the wastegate rod in (12 threads exposed)
Is this a dead turbo, any idea on a cost to fix/replace? .. to top things off, my pasenger side window got stuck when winding up, like it's come off it's guide or something.
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19th March 2011, 06:49 PM
#2
Sure it's not the oil centrafuge you can hear.
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19th March 2011, 06:55 PM
#3
Is there a sure way to tell?
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19th March 2011, 07:03 PM
#4
Ok, have just checked and the centrifugal is still making it's normal spin down whine... rattle definately from the turbo, more pronounced now on slight revs etc...
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19th March 2011, 10:16 PM
#5
Window is hopefully just the regulator cheap and easy to fix. Turbo sounds like maybe the exhaust turbine is maybe touching the housing? You could take it off and have a look inside. New Garret in UK should be around 450 pounds.
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20th March 2011, 07:14 AM
#6
Cheers Panya,
Yeah, I pulled the induction pipe of and the turbine is spinning ok, kjust off axis and hitting the casing... f%ck!
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20th March 2011, 10:52 AM
#7
Surely it is only bearings that need to be replaced in the turbo.
There is nothing much in them really.
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20th March 2011, 11:08 AM
#8
Assuming your not using synthetic oil, check the oil feed line for blockage and the oil feed inlet.
The GT2052 is a journal bearing and needs oil pressure to centralize it unlike ball bearing units. If its hitting the case then you have a bearing problem. Most turbo places can do an exchange bearing body and swap out housings, compressor and turbine wheels or just do a complete exchange.
The shaft will move from side to side and slightly end to end but should not touch anywhere.
Andrew
Sent from my backyard TeePee using smoke signals.
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20th March 2011, 12:00 PM
#9
Thanks, I bought the vehicle 7 months ago from a toyota dealership.. I have no idea what oils they used, however i'm not to confident it was the correct spec.. my fault for not changing it really.
Would anyone have a ballpark idea on cost to have it rebuilt assuming w/bearings & inlet turbine.. It appears the fins have a bit of wear on them..
I have priced a reco turbo for around the 800 mark, and new about 1-1200.
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