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Problem Tapping Noise


mattri

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  • Member For: 19y 21d

Ok

When the car comes on boost I get a loud tapping noise from under the bonnet, does anyone know wha tthe prob could be, it sounds like the tappets in my old gemini but that's not it I dont think

It onkly happens on boost as soon as the turbo comes on

any help would be great

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  • No boost, no bottle, just my foot on the throttle!
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  • Member For: 20y 2m 10d
  • Gender: Male
  • Location: Sydney

oh no, it could be you have spat a blade on your turbo.

You are not having much luck ATM

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  • - Track Bound EVO III -
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  • Member For: 19y 4m 9d
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  • Location: Strapped in and holding on

I posted this on the other forum, but my 2c, again..

If the noise is consistant, and rises with engine rpm, it's mechanical.

Listen under the bonnet whilst idling, get someone to rev it up. See if the noise is there whislt stationary and revving. If it is, it's not pinging.

'Tapping' doesn't sound like pinging. Pinging sounds like someone throwing a hammer around under the bonnet, or marbles, and the noise is never consistant.

How much boost is it running? Safe afr's mean nothing. 25psi on safe afr's will blow an engine. Cylinder pressure is very dangerous.

Cars will make roughly the same power (sometimes they make more..

) with less boost and more timing than they do with more boost and less timing.

Sounds like something is bent to me.

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  • Member For: 19y 21d
Might sound stupid but you have checked your oil level

<{POST_SNAPBACK}>

yes dont that

the mechanic at american autos as soon as he heard it said its an exhasut leak, either between the turbo and manafold or manifold and head

this shouild be covered under warrenty hey

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  • Here since the start...
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  • Member For: 20y 11m 30d
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Yes, that will be covered under warranty.

An exhaust leak in that area is a reasonably common problem.

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  • Member For: 21y 3m 26d
  • Location: Canberra
Yes, that will be covered under warranty.

An exhaust leak in that area is a reasonably common problem.

<{POST_SNAPBACK}>

excellent, I know I wont take ti one dealer cause they dont fix anything under warrenty

<{POST_SNAPBACK}>

Mine had the tapping noise, mostly when cold and turned out to be a manifold/exhaust connection needing tightening.

Once I was able to get the dealer to hear it they fixed it fine

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  • Member For: 19y 21d

yep the turbo and manifold are lose they tightning it up, costing me 65 as I didnt get it serviced there last time and it is spose to happen every service, someting I need to take up with castle hill ford, got me wondering if they serviced it at all

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  • Woooooooosh
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  • Member For: 18y 9m 17d
  • Location: Sydney
yep the turbo and manifold are lose they tightning it up, costing me 65 as I didnt get it serviced there last time and it is spose to happen every service, someting I need to take up with castle hill ford, got me wondering if they serviced it at all

They still shouldnt charge you as long as you got it serviced by an authorised agent or dealer

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