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The mkiv Supra Owners Club

am disappointed with my new tt auto


Guest fripon

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As already said, sounds like one of the valves are not working correctly and not letting the second turbo work properly.

 

I would avoid driving hard as you may do some damage. Does it feel like its surging a bit after 4000rpm? What does to boost to?

 

yes she does surge a little after 4000 rpm

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Did you spot this car on Gumtree by any chance, and was it an Asian chap who was selling it, last 4 digits of his number were : 5143?

 

not on gumtree,he's Asian, that the number certainly.please don't tell me it's a lemon.:(

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I'd read up on true twin conversion TTC etc and try that out if you are confident with playing around with the vacuum pipes, there is a massive sticky thread all on the sequential turbo system.

 

If you are desperate pm Ian C with the promise of a half marathon donation and he may be able to give you some pointers.

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If horny devil sold it you has it actually got any turbo's ?

 

:D dnk lol

 

well ive just had the back end out pass Burton 5.0 hotel :D - I guess Im boosting fine :innocent: roads are a bit greasy tonight for boost

 

To the OP see if a local member will take a look for you before booking her in :)

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Even a stick TT should be rapid up the whole rev range, if anything you should feel a stronger pull when the second turbo kicks in. Check out some video's on YouTube to get a rough idea.

 

In future when you test drive a car, demand a road to test the car properly. If the owner isn't happy with you giving it some welly then get them to drive it. I always ask if some different roads can b driven on, so bumpy roads, small roads, roundabouts & dual carriageways.

 

:)

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It's a bit of bad luck if you've been sold a TT that needs some work done to it.

 

I just hope that whoever sold it to you may have known the 2nd turbo was dodgy, and disabled it by pulling off a vacuum pipe.

 

I hope you get it sorted, but even a stock TT auto is a lovely motor, and would leave your GT4 well behind on full boost.

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Superchip is an advance on the timing on most cars. It's an inline box on the wiring, and pretty obvious. It's a fag packet sized design. It will be between the ECU and the engine, probably where described under the passenger side carpet. Pull the box. It's probably causing a little bit of knock and knock sensors are pulling timing. These boxes are BAD news - worthless junk. Remove and reconnect wiring. Do at least this first before blaming mechanical VSV etc - return to stock.

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