[Mk2] [Turbo] No Boost

Anything and everything to do with mechanical issues with your Mk2

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neilgam1
Posts: 17
Joined: Wed Jun 18, 2008 8:30 pm
Location: n ireland

[Mk2] [Turbo] No Boost

Post by neilgam1 »

Hi I have a 92 turbo. As I was driving the other day car was going brilliant and boosting well then I stopped at a junction, when I took of ther was no boost at all boost gauge only goes up to 0, and car completly dead, car still driving fine with no smoke or oil just no power. Came home and checked all the pipes for boost gauge, manual boost controller etc, took pipe of side of turbo to check it an inside is moving freely any ideas what to check next.
thanks.
StevieL
Posts: 2709
Joined: Thu Oct 06, 2005 8:43 pm
Location: S. Wales/Wiltshire

Re: [Mk2] [Turbo] No Boost

Post by StevieL »

IC pipes? Split or popped off?
Image
Craigo
Posts: 433
Joined: Sat May 12, 2007 4:51 pm
Location: Bath

Re: [Mk2] [Turbo] No Boost

Post by Craigo »

sounds like your exhaust turbine has come off or broken in places.
take downpipe off to have a look.
Shmed
Posts: 3568
Joined: Wed Dec 15, 2004 2:38 pm
Location: Worcestershire

Re: [Mk2] [Turbo] No Boost

Post by Shmed »

Does the car sound a bit like it has no exhaust? What does it feel like when you accelerate?

I've had it a couple of times where the turbo nuts that hold the turbo to the downpipe have come loose (actually three fell off and one was finger tight :pale:). Causes the same symptoms as you've described.
neilgam1
Posts: 17
Joined: Wed Jun 18, 2008 8:30 pm
Location: n ireland

Re: [Mk2] [Turbo] No Boost

Post by neilgam1 »

Car sounds and drives ok bar no boost, will take a look at the IC pipes if not them will take down pipe of and check turbo. Could it be any sensors i could check 1st?
raptor95GTS
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Location: glasgow
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Re: [Mk2] [Turbo] No Boost

Post by raptor95GTS »

have you checked for error codes?
LuizeGT
Posts: 3535
Joined: Tue Dec 28, 2004 12:11 am
Location: Stafford

Re: [Mk2] [Turbo] No Boost

Post by LuizeGT »

deffinatly sounds to me like exhaust wheel has snapped off. downpipe off and inspect :(
djpkins
Posts: 2326
Joined: Thu Apr 30, 2009 7:13 am
Location: essex

Re: [Mk2] [Turbo] No Boost

Post by djpkins »

A pre rev 3 turbo won't even run with an IC pipe off, it will start but stall as soon as you squirt the jazz...
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