2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.

Anyone know?

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Old Jun 25, 2009 | 01:20 PM
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daythecountrydied21's Avatar
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From: Shitsylvania
Anyone know?

I was on the highway back from school today pretty hot and such out I guess.
Was at a stop light and rolled off it then gunned it for the hell of it. I may or may not have hit the limiter (7k) and the car just stopped accelerating and went very slow for a bit then i pulled off into the center left and right turning lane and flipped the key off.
Kept trying to start it up and it would start and choke out.
Threw p0171 and p0335 which looks like somewhat of a common problem?
So now i'm not too concerned, but I am hearing somewhat of a air leak is the best way to describe it, however i'm reaching 15lbs boost which is what i had done prior to this so it doesn't seem like a boost leak...any thoughts?

Also, limp mode never showed up just my CEL.
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Old Jun 25, 2009 | 01:26 PM
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From: newburgh,ny
p 0171 is too lean bank 1 i think idk what the other code is
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Old Jun 25, 2009 | 01:30 PM
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daythecountrydied21's Avatar
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From: Shitsylvania
Crank position sensor and fuel trim lean are what they are but just wondering if anyone else has had the problem
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Old Jun 25, 2009 | 10:35 PM
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From: MN
Yep. Not quite that violent but.. if you're under warranty, take it to the dealer. They'll replace the crank position sensor and perform the relearn for you.
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Old Jun 25, 2009 | 10:37 PM
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From: MI SCS
Had that happen in my SC 300 miles after i bought it, wasn't hard on it or anything it just went. It was the crank positioning sensor.
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Old Jun 25, 2009 | 11:01 PM
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From: Shitsylvania
Well it's fine now. cleared the codes and they haven't come back. only thing that has me worried is under boost i hear this sound like air is escaping somewhere, but i get to the boost that i used to which is weird. Someone suggested possibly the cat. going to take it to the dealer and see what they say about it...

oh yeah. and apparently the slamming the rev limiter and running high timing tends to produce effects like this? cause im running 23-24 deg at wot. haha.
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Old Jul 1, 2009 | 09:49 AM
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From: Shitsylvania
Ok so here's the deal full details wondering if anyone has any suggestions...

The other day I kinda slammed into the limiter (7k on this tune) in first gear not paying attention. Well needless to say it didn't like that and came to a crawl, choked out, and threw some codes. Friend has said this is somewhat normal when running high timing (running like 23 or 24 degrees at WOT no meth/racegas) and slamming the limiter.
I let it sit on the road a few minutes, tried to start it up a few times and it would but choke out, finally started it up and cleared the codes, haven't come back yet. Car still pulls like a **** on 3" and 42's . My only problem now seems to be that whenever I go into boost it sounds like something is leaking air from somewhere. I've tightened everything on the intake side of things (IM, Intake clamps, s/c -> IM bolts) and it still does this.
I haven't lost boost either, I'm around 15-16 peak boost which is the weirdest part to me.
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Old Jul 3, 2009 | 01:48 PM
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From: Shitsylvania
well just to update for anyone who might have a similar problem later on down the road.

Injector o-rings that are in the block are believed to be the problem. Got a box of new orings today and will be replacing tonight or tomorrow. Will update if this was the fix *hopes* .
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