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boost cut problem

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Old Mar 14, 2005 | 06:54 AM
  #16  
mitsurally's Avatar
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From: PENNSYLVANIA
take it to the dealership let them find it, if your not modded at all its up to them to fix it
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Old Mar 14, 2005 | 11:06 AM
  #17  
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i just put a catback on this morning, you think they will ***** about that?
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Old Mar 14, 2005 | 11:08 AM
  #18  
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Originally Posted by speede72
How much boost are you running? If you have a boost controller you can lower the boost and it will fix it. Other than that cold weather will effect fuel cut because the air is less dense
cold air is more dense, so fuel cut can happen before max boost, because the injector duty cycle can not keep up.
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Old Mar 14, 2005 | 01:54 PM
  #19  
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took it in to get checked out and their replacing the wastegate because everything else they checked was fine and they believe the old one is slightly bent. hopefully this solves my problem.
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Old Mar 14, 2005 | 08:10 PM
  #20  
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doesnt sound like wastegate to me, but never know. It seems like your hitting fuel cut, not boost cut. If it feels like your hitting a wall its fuel. Mine did it in the cold with a mbc but hasnt since I took it off.
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Old Mar 14, 2005 | 08:22 PM
  #21  
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im not paying out of pocket, and he said he will keep replacing parts until its fixed, so i dont mind what so ever.
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Old Mar 14, 2005 | 10:28 PM
  #22  
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My bad, you are correct cold air is more dense. Sorry about that. I put a k@n intake on a car the other dau and that was all I did and now it hits fuel cut. The boost is at 20 lbs and I checked all of the hoses and everything is just like it was. I think the intake screws with the maf counts and causes the computer to boost cut.
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Old Mar 14, 2005 | 10:35 PM
  #23  
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From: SL,UT
Without a tune, the intake will indeed screw a lot up... And I thought cold air was supposed to make the car faster, but if you're hitting fuel cut, doesn't that mean it's making it slower?
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Old Mar 14, 2005 | 10:56 PM
  #24  
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From: sacramento ca
i think its a leak..they check all pipes?
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Old Mar 15, 2005 | 01:34 PM
  #25  
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*Update

Picking the car up in 15 min. Place told me they took the old waste gate out and the bracket was bent. Replaces it with new wastegate and hopefully it will be fine now.
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Old Mar 15, 2005 | 01:45 PM
  #26  
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From: Davidson, NC
Make sure they didn't beat the hell out your radiator when changing the wastegate actuator.
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