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boost wont go back to normal

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Old Apr 1, 2008 | 06:18 PM
  #1  
Flooby's Avatar
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From: Issaquah, WA
boost wont go back to normal

Hey so i installed my perrin mbc and the car went into limp mode a couple times so i turned the boost down to about 15psi and then i decided to take out the mbc and hooked it up to the stock electronic controller but boost didnt go back to normal. any ideas on to how to get it back to normal? do i have to reset the ecu or somethin?
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Old Apr 1, 2008 | 06:26 PM
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Disconnect the battery overnight and that should do it if everthing is installed correctly.
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Old Apr 1, 2008 | 08:34 PM
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Or disconnect the battery and step on the brakes for a few seconds if you don't want to let it sit overnight.
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Old Apr 1, 2008 | 08:37 PM
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alright cool thanks do u think it will make it so the boost will go back to the factory 23psi?
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Old Apr 2, 2008 | 09:59 AM
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Were you throwing a CEL or anything like that? What do you mean it was going into Limp mode? Were you speed limited? What is the boost doing now? Are you running too high or too low?
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Old Apr 2, 2008 | 03:56 PM
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my my cel went on when my car went into limp mode with the mbc, the car just basically lost all of its power and could only go 20mph tops. so i lowered my boost so that it woudnt go into limp mode again but then decided to take the mbc off and put it back to stock so i wouldnt have to deal with it anymore and now my boost is only peaking at 14
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Old Apr 4, 2008 | 09:15 AM
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Did you check to make sure that you reconnected the hoses from the solenoids correctly? You might want to refer to a diagram if not. If everything is connected correctly then I would definitely do the ecu reset b disconnecting the battery. After the battery has been disconnected, pump the brake pedal a few times to bleed the system of any electrical charge. After about 10 minutes of the car sitting, reconnect and you should be good to go. If the problem still isn't fixed then you have a boost leak somewhere. Good luck.
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