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Help with Check Engine?

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Old Jul 30, 2012 | 03:16 PM
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Help with Check Engine?

I just install a greddy profec b II boost controler and after that my check engine came up can anybody tell me why? THX
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Old Jul 30, 2012 | 03:18 PM
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Pull the code....Autozone, PepBoys....these types of places will pull the CEL code for you for FREE.

Or, buy a OBDII CEL reader...will tell you the code and the included booklet will tell you what the code means.
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Old Jul 30, 2012 | 03:23 PM
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Thx i did not know that they do the scan for free.
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Old Jul 30, 2012 | 03:28 PM
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What kind of boost control were you running prior to switching?

If stock, make sure you did not unplug the stock boost solenoid, as this will cause a code to be thrown.

If you happened to unplug it, plug it back in and just take a small piece of rubber hose and loop it between the two nipples on the stock boost solenoid.
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Old Jul 30, 2012 | 03:42 PM
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yes was stock and the solenoid is plug in and have the vacum hoses close to.
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Old Jul 30, 2012 | 05:32 PM
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I run a scan with EVOSCAN and is the Throttle Position Sensor did any of you know the issues??
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Old Jul 30, 2012 | 07:12 PM
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What's the code?
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Old Jul 30, 2012 | 07:16 PM
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Code is:Throttle Position Sensor
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Old Jul 30, 2012 | 07:53 PM
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When you installed the boost controller, you did not tie it into the stock BCS right? It's just there plugged in with the hoses capped off?

N
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Old Jul 30, 2012 | 08:06 PM
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yes
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Old Jul 30, 2012 | 09:53 PM
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What is your boost set at now? I would lower your boost, and see if that helps. You will probably need to get tuned now. I don't like aftermarket EBCs, there are a lot of cars that had them fail and cause engine failures ( and tps codes). I would get ECU boost or get a MBC.

N
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