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itr ecu with a ls vtec?

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Old May 3, 2004 | 08:51 PM
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Default itr ecu with a ls vtec?

here is my set up. ls vtec b16 head. stock ls injectors, fuel rail, and throttle body. b16 intake, gsr cams and skunk 2 valvetrain. this baby runs great with a ls ecu. once i throw in the itr ecu. it bogs when i try to give it gas then it slowly starts to rev. but once i let off it dies. is there some thing i am missing about wiring this up? my car is 96 integra. i added vtec solenoid and pressure and knock. what else do i need to do? then again maybe i wired it up wrong. where does vtec pressure, knock, and solenoid plug into on a obd 2? but then again i dont even have these wired up yet and its throwing codes and bogging. somebody help..
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Old May 3, 2004 | 11:07 PM
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Default Re: itr ecu with a ls vtec? (my_slow_civic)

pull the code to find out your problems.......and start from there..........the ls ecu should actually make your lsvtec set up run worst than a vtec ecu........(since you have no vtec w/ an ls ecu). Also, what year is your car?
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Old May 4, 2004 | 05:34 AM
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Default Re: itr ecu with a ls vtec? (iH8RICERZ)

its a 96 integra so its already a obd 2 . i was just wondering if needed like different fuel injectors or a fpr. hell i don't know. somebody know out there.
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Old May 4, 2004 | 08:36 AM
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Default Re: itr ecu with a ls vtec? (my_slow_civic)

That should all work fine. LS injectors are the same as gsr/itr stock ones. Check ur wiring
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Old May 4, 2004 | 10:51 AM
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Default Re: itr ecu with a ls vtec? (Devlins 91LS)

wiring is fine now, the car is not throwing a CEL, but it still bogs down.
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Old May 5, 2004 | 08:35 AM
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Default Re: itr ecu with a ls vtec? (my_slow_civic)

Found the problem. The fuel mapping on a itr ecu is too rich for a lower compression motor. It was loading up on fuel. Went with a gsr ecu and it runs fine now.
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Old May 5, 2004 | 09:24 AM
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Default Re: itr ecu with a ls vtec? (my_slow_civic)

well if you continue using the GSR ecu...
you will have the most common problem.
a nice hole in one of your pistons...
get a chipped p28 with the feels program installed
or get apexi VAFC and get it tuned at the dyno...
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Old May 5, 2004 | 08:45 PM
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Default Re: itr ecu with a ls vtec? (mr.beeks)

and why is that? its a obd 2, so you cant chip an obd2. anyways i purchased a vafc and i'm installing it in a few days.
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