Thread: tbi surge
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Old 01-08-2018, 09:27 PM   #5
chris989
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Join Date: Dec 2011
Location: Boise, Idaho
Posts: 556
Re: tbi surge

Quote:
Originally Posted by Morgsie View Post
What ECU are you running? My TBI caprice use to surge and on deceleration aswell. Try and disable "Async" injection that's what solved my surging issue.
i think i have the 7747, the data is on the computer in the shop.

I do not have any surge at idle or while cruising, It is smooth as can be. I will look into the async injection.

Talked to my transmission shop today and they feel it could be the controller and I am skeptical of it too. A few months ago it was giving me TPS errors and would not calibrate. MSD had me calibrate the system with the motor running. It would not calibrate with just the ignition on. I think i will have summit ship me a new one and test it.
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