aristo ecu qs

tissimo

Stock is boring :(
Apr 5, 2005
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Melbourne, FL
Hey all, I converted my car back to the stock ecu (using the aristo ecu) as the buyer of my car wants it on the stock ecu. Does the aristo ecu suffer that same lean spot of obd1 mkiv ecus? Cause my car goes lean up to like 4k (14.5 a/f @ 18 psi isn't good, haha) then drops to 10.8 a/f.. It runs good besides that no codes or anything, and pulls hard.. i think harded them my ghetto aem tune.. (i am noob tuner :( lolol)
 

Wills7MGTE

( . )( . )'s RULE!!!!
May 12, 2006
1,077
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Jackson, MO
www.myspace.com
What kind of dumbass would want a stock ECU when he could have an engine manager already on the car, slap that fool for me then refuse to sell the car to him for less than 20k. Buyer sounds like a total DICKBAG!!!!!!
 

tissimo

Stock is boring :(
Apr 5, 2005
4,238
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Melbourne, FL
lol.. aem is too much for some people.. If you dont know how to tune it and dont want to spend 500$+ to get it tuned, its much easier to use the stock ecu. I'm not sure of his plans, but his budget just couldn't work with the aem, He would of liked to get it with it he said, but he couldn't afford it.
 

SirLoki

New Member
Aug 8, 2007
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Fullerton
ive never experienced a lean spot with my aristo ecu in my gen 4 supra. i have dynoed at both dynoxtreme and sp engineering both reputable here in socal with their wideband setups as well as mine.... my gen 4 is auto though, not sure if that has anything to do with it.