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Old 01-13-2018, 04:17 AM   #7
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Join Date: Dec 2016
Location: Clifton, NJ
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Quote:
Originally Posted by The Radium King View Post
not sure - perhaps there is a warm-up period tied to engine temp which takes about 30 mins to get to? you mention the problem on restarts - cold starts also?

really, once someone has been in messing w the ecu then all bets are off. the fact that you are running a 987 maf holder means they have done some black kung-fu in there, as others have been told by them that you cant change the maf conversion map (in a 7.2, anyways; perhaps more flex in a 5.2.2?).

can't think of what else works on a timer to make it screw up at exactly 30 minute - secondary air system perhaps?
Happens after cold starts and warm restarts so that to me rules out a temp issue. The 5.2.2 dme also runs the 3.4 on the 99 carrera with a 3.5" maf tube so definitely able to utilize a bigger sampling tube. I believe there is some sort of checksum or maf scaling error that causes the car to enter some sort of limp mode but no one seems to know. Id love to send the dme back to softronic for a look but
This was not presented as an option. Kinda sucks aftwr paying 1300 bux for the tune
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