Thread: 2011 Sti P0172
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Old 11-16-2012, 01:03 PM   #10
sexyyrex
Scooby Specialist
 
Member#: 128022
Join Date: Oct 2006
Chapter/Region: Tri-State
Location: Danbury, CT
Vehicle:
2015 Mustang GT
Black

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Quote:
Originally Posted by Wicked Innovation View Post
172 is normally caused by a mis scaled intake or injectors. Less often a small boost leak.

Since you have an AP post up your AF Learning values (there are 4) this will help pinpoint the issue.

Wicked [email protected]
This. I have top feed DW 1000's and they were mis-scaled. And I had surging once and a while, after some re-scaling car runs like a champ.
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Last edited by sexyyrex; 11-16-2012 at 01:09 PM.
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