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Thread: proper way to rescale injectors on Caliber SRT4 GPEC pcm

  1. #1
    Tuner in Training
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    Feb 2015
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    Lightbulb proper way to rescale injectors on Caliber SRT4 GPEC pcm

    anyone have any advice on how to go about this the proper way? Every time i attempt to put the real flowrate into the injector flowrate table, "stock its at 62.44", it actually leans everything out to where im not sitting at stoich during idle or cruising. new injectors are 74.50 at 43.5 psi. i have read and done research on mopar injector scaling but im still lost... any help would be much appreciated. 08 caliber srt4 gpec pcm. theres not many of these cars out there so it seems almost impossible to get much help.

  2. #2
    Advanced Tuner
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    Have you tried any other values for change? 68.60?
    I have a burrito in my colon, yet refried beans come out...
    How i know it's from the same meal? I didn't ingest corn any other time.

  3. #3
    Tuner in Training
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    Quote Originally Posted by * _ * View Post
    Have you tried any other values for change? 68.60?

  4. #4
    Tuner in Training
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    Yes I have. It seems that it's based off of calculations from the map, ect. Hp tuners never even mapped out the table for injector duty cycle, or even knock.. Its pretty sad.. Nothing like gm vehicles

  5. #5
    Caliber runs a 5 Bar fuel pressure at stock! I put deka 80's in there and my number in the box is 105.05 Doing just fine.