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Thread: 2009 STS-V MAF calibration

  1. #1
    Potential Tuner
    Join Date
    Feb 2020
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    1

    2009 STS-V MAF calibration

    Hello all. After installing the Spectre cold intake, I got the lean fuel mixture codes. I used an extra sleeve to reduce the diameter of the inlet pipe and the faults disappeared. Can someone tell me what I need to change in the tables in order to use the CAI at full power and remove this sleeve?

  2. #2
    Advanced Tuner PGA2B's Avatar
    Join Date
    Nov 2004
    Location
    St. Louis, MO
    Posts
    474
    Tune your MAF curve without the sleeve. Use the histogram for Fuel Trim vs MAF frequency or if you have a wideband you can set one up for that.
    2013 OBM A6 CTS-V Coupe
    Mods: Headers back Billy Boat Exhaust, GripTec 2.65, 8.6 PowerBond Lower, LSX Innovations Solid Isolator, ID850's, NGK TR7IX's, Accel 9070CK Wires, Spectre CAI, SRI Ported Throttle Body, SRI Catch Can, NGK AFRM, 160* T-Stat, 0fx2gv Brick, Hard Line Delete W/3/4" Lines, FB 101 FMIC, Pierberg CWA50, Stoptech Drilled/Slotted Rotors, EBC Redstuff, Cut Stock Springs, Flat Bottom Steering Wheel
    2006 Black Raven STS-V (Traded In)
    Fully Modded: 459RWHP@5888rpm/451lbft@4696rpm

  3. #3
    Potential Tuner
    Join Date
    Aug 2022
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    2
    Were you able to fix your issue? I just installed the Spectre Stage 1 & 2 cold air intake on my 4.4 and now have tranny hard shifts. I also removed the cats and resonators. I need some help, lol.

  4. #4
    Advanced Tuner PGA2B's Avatar
    Join Date
    Nov 2004
    Location
    St. Louis, MO
    Posts
    474
    Sent you my last tune and one with stock injector data. Make sure to scan your fuel trims and tune accordingly.
    2013 OBM A6 CTS-V Coupe
    Mods: Headers back Billy Boat Exhaust, GripTec 2.65, 8.6 PowerBond Lower, LSX Innovations Solid Isolator, ID850's, NGK TR7IX's, Accel 9070CK Wires, Spectre CAI, SRI Ported Throttle Body, SRI Catch Can, NGK AFRM, 160* T-Stat, 0fx2gv Brick, Hard Line Delete W/3/4" Lines, FB 101 FMIC, Pierberg CWA50, Stoptech Drilled/Slotted Rotors, EBC Redstuff, Cut Stock Springs, Flat Bottom Steering Wheel
    2006 Black Raven STS-V (Traded In)
    Fully Modded: 459RWHP@5888rpm/451lbft@4696rpm