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Thread: Boost limiter 2.3 on second try

  1. #1
    Tuner
    Join Date
    Jun 2012
    Location
    Canada
    Posts
    146

    Boost limiter 2.3 on second try

    Wondering if someone could help. 2015 2.3 ecoboost STD trans car pulls hard on first launch and keeps boost through all gears. Come to a stop retry again and low boost and considerate loss of power. NO codes and car is not on limp mode. if I turn off car and restart boost is back car pull great but second try boost is limited
    . I realise there is an active limiter but unable to find it I am sure it is something simple
    Attached Files Attached Files

  2. #2
    Advanced Tuner
    Join Date
    Sep 2016
    Posts
    236
    Log all the sources, log tip, knock retard is per cyl, check if tip is going above 42psi on throttle closing, if it is you are getting overboost condition and should change 19614 - Overboost TIP Saturation to a higher number
    Last edited by mJolnir; 04-17-2019 at 06:31 PM.

  3. #3
    Tuner
    Join Date
    Jun 2012
    Location
    Canada
    Posts
    146
    Correct overboost is the issue. Cheers

  4. #4
    Advanced Tuner
    Join Date
    Sep 2016
    Posts
    236
    glad i could help

  5. #5
    Tuner in Training
    Join Date
    Aug 2016
    Posts
    24
    Hi, actually Im trying learn how to tune an 2015 2.3 mustang and would like to know what mods are u apply on the engine (is stock turbo?) and how much psi load with that tune?

    regards