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Thread: M157/m177 pops and bangs

  1. #1
    Potential Tuner
    Join Date
    Sep 2017
    Posts
    2

    M157/m177 pops and bangs

    Does the m157/m177 pops and bangs work differently vs the m156 strategy??
    or are some paramteres missing from the definitions of m157/m177. Anyone got them working in these platforms?? even though the logged timing is at -10 or -15 but no results watsoever.

    Thanks

  2. #2
    Advanced Tuner
    Join Date
    Jan 2022
    Location
    Southern California
    Posts
    323
    perhaps it needs to be retarded more than that? or maybe its cutting fuel on decel so nothing to burn? im assuming because i dont do it, but i notice my car cuts fuel.

  3. #3
    Tuner in Training
    Join Date
    Jul 2021
    Posts
    15
    What exhaust is on the vehicle(s)?

  4. #4
    Potential Tuner
    Join Date
    Sep 2017
    Posts
    2
    Catless downpipes. It does pop if dcfo oxidation delay is introduced but jerky. Unlike the m156 which has the inj off pattern for noise and tq management

  5. #5
    Tuner in Training
    Join Date
    Jul 2021
    Posts
    15
    Do you have the Anti-jerk table under Torque Management > General > Anti-Jerk?