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Thread: Canyon Colorado v6 3.6 2018 not entering Power Enrichment PE until 80 TPS

  1. #1
    Tuner in Training rogergm92's Avatar
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    Canyon Colorado v6 3.6 2018 not entering Power Enrichment PE until 80 TPS

    Hello!

    It is pretty straight forward for v8s to PE. Remove delays factors, put time to 0, check at torque% and specially to the TPS ramp.

    Here Ive changed everything to make it enter Power Enrichment PE and there is no way it enters.
    PE is really delayed. So it is not exactly 80%

    Canyon 2018 v6 3.6 e82 PCM

    Attached is the tune and log, let mw know what do you think.
    tune solomotor canyon v25 ultima pe.hpt - LOG long run tune 25.hpl
    Guatemala based, the land of the eternal spring (volcanoes, cool weather, Mayan culture, ultra bad prepped strips).
    - Corvette C3 L82 M4 SBC
    - Camaro 1999 LS1 sloppy like build (sloppy stage 2 cam, pac racing valvesprings, t56 to 4L80e, Walbro 450lph with return AEM. VSracing 78mm... )


  2. #2
    Looks like PE is enabling as per the tune. Every time I see PE come on is when the pedal position is above 39% (as per the Throttle > Enable Pedal table 12419). Try reducing the 39% prerequisite to your liking.

  3. #3
    Tuner in Training rogergm92's Avatar
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    Quote Originally Posted by KillboyPowerhead View Post
    Looks like PE is enabling as per the tune. Every time I see PE come on is when the pedal position is above 39% (as per the Throttle > Enable Pedal table 12419). Try reducing the 39% prerequisite to your liking.
    Now I see why you say that...

    somehow my tps, throttle position and pedal are all over the place ... wondering what is happening.

    Attached imagetps vs throttle.png

    suggestions? I floor it and it takes time to get into PE ... but my accelerator pedal position is not 100% as fast as my foot
    Guatemala based, the land of the eternal spring (volcanoes, cool weather, Mayan culture, ultra bad prepped strips).
    - Corvette C3 L82 M4 SBC
    - Camaro 1999 LS1 sloppy like build (sloppy stage 2 cam, pac racing valvesprings, t56 to 4L80e, Walbro 450lph with return AEM. VSracing 78mm... )


  4. #4
    I think my only suggestion would be to modify the table I mentioned and reduce the 39% requirement - if this makes PE come on when you don't want it to then you may need to adjust Enable Torque table 12418 so that a certain amount of "Predicted Engine Torque" is required. FYI predicted engine torque comes from the Driver Demand tables (Torque Management > Driver Demand > Map A, B, C. Looks like in your case it's axle torque, as opposed to engine torque like some ECU's). You'll want to log predicted engine torque (actually with these Gen V ECU's it's good to log pretty much every "torque" related channel) and see what it is in various driving conditions to know where to set it in table 12418.

    MAF and VVE also play a big role in torque calculations so you'll want to make sure that those are dialed in fairly close. Also make sure Peak Torque (Torque Management > General) is set to a bit above any other torque value like predicted, immediate, max, etc. as it will otherwise limit throttle opening.

    Are your spark tables stock? The advance seems really high in the cruising areas.