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Thread: Lean during cold start up

  1. #1

    Lean during cold start up

    VE and MAF tune, fuel trims on, E38 running HPT custom operating system for real VE. It is lean during the warm up phase. I know it is in OL but is it using the VE table or the start up idle airflow table? If the latter I'm guessing I need to lower my airflow?

    Here is a log, thanks.

    Cold_Start.hpl

  2. #2
    anyone

  3. #3
    Advanced Tuner
    Join Date
    Sep 2013
    Posts
    427
    edge04 shouldpost up your tune file so we can have a look and advise on areas at that point need attention mate, OL mate , Post it up and i'll have a look for you....What mods been done to it ?Bit strange Lean if a stock engine cheers Bret@ultimatelsxtuning

  4. #4
    here is the current tune. the log I posted in the first post is this tune.

    btw, how do you remove old files when uploading??

    thanks

    Edgar Ramon 2006Vette_COS_MAF_VE.hpt

  5. #5
    Advanced Tuner
    Join Date
    Sep 2013
    Posts
    427
    Quote Originally Posted by edge04 View Post
    here is the current tune. the log I posted in the first post is this tune.

    btw, how do you remove old files when uploading??

    thanks
    You save File SAVE AS everytime you make a change to your tune file and when you upload the new setup (write calibration only etc) it will write the changes you made to that file and if you saved the previous one you will have it on file, Hopefully that's what you meant cheers Bret@ultimatelsxtuning
    Edgar Ramon 2006Vette_COS_MAF_VE.hpt

  6. #6
    no sorry for not being clear. I saying when you attach a file to a Reply, how do you delete old files?