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Thread: misfire

  1. #1
    Tuner in Training
    Join Date
    Jul 2017
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    Hawaii
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    misfire

    How can i capture misfires for my ls1? I set up all 8 cylinders and everything is live except 1-8 cyl misfires on the left side on my screen. What am i doing wrong? I know the engine has some sort of mifire. Can't seem to find it.

  2. #2
    Quote Originally Posted by Csakihara View Post
    How can i capture misfires for my ls1? I set up all 8 cylinders and everything is live except 1-8 cyl misfires on the left side on my screen. What am i doing wrong? I know the engine has some sort of mifire. Can't seem to find it.

    If you are logging the current and history misfire counters and they're all staying at zero then the PCM might just not be seeing any misfires. It's also possible your misfire tables are turned up to the point to "desensitize" the counters. Under engine diag there are a couple of tables there...

  3. #3
    Tuner in Training
    Join Date
    Jul 2017
    Location
    Hawaii
    Posts
    14
    Thanks. I?m very new to hp tuners. I just need to find how to desensitize the misfire counters?