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Thread: Service Engine Soon / Hard Start Please Read

  1. #1
    Advanced Tuner TXZ0603's Avatar
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    Dec 2007
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    Houston, Tx
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    375

    Service Engine Soon / Hard Start Please Read

    Pulled the codes on both the DIC and through my HPTuners. The only codes showing are the p0102 and p0103. My car is in SD so they should be there. I have them set to 2-no mil light. Been like this for a while except now the ses message is on each time I start the car. Any Ideas as to why I now have that message????

    Also, I have noticed that my car is getting harder and harder to get started aft I flash a tune. This has been going on for at least 6 months now. For the last month or so, If I just read the tune for my car, no flashing involved, it is hard to start. Takes about 15-20 tries to get running.

    Thanks

    Jerry
    2003 Z06
    Forged 347
    PTE Billet 67/65 Turbos
    FMIC / Dual 50mm Tial BOV's
    ID 1000 Injectors
    RSI Stage 4 Fuel System
    07 Z06 Cam
    Tripple Nozzle Meth
    ACT Twin disk clutch


    25# Boost

  2. #2
    Senior Tuner Russ K's Avatar
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    Dec 2005
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    Regina, Sask.
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    4,214
    Uncheck the SES enable boxes for the Maf codes. Your VE table looks very odd.

    Russ Kemp

  3. #3
    Advanced Tuner TXZ0603's Avatar
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    Dec 2007
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    Houston, Tx
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    Thanks Russ. It looks odd cause I am spraying a MESS load of meth on the top end
    2003 Z06
    Forged 347
    PTE Billet 67/65 Turbos
    FMIC / Dual 50mm Tial BOV's
    ID 1000 Injectors
    RSI Stage 4 Fuel System
    07 Z06 Cam
    Tripple Nozzle Meth
    ACT Twin disk clutch


    25# Boost

  4. #4
    Advanced Tuner TXZ0603's Avatar
    Join Date
    Dec 2007
    Location
    Houston, Tx
    Posts
    375
    Fixed it. Unchecked the 102 and 103 ses enable codes. Also set the MAF fail to 12.5Hz. Worked like a charm. Thanks Russ
    2003 Z06
    Forged 347
    PTE Billet 67/65 Turbos
    FMIC / Dual 50mm Tial BOV's
    ID 1000 Injectors
    RSI Stage 4 Fuel System
    07 Z06 Cam
    Tripple Nozzle Meth
    ACT Twin disk clutch


    25# Boost

  5. #5
    May be a bit late for this but don't you need the ses enabled to get into SD mode? The mil light setting should be for just that.

    I am having a similar issue, don't want the light to come on for SD Tuning. #2 mil light off set on p0103 and maf hi fail set to 0. Service light still comes on.
    2020 Camaro ZL1 1LE - M6

  6. #6
    Senior Tuner Frost's Avatar
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    Jan 2006
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    Richmond VA
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    1,950
    No, you un-check the SES enabled, set the error to 0- Mil on first, set MAF fail freq to 0, and put 12.5g into the first cell of the MAF table. I usually zero the rest of the table.
    Steve Williams
    TunedbyFrost.com