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Thread: 08 Vette LS3

  1. #1
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    Default 08 Vette LS3

    Tuned a SC LS3 today, and the scanner would only read up to 120 Kpa, and we were pretty far past that in actuality. Log attached. Any suggestions?
    Thanks.........

    1strun.6.05.09.AM.efi

  2. #2
    Lifetime Member GMPX's Avatar
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    Did it have a 2bar map sensor fitted?
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  3. #3
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    Quote Originally Posted by GMPX View Post
    Did it have a 2bar map sensor fitted?
    No. Stock sensor, which is 1.5 bar. So, shouldn't we go to about 150 Kpa?

  4. #4
    Lifetime Member GMPX's Avatar
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    I'm pretty sure that sensor only reads to 120kPa, it's not the scanner.
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  5. #5
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    With a ZR1 MAP sensor on my 2009 LS3, I have no trouble logging above 120kPa.
    ~Greg
    Calibrated Success - EFI Training and Tuning Done Right
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  6. #6
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    Quote Originally Posted by eficalibrator View Post
    With a ZR1 MAP sensor on my 2009 LS3, I have no trouble logging above 120kPa.
    does it need any recalibration/setup? how far does it go, boostwise?

  7. #7
    Lifetime Member GMPX's Avatar
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    Looking at the scaling values for the ZR1 MAP it should read all the way up to the ECM's internal limit of 255kPa.
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