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Thread: T-SMEC/SBEC boost control

  1. #41
    Visit www.boostbutton.com... Turbo Mopar Contributor ShelGame's Avatar
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    Re: T-SMEC/SBEC boost control

    Quote Originally Posted by Force Fed Mopar View Post
    Checked my cal, it does have the box checked for T2 Boost. I changed the T1 DCWOT table to 0% and now it overboosts. So, checking the T2 box is apparently not activating the code.
    Are you using the latest .asm? Open it in notepad, scroll down about a hundred lines, and look for the version history. Make sure you're using v18.1 of th .asm.
    https://db.tt/SV7ONZpQ
    Rob Lloyd
    '89 Daytona C/S

    2.5 T1 Auto
    13.24 @ 100.5mph
    NHRA #3728 AF/S

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  2. #42
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Yeap, 18.1.

    Version 18.1
    ; 06/05/12 - Added T2-type boost control.
    ; 06/26/12 - Fixed an error in the calling routine for the T2 Boost Control.
    ; - Fixed the MAP scaling for the T2 boost-control tables
    ; - Updated the T2 WGDC to match the T2 (or base cal) where appropriate.
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  3. #43
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Set the T1 DCWOT table to match the one from my Daytona's T-LM cal, and the boost control is working, even with the "T2 Boost Control" box checked.
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  4. #44
    Visit www.boostbutton.com... Turbo Mopar Contributor ShelGame's Avatar
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    Re: T-SMEC/SBEC boost control

    Quote Originally Posted by Force Fed Mopar View Post
    Set the T1 DCWOT table to match the one from my Daytona's T-LM cal, and the boost control is working, even with the "T2 Boost Control" box checked.
    OK, lemme look...
    https://db.tt/SV7ONZpQ
    Rob Lloyd
    '89 Daytona C/S

    2.5 T1 Auto
    13.24 @ 100.5mph
    NHRA #3728 AF/S

    boostbutton.com
    tuning wiki

  5. #45
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Any progress?

    I think both my solenoids are junk, I set it to 55% DCWOT for 16 psi and it overboosted hard, 53% is wouldn't boost past 8ish, 54.5% it went to 8, then tried it again and it went to 22psi. I guess I'm gonna try the solenoids off my Daytona, they worked when I parked it last year.
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  6. #46
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Meanwhile, 3 years later...

    I installed newer solenoids to try and get computer boost working again. T-SMEC v19.6-1, T2 boost is not checked. Is this how my solenoid is supposed to be plumbed? Cause I'm only getting 6-7 psi of boost. I did remove the solenoid and check it to be sure it was working, when powered it blocks off the top port, bottom port vents slightly.
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    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  7. #47
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Bump, is that the right way to plumb it? Should the upper port be plugged off?
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  8. #48
    Visit www.boostbutton.com... Turbo Mopar Contributor ShelGame's Avatar
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    Re: T-SMEC/SBEC boost control

    Working as you describe, I think the bottom port should be capped.

    EDIT: After thinking about it again, I think you're right. Cap the top port. Bottom port should have a filter.
    Last edited by ShelGame; 09-05-2015 at 04:39 PM.
    https://db.tt/SV7ONZpQ
    Rob Lloyd
    '89 Daytona C/S

    2.5 T1 Auto
    13.24 @ 100.5mph
    NHRA #3728 AF/S

    boostbutton.com
    tuning wiki

  9. #49
    boostaholic
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    Re: T-SMEC/SBEC boost control

    Man same thing I did! Still no boost control. In for a solution as well.

    Quote Originally Posted by Force Fed Mopar View Post
    Meanwhile, 3 years later...

    I installed newer solenoids to try and get computer boost working again. T-SMEC v19.6-1, T2 boost is not checked. Is this how my solenoid is supposed to be plumbed? Cause I'm only getting 6-7 psi of boost. I did remove the solenoid and check it to be sure it was working, when powered it blocks off the top port, bottom port vents slightly.

  10. #50
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    The way I have it in the pic is correct. The restrictor is required, and it must be the the correct location. It has to restrict the pressure going to both the wga and the solenoid. Got it all working today. seems to work fine with the top port open, not sure if capping it would make any difference.
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

  11. #51
    boostaholic
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    Re: T-SMEC/SBEC boost control

    You got it to work with only one hose hooked up to the middle?

  12. #52
    Moderator Turbo Mopar Staff Force Fed Mopar's Avatar
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    Re: T-SMEC/SBEC boost control

    Yeap. Starts at a port on the TB, then the restrictor, then a tee to split to the wga and the solenoid.
    Rob M.
    '89 Turbo GTC

    2.5 TIII stroker, 568 w/ OBX and 3.77 FD

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