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Thread: Wanting to put cobalt SS injectors on 01 Cavalier..where in the tune do I change it?

  1. #1
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    Wanting to put cobalt SS injectors on 01 Cavalier..where in the tune do I change it?

    Im tuning my friends 01 turbo cavalier and he has cobalt injectors with the harnesses and when he installs them the car goes rich..where in the tuning software do I make the change? Theres no injector chart icon on this ecu..
    2018 Infiniti Q60s


    2004 350z/LS2: ERL 434ci, 11.8:1,TFS245cc,262/266@113+3,Fast102,NX 102 plate,60#injectors/return w/twin 255s
    Old setup: CNC'd317s, Fast 102, 228/228@114, PT88,83#injectors/full return system. 10.84@138

  2. #2
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    Weird... Are you willing to post the tune?

    EDIT: Nevermind, looked at a 2002 Cavalier tune. Chris may have not got the tables for use yet, or the OS the Cavaliers use don't use parameters like IFR and such...
    Last edited by CarsonTech; 05-15-2010 at 04:16 AM.

  3. #3
    Advanced Tuner imphat0260's Avatar
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    The correct table to modify is the Injector Constant. From there you will need to modify the VE tables.

    P&P Tuning

  4. #4
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    The VE tables are different..they are 0-100%..
    2018 Infiniti Q60s


    2004 350z/LS2: ERL 434ci, 11.8:1,TFS245cc,262/266@113+3,Fast102,NX 102 plate,60#injectors/return w/twin 255s
    Old setup: CNC'd317s, Fast 102, 228/228@114, PT88,83#injectors/full return system. 10.84@138

  5. #5
    Advanced Tuner imphat0260's Avatar
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    Quote Originally Posted by Snyper View Post
    The VE tables are different..they are 0-100%..
    I take it you have no clue what you are looking at....

    P&P Tuning

  6. #6
    Quote Originally Posted by Snyper View Post
    The VE tables are different..they are 0-100%..
    Yes you are correct. This still does not change the fact it needs to be tuned.

  7. #7
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    Quote Originally Posted by imphat0260 View Post
    I take it you have no clue what you are looking at....
    I kind of figured it out as I was saying it. However my VE tables on my turbo LS2 are MUCH different than the tables on this one..everything is different which is why im thrown off. Does anyone know the injector constant values id be using for the stock SS cobalt injectors?
    2018 Infiniti Q60s


    2004 350z/LS2: ERL 434ci, 11.8:1,TFS245cc,262/266@113+3,Fast102,NX 102 plate,60#injectors/return w/twin 255s
    Old setup: CNC'd317s, Fast 102, 228/228@114, PT88,83#injectors/full return system. 10.84@138

  8. #8
    Senior Tuner Russ K's Avatar
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    Old injector size/new injector size* Injector Constant.

    Russ Kemp

  9. #9
    Advanced Tuner imphat0260's Avatar
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    Quote Originally Posted by Russ K View Post
    Old injector size/new injector size* Injector Constant.

    Russ Kemp
    Beat me to it Russ!

    Also, to the OP... What engine?

    P&P Tuning

  10. #10
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    Engine is 2.2 I did 17/34*0.24601 and came out with 0.123005 ..sound about right? I know the lower the number the bigger the injector so im pretty sure thats right.
    2018 Infiniti Q60s


    2004 350z/LS2: ERL 434ci, 11.8:1,TFS245cc,262/266@113+3,Fast102,NX 102 plate,60#injectors/return w/twin 255s
    Old setup: CNC'd317s, Fast 102, 228/228@114, PT88,83#injectors/full return system. 10.84@138

  11. #11
    Advanced Tuner imphat0260's Avatar
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    Quote Originally Posted by Snyper View Post
    Engine is 2.2 I did 17/34*0.24601 and came out with 0.123005 ..sound about right? I know the lower the number the bigger the injector so im pretty sure thats right.
    Ok... Now for the next question.. Do you think your friend would be interested in an OS that would actually read boost? Not sure if you are aware, but you can flash the 2.4 LD9 SC Reflash on to his PCM and properly tune up to 2 BAR (with the correct sensor of coarse ) ... Would definitly be better than the stock Alpha-N TPS fueling.. It will cost him more credits though... If you want some more details, let me know....

    P&P Tuning