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Thread: need help with wideband think something wrong

  1. #1
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    Default need help with wideband think something wrong

    I have a ngk afx wideband have it connected to port 1 and im getting the readings on the scan tool but my lamba is always at 1.701 so when I apply filter it gets rid of it all. looks like I nvr set it up right from the start -.-

    log and calc pid below.
    Attached Files Attached Files
    2018 Colorado ZR2 Diesel

    1998 Firebird Transam A4

    Installed: 4l80e with yank 3200 stall, mwc 9in 3.00 gear wavetrac 3in off the sides, wattslink, PCM upgrade, Strano springs, 24 way QA1 front/rear, stainless steel brake hard lines, pst carbon fiber driveshaft, Boyd Harm rims 18x12/18x10(not minitub), kooks 1 7/8 full lenght headers and true dual exhaust, Zainoed

  2. #2
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    Ah think I figured it out. Lambda I'm not using I'm use afr right? So in filter I'd put afr ratio greater then 15.4?
    2018 Colorado ZR2 Diesel

    1998 Firebird Transam A4

    Installed: 4l80e with yank 3200 stall, mwc 9in 3.00 gear wavetrac 3in off the sides, wattslink, PCM upgrade, Strano springs, 24 way QA1 front/rear, stainless steel brake hard lines, pst carbon fiber driveshaft, Boyd Harm rims 18x12/18x10(not minitub), kooks 1 7/8 full lenght headers and true dual exhaust, Zainoed

  3. #3
    Joe (Moderator) joecar's Avatar
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    You're using analog wideband, so your pids are: EXT.AD1 , CALC.AFR_NGK1, CALC.WO2BEN.

    EXT.WO2LAM1 is a serial comms pid (which if not connected will say 1.701).

  4. #4
    Joe (Moderator) joecar's Avatar
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    Use CALC.WO2BEN rather than CALC.BEN_NGK1.

  5. #5
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    Ah ok thank you thought that was weird but the rest is right yes?
    2018 Colorado ZR2 Diesel

    1998 Firebird Transam A4

    Installed: 4l80e with yank 3200 stall, mwc 9in 3.00 gear wavetrac 3in off the sides, wattslink, PCM upgrade, Strano springs, 24 way QA1 front/rear, stainless steel brake hard lines, pst carbon fiber driveshaft, Boyd Harm rims 18x12/18x10(not minitub), kooks 1 7/8 full lenght headers and true dual exhaust, Zainoed

  6. #6
    Joe (Moderator) joecar's Avatar
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    Yes, rest looks right.

  7. #7
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    wow when I change to wo2ben my Maf adjustments really change. .75 in some areas is that right?
    2018 Colorado ZR2 Diesel

    1998 Firebird Transam A4

    Installed: 4l80e with yank 3200 stall, mwc 9in 3.00 gear wavetrac 3in off the sides, wattslink, PCM upgrade, Strano springs, 24 way QA1 front/rear, stainless steel brake hard lines, pst carbon fiber driveshaft, Boyd Harm rims 18x12/18x10(not minitub), kooks 1 7/8 full lenght headers and true dual exhaust, Zainoed

  8. #8
    Joe (Moderator) joecar's Avatar
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    In your logs does (1/EXT.WO2LAM1) diverge from GM.EQIVRATIO by a factor of 0.75...?

    Note: (1/EXR.WO2LAM1) is the same as EXT.WO2EQR1.

    Post some logs.

  9. #9
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    If I could son next to the wifi at work I could post but the min for that is .95 avg 1.03 max 1.13. It's only .78 for a couple freq. then it's .98 to 1.1. I loaded it and it brought in some of the afr so I guess it's right.
    2018 Colorado ZR2 Diesel

    1998 Firebird Transam A4

    Installed: 4l80e with yank 3200 stall, mwc 9in 3.00 gear wavetrac 3in off the sides, wattslink, PCM upgrade, Strano springs, 24 way QA1 front/rear, stainless steel brake hard lines, pst carbon fiber driveshaft, Boyd Harm rims 18x12/18x10(not minitub), kooks 1 7/8 full lenght headers and true dual exhaust, Zainoed

  10. #10
    Joe (Moderator) joecar's Avatar
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    Also, additionally, do the frames where WO2BEN diverges disappear when you apply the transient filter...?

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