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Thread: What's more accurate?

  1. #1
    Tuner 01WS6's Avatar
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    What's more accurate?

    Exactly how accurate are the DB gauges from innovate? I'm running a lc-1 with a DB gauge and piped my wideband through my egr and the gauge is off from my custom PID by .4 on the rich side. Would you adjust the custom PID or leave the PID alone and ignore the actual gauge being off by .4?

  2. #2
    Tuning Addict WS6FirebirdTA00's Avatar
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    you want to set everything up to read exactly what the WB controller is reading.
    Sulski Performance Tuning
    2000 WS6 M6 - LS6 (long block, refreshed top end), 10.8:1 CR, 90 mm ported FAST, Exo-Skel, 227/232 cam, QTP HVMC, EWP, GMMG, 9" w/4.11s
    2018 Sierra SLT 5.3L A8 - Airaid intake tube, GM Borla catback, L86 Intake/Ported TB

  3. #3
    Tuner 01WS6's Avatar
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    What's an easy way to do that since lc-1 logworks just shows AFR and time lapse and doesn't show any kind of rpm or map against it?

  4. #4
    Tuning Addict WS6FirebirdTA00's Avatar
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    open the logging program and look at it real time.
    Sulski Performance Tuning
    2000 WS6 M6 - LS6 (long block, refreshed top end), 10.8:1 CR, 90 mm ported FAST, Exo-Skel, 227/232 cam, QTP HVMC, EWP, GMMG, 9" w/4.11s
    2018 Sierra SLT 5.3L A8 - Airaid intake tube, GM Borla catback, L86 Intake/Ported TB

  5. #5
    IMHO you will need top adjust your multiplier in your PID.

  6. #6
    Senior Tuner
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    Log in closed loop with O2 cycling, compare narrowband to wideband. The stock narrow band will cycle to maintain 14.7 AFR. If you log narrowband and wideband together, take the average readings of both and compare, you may need to adjust the offset of the wideband to get it to match. Once the closed loop operation wideband readings match the narrowband, your wideband will be reading accurately at most AFRs.