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Type: Posts; User: danall

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  1. Replies
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    Thanks 5FDP. Appreciate the clarification. I've...

    Thanks 5FDP. Appreciate the clarification. I've read many hundreds of posts and have taken an online course but have not had that explained before
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    Temporary Wideband install question

    I have the AEM 30-0334 x series wideband. I've done narrowband tuning and now am going to temp install the wideband 02 sensor replacing one of my narrowband sensors. My question is since i will then...
  3. I reckon i'm a bit confused, i was under the...

    I reckon i'm a bit confused, i was under the impression that returnless systems were by default not vacuum boost referenced? Having recently taken Evans Performance Academy modules on Gen 4 tuning,...
  4. ls3 returnless fuel system offset select vacuum or MAP?

    Gen 4 ls3 with a returnless fuel system. Of the tunes i have looked at they all select the vacuum offset (not MAP) and the "offset vs volts vs MAP" table is zeroed out. Flow rate multiplier is...
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    If i could take back that last post i would, i...

    If i could take back that last post i would, i just finished the excellent post (2015) by Keith at HPtuners on Eq ratio etc. It finally clicked and made the above post look pretty dumb...sorry about...
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    Thanks, its taken me a while to arrive at that...

    Thanks, its taken me a while to arrive at that very simple point.
    The problem is eq ratio is totally confusing to me. Now afr is very understandable as it represents a very real relationship, the...
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    14
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    5,705

    Thanks, its taken me a while to arrive at that...

    Thanks, its taken me a while to arrive at that very simple point.
    The problem is eq ratio is totally confusing to me. Now afr is very understandable as it represents a very real relationship, the...
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    5,705

    Jaydubb71: thats the problem, i can't get a graph...

    Jaydubb71: thats the problem, i can't get a graph to show afr error. I can only get eg ratio error, but I'm assuming since it is a percentage error i can use that (eq error) directly to adjust the...
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    to: 07GTS, thanks. Yes that math formula is the...

    to: 07GTS, thanks. Yes that math formula is the stock eq ratio error formula. That does work and gives me a reported error for the tables. (so it doesn't make a difference if i change units in the...
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    Thanks for the responses. I really do appreciate...

    Thanks for the responses. I really do appreciate it.
    In the channels list i have WB EQ Ratio 1 (SAE), i realize i can change to units to afr for that channel. Yes the WB by itself appears to be...
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    AEM 30-0334 AFR problem

    I'm trying to set up for logging/histogram of AFR error with AEM x series UEGO 30-0334 Wideband Hptuner MV12 (non-pro-version). I've read and re-read all the posts I can find here on the subject. Its...
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    Erratic STFT - Bad 02 Sensor?

    I can get close Average STFT's but the range within a given cell seems awfully wide, for example say at 2800 rpm and a given manifold pressure, a specific cell can vary from +15 to -10, it is not...
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    O2 sensor rich/lean 650vs450 mv

    I am adjusting a LS2 based tune for my LS3/480. In checking various values i noticed a number of LS3 tunes have a O2 base mv (bank 1 and 2) of 650mv. Accordingly the lean/rich range adjusts...
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    Nope, these were car tunes from the repository,...

    Nope, these were car tunes from the repository, most identified as "stock" tunes.
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    LS3 Manifold Intake Manifold Volume

    I see a number of different values used for Manifold Intake Volume in LS3s. I have the common 12602477 intake found on a lot of crate gen4 LS3s. I see different values (from the repository) for...
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    1 BAR Map sensor values?

    For gen4 1bar map sensors i see a couple of commonly used linear/offset values. Cannot find which value to use for the common part # 12591290 MAP sensor. I see values of 128.1/-0.31 and 94.43/10.34...
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    LS2 6.0 tune with a ls3 (gen4 all)?

    I have a 2010 crate ls3/480 with a E67 controller. Checking with HPtuner i see the operating system is that of a 2006 Caddy CTS-V as is the VIN.

    Comparing with different tunes in the Repository i...
  18. MAF with 02 narrowband and EQ err math function

    I am a newbie here, just purchased the HPtuner. Been reading a ton of stuff. Figured out how to create tables, edit etc. Ran a basic log today and have a basic MAF tune question. (e67 with ls3). I...
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