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  1. Replies
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    Ive never modified the harness, but I'll see if i...

    Ive never modified the harness, but I'll see if i can swap harnesses before i buy 2 sensors.
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    there's a 6 page thread where i couldn't get my...

    there's a 6 page thread where i couldn't get my LC-1 to work after 5 months of trying. It's sitting in a box until i have time to mess with it again.

    A lot of people have mentioned swapped O2...
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    Here's the log with the good tune in SD/OL. ...

    Here's the log with the good tune in SD/OL.

    Keep in mind, this tune was for 317 heads, ported f.a.s.t. 90, 9.4:1 compression, 239/247 .624.624 114 cam. (i know...)

    The current setup is L76/L99...
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    UPDATE: i loaded the tune i had from my old...

    UPDATE:

    i loaded the tune i had from my old setup that patrick did for me in 2010.

    it immediately started trimming between 20-32% fuel and popping, stammering, backfiring like before.

    i ran...
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    UPDATE: Now I'm 98% sure it's a hardware...

    UPDATE:

    Now I'm 98% sure it's a hardware problem.

    I deleted everything except a few pid, tune, log, and map files and reinstalled V8 and V7.5 from scratch. Then i flashed a tune i knew worked...
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    It idles fine in OL but lean-surges when it...

    It idles fine in OL but lean-surges when it starts trimming.
    It runs fine with no load but falls on its face with more than 25% throttle.
    MPG's are atrocious.
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    At this point, i must have screwed up something...

    At this point, i must have screwed up something last year when i was trying to make my wideband work, because the car ran great with the tune from my old setup. So I'm going to reinstall the whole...
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    I switched one out to test that theory. They're...

    I switched one out to test that theory. They're good.
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    Until i get it figured out, I'm just going to...

    Until i get it figured out, I'm just going to stay SD OL and command it to run richer. At least it'll be safer, and drivability should be better.
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    15894 here's a log i just recorded after...

    15894

    here's a log i just recorded after correcting the calc_pid.txt file.

    it's still cutting a lot of fuel and stumbling at low RPM's
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    once i get the LC-1 installed into the new car...

    once i get the LC-1 installed into the new car (old one got smashed in a parking lot. so i bought a V6 car for $1400 and swapped everything over.), i'll check everything again and keep trying.
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    Oh hell. I'll try that now, make a log, and get...

    Oh hell. I'll try that now, make a log, and get back with you.

    I made a serial cable first. I'm pretty sure i had the terminator plugged in all the way. is it supposed to be difficult to press in...
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    15891 15892 15893 the log file was before i...

    15891
    15892
    15893

    the log file was before i added 10% to the VE's
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    the intake gaskets are good. the exhaust is...

    the intake gaskets are good. the exhaust is pretty good now. good enough to where it shouldn't add fuel from leaks

    when i command it to 11:1, i assume it's actually closer to like 13-14:1

    it...
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    fuel trims causing a VERY lean condition.

    A few months ago i posted about a weird stumbling issue i was having with the car. since i had gotten my VE's within 2% across the board(using LTFT's), i ruled it out as a lean condition and assumed...
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    For PE's I'll just use the wideband on the...

    For PE's I'll just use the wideband on the dyno..... Or just let patrick do it lol
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    Thanks. Found it. After 1 log/tune, it runs...

    Thanks. Found it. After 1 log/tune, it runs drastically better... as expected.
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    paste LTFT log file to VE table

    after months of battling with my LC-1 i finally ripped it out and said fuck it.

    now i'm just doing as well as i can by tuning with fuel trims.

    i can't figure out how to copy my LTFT log MAP...
  19. Any success curing the "reduced engine power" TAC issues?

    Immediately after selling my 03 silverado to a family member, it starts going into reduced engine power mode with a TAC code. So far i've replaced about 6" of wire to the TB connector and soldered...
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    I'm also wondering this. I want to take the...

    I'm also wondering this. I want to take the shifter (and possibly steering wheel) from a car like my 2010 malibu with tap shifters and get a custom OS to support it.
  21. i quickly figured out why my TCC wouldnt stay...

    i quickly figured out why my TCC wouldnt stay locked, BTW. when i updated my OS, i forgot to disable the misfire tables.
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    update: i finally got motivated to hook it up...

    update: i finally got motivated to hook it up again. i disconnected the LC-1(analog), and the scan tool WILL log now. i also found all my orange analog connectors so i can jump A1+ and A1- together...
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    ok i'll try this.

    ok i'll try this.
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    LC-1. i never got it to work serially. and i...

    LC-1. i never got it to work serially. and i can't get the BBX to read the analog either. i only see it on the scan tool (before it stopped working completely)
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    i did that and it still wont record. ...

    i did that and it still wont record.

    http://i17.photobucket.com/albums/b53/rumblebox/screen1_zpsa589659d.jpg

    http://i17.photobucket.com/albums/b53/rumblebox/error1_zps54aaa988.png
    ...
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