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I believe someone told me how to do it a while ago when I would do MAF tuning...Guess I'm looking at a $275 towing bill. Appreciate the input...

If anybody has any ideas, please let me know.

Can I please get some help on this? I really need to move the car...

...I can remember how, I have a TPS or pedal assembly gone bad, can't even back out of a parking spot w/o hitting limp mode.

I really need to move my vehicle ASAP, the parts won't be here quick...

what do you mean by "properly modeled?"

What would a "safer" afr on meth be, if any? I'd hate to lose and engine cuz of a meth malfuntion myself...

Nice numbers, that's the pulley I sold Mike...glad it worked out for him. Im working to get mine dialed in now also.

HOW AM I LOOKING???


used the fuel trims in open loop to dial in the MAF for part throttle, used the MAF & wideband for PE. Looking like my MAF is finally coming around!!!??? Multiple thread,...

Ok, your talking about the stock 02 sensor Im assuming...goin along w/your fuel trims part throttle tuning method. All I know is utilizing that method I finally got my car to stop throwing the...

For your part throttle MAF tuning...do you leave the car in closed loop w/the MAF failed? I know MAF tuning usually involves leaving the car in open loop. I think I know the answer but I'd like to...

^^^ lol thats definitely a "fail" at life...unless theres a good reason behind that

yea, Im trying though, after so long its finally coming around a little and making sum sense after I've had to...

So, set the car up for ve tuning(or do u leave it set up for MAF tuning? Im guess ve b/c u have to disable the LTFT for MAF tuning), utilize your custom LTFT Histogram to go back and plug the trims...

maf tuning file...

**edit** I just smoothed the table out, gonna try to run the car again later**

ok, Im slow and just realized the LTFT were disabled, hence why the hell they would read...

Anybody wanna help on this? I went to dial the MAF in some more(ie made a 30 min log, dialed in the changes) and now the car was pretty much undriveable...

The ve table shouldnt interfere w/the...

got some ve tuning in....used a manual formula to plug in the corrections from a previous log and then logged again, the tables are zero'd out which was the goal buuuuut the afr was no where near...

okay, I was thinking to just tune the VE but I always here people say tuning VE is pointless on the LSJs because its runs off the MAF a majority of the time but then I start hearing things about VE...

yea I am using a wideband, the LC-1...

Hawk Z28, your talking about the Min and Max value (+) & (-) signs right? Ill make sure it stays on average value from here on out, I never really verified...

yea, I knew there was a manual formula so to speak...Im gonna hafta look at that couple hours before I can figure out what your saying though lol

Math was my weak subject...thanks for the input

**NOTE**

Why is it the closer I get to "0" w/this MAF tuning on the histo, the car runs worse??


I understand the LSJ is old news due to the LNF out now but can someone at least point me in...

okay,

I watched a video demo put up speaking on ve tuning and it mentioned if he was usually within +-10% he would multiply % - half. As you can see in my log, if you load it to a MAF error...

oh okay, I loaded up my old Intense-Racing stage 5 tune and the issue goes away:shrug: hmmm

Guess Ill just use that one as the base tune for now....

heres the MAF tune if anyone has any input...

When I load up my MAF tuning file all of a sudden, my idle started acting really weird, didnt do it the first few times....any help would be greatly appreciated, I would hate to trash this motor a...

What is the manual formula you can plug into a calculator, if any w/the numbers you get from the Histogram?

I think I have a usb type cable that goes from the interface to the laptop laying around. As far as replacing the one that goes from the obdII port to the interface, not so much...if you were...

- Good battery *check*
- Aftermarket H/U powered down *check*
- Looks around for any type of Inverter *check*
- Make sure all accessories are off *check*

-Try a high speed...

Damn, stuck on the side road @ midnight because couldn't flash the pcm within the 10min battery life window the laptop had and car won't start, can someone PLEASE point me in a direction to fix this...