STFT and LTFT off the charts...please comment

The scan shows my LTFT and STFT out by a mile. It looks like I'm severely lean. My LTFT/STFT's rang from +5 - +24. Its crazy lean.

STFT Trims off? - SpoolStreet Forums

Trying to figure out why my STFT is so far off. I have flashed my car back to Stage 0 map from Cobb. These are my fuel trims for STFT LTFT ...

Optimising Your Tune Using Short & Long Term Fuel Trims (STFT + ...

Building a fast car? Get $400 OFF the all-inclusive VIP online course package deal: https://hpcdmy.co/vipy115 Kickstart your EFI Tuning ...

Please explain the relation between ltft's and stft's and why they ...

PCM Diagnostics & Tuning - Please explain the relation between ltft's and stft's and why they affect WOT fuel. - I have run a search but ...

Optimising Your Tune Using Short & Long Term Fuel Trims (STFT + ...

... please ask those in the comments and the guys will get those ... 6:10 - STFT + LTFT or STFT only. 10:35 - How to disable LTFT. 12:15 ...

Shouldn't my STFT's be turned off during SD tuning? | LS1GTO Forums

... STFT off, only LTFT. 2004 IBM M6 - FTI Cam Gh0st Tuned 2002 Cavalier ... Please consider creating a new thread. Write your reply ...

LTFT high with engine off - normal? - Jaguar Forums

Here is their exact statement; There are two types of fuel trim – short term (STFT) and long term (LTFT). STFT is used for immediate adjustments ...

Fuel Trim Chart Positive or Negative Numbers - scannerdanner

... STFT bounces between 0 and 40 give or take some. But the numbers do not show a plus or a minus next to the numbers. My LTFT has gotten down to ...

Short Term and Long Term Fuel Trims Explained [Easily] - YouTube

In this video, we explain Short Term Fuel Trim (STFT) and Long Term Fuel Trim (LTFT), essential concepts for diagnosing engine performance ...

Fuel system too rich but normal STFT & LTFT readings - CarKiller

Please provide the mileage, year, and model of your vehicle. That's ... Meaning the air fuel ratio is off and there's too much fuel in your engine ...

REALLY high LTFT (+10) constantly while cruising! - IW STi Forum

It'll at least be interesting to see if there's any change from the beginning of the trip to the end. If you guys have any suggestions, please ...

Fuel Trim Discussion and hopefully some guidance.... - scannerdanner

But, if I had an ignition problem, the LTFT numbers should be single digits off idle. ... Please Log in or Create an account to join the ...

How to read short and long term fuel trims - YouTube

I had a good opportunity to show you what fuel trims shouldn't look like so I show that here. It even threw 2 codes for both banks being to ...

Long Term Fuel Trim = 0.0%, always - LS1Tech.com

what is benefit to disable LTFT's? I see mine reading zero as well as the STFT's. just curious why my tuner did that. I don't even see the STFT ...

Fuel Trim basics and GMH STFT -LTFT Interaction - Mount Auto Equip

Base fuel calculations by the. PCM from various sensors, (TPS, RPM, ECT, MAF etc.), allows for injector ms 'ON' time until the O² sensors reach an operating ...

Tuning and LTFT (Long Term Fuel Trims) - S197Forum.com

Tune your MAF to around 500 and from there set your open loop chart. Also look at what you have your closed loop/open loop throttle position set ...

A Deeper Look Into STFT & LTFT Part 1 - YouTube

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