Fitech Stumbles On Acceleration

I think about 13. A stumble is either a lean afr or rich afr.

Fitech Efi Tuning Tips Info Sharing Ideas Settings Etc

Fitech Efi Tuning Tips Info Sharing Ideas Settings Etc

Fitech stumbles on acceleration. The accel pump function to increase or decrease the fuel added on acceleration. What is your afr doing when it stumbles. However when i was adjusting the iac steps again couple of days ago i noticed this. Goat rope garage 176367 views. Make sure you are varying your driving style a bit and also the conditions it sees. My car is impala 77 l6 250 th350 273 final drive ratio and stock components.

Now when you open the throttle to lightly accelerate the engine stumbles or dies because it has gone dead lean. Fitech cold start and quick drive duration. Ease the pedal out of corners on and off the gas situations and other times get a bit more aggressive etc. Fitech does not seem to like this since the linkage is binding just a little bit. I need more than that. Whats your opinion for me.

After changing these parameters my car hesitation a lot of better and lower but it is still remains. Will see a menu with multiple different settings and you need to focus on the. In the higher gears the engine must accelerate the weight of the car on. A marginal fuel delivery system can be crutched in the lower gears because low gears provide a torque multiplication assist. How to start tuning cars what i wish i wouldve known. I have a pushrod operated throttle since this is a 1963 car.

I did a complete relearn after that but did not get any positive effect on the hesitation issue. It will stumble and such now and again as it learns and adjusts. To start with turn the key to the on position and then find go efi tuning on then find the accel pump and press enter. Find some hills and go up and down under different throttle actions.

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