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Fitech afr problem

WebApr 30, 2024 · Idle AFR is rich, but that is intentional. You can lean it out, but don't swing for the 14.7 fence right off the bat. Depending on your engine, leaning the AFR numbers out too much can cause all kinds of grief. In my experience fooling around with various parameters, the system is very sensitive to the baseline AFR numbers.

Fitech idle afr fluctuation problem - YouTube

WebRich idle and no way for it to turn down : r/EngineBuilding. Fitech problems. Rich idle and no way for it to turn down. Okay lemme start of with what engine I have. I have a mid 80s smog caprice wagon 305 everything basically stock. My problem is that it used to work when I got it installed in the car for test drives in my yard and idle. WebNov 29, 2024 · component fail, it will not constitute or justify a warranty of the entire FiTech EFI system. Replacement and accessory items are available for purchase from FiTech … fat city menu jonesboro https://tuttlefilms.com

How to tune Fitech lean to rich spot? Team Chevelle

WebMay 2, 2024 · Fitech did the fueling and MSD did the timing. Another know problem is the prime shot. This squirts some fuel into the throttlebody when you start the car. Instead many of us set this to the lowest setting so it would not be used and instead adjusted cold start based on temperature. there is a great facebook group for fitech stack WebJul 11, 2024 · If it was me, I would try disconnecting the tach from the car from the white wire and just use the Fitech connection to see if the problem goes away. I would also … WebOct 25, 2024 · My FiTech system is having a hard time starting... it takes several cranks, especially when warmed up. I ran into the FiTech team, and we figured out the is... fat city motor works

FITECH EFI TUNING tips, info sharing, ideas, settings, etc...

Category:Fitech 30003 on a 302 GT40s

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Fitech afr problem

Handheld Controller Feature Definitions - FiTech Fuel …

WebMay 20, 2024 · I am running the electric fuel pump that came with the fitech kit along with the filters it came with. Fuel lines were replaced. It runs fine after the warm start problem … WebFeb 15, 2024 · I have the exact same issue as OP. L31 vortec crate motor with edelbrock performer rpm air gap, 600pa system with fitech inline pump. Anytime I whack the throttle open, my afr will jump up to 18 then down to 10.5, the motor will bog there for a second and then it comes alive starts pulling hard. The afr generally comes up to 11.5-12 when it ...

Fitech afr problem

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WebOct 7, 2024 · after acceleration and on deceleration from cruising or WOT, AFR goes way lean (16.0 -20) and almost dies. Seems to happen more dramatically under hard braking. … WebApr 4, 2024 · How Closed Loop AFR Trim & Learn Work Part 2 Tech Tuesdays EP48. Recent Posts. CTS Scale Procedure Tech Tuesdays EP63 April 4, 2024; ... FiTech Fuel Injection does not and cannot review all communications and materials posted to or created by users accessing the site, and is not in any manner responsible for the content of these ...

WebSep 6, 2024 · My dad has a Chevy 454 with the 2x4/dual quad setup. It does not have fitech ignition control. Ran great last summer but recently getting a problem of the AFR … WebNov 29, 2024 · component fail, it will not constitute or justify a warranty of the entire FiTech EFI system. Replacement and accessory items are available for purchase from FiTech EFI. If assistance is required or if you need further warranty clarification, please call FiTech EFI (951) 340-2624 or email warranty@fitechefi.com.

WebOct 26, 2024 · My problem was maybe 80% better at 40, but it's running 100% better at 30. Fitcech confirmed what you said, 30 is lowering voltage to the fuel pump, but also said … WebOct 20, 2016 · Yes, but please reduce the output claims of the system by 25-30%." I also did a Google search and founds lots of advice from guys running E85 with FITech. You may want to review a search like that. One trick was increase the cubic inches of the engine something like 20 to 25%. 5R08A, "298" (+.060, 6,000+ rpm), Dual Ex, T-10, FITech FI, …

WebIt's here! Our Tech Tuesdays series starts January 5, 2024! We will go over tips and tricks to your FiTech installs and dive deep into our systems. Comment w...

WebOct 7, 2024 · 9. Hello All. I finally gave up and gave in with this fitech issue I am having. Setup: 5.7 V8 - Stock w/ edelbrock intake. Turbo Charged - 10 lbs. boost. Issues: after acceleration and on deceleration from cruising or WOT, AFR goes way lean (16.0 -20) and almost dies. Seems to happen more dramatically under hard braking. fat city motor worx wilmington vtWebOct 11, 2016 · Idle afr fluctuates roughly 13.5-16.5. Welded in o2 bung. The first fuel pressure regulator on the unit dribbled fuel from the vacuum line. Fitech sent me a ... fat city metairie laWebOct 26, 2024 · The problem is, it's not accurately sensing the AFR. Fresh air is being introduced on the monitored bank altering the AFR, the sensor is faulty, or that monitored bank is actually at correct AFR but the other bank has a dead/failing cylinder or other issue pumping fuel into the exhaust. My money says it's an exhaust leak. fat city metairie barsWebIDLE CONTROL. An Idle Air Control (IAC) stepper motor valve is used to open or close a passage in small increments (called “Steps”) that adjusts the amount of AIR going through the throttle. The fuel calculation … fat city music bingoWebOct 9, 2016 · Number 1 is for Idle AFR which can range from 13.4 to 14.7 on average depending on the engine. Adjusting this setting will help idle quality and takeoff from an idle. The 1100, 3000, 6000 at 45kpa cruise are your cruising AFR ratios, these can vary from 13.8 to 14.7 on average depending on the engines needs and your desired fuel economy. fat city motor worxWebJun 1, 2024 · at 100% throttle, AFR Target is 12.8 (which is leaner than I'd like), AFR actual is 11.3 and drops to 10.5, yet the AFR Trim % stays at 0. I also have a theory, but I havent tested it. During my tests, I reduced the Fast Accel pump to reduce the fuel dumping in. I wonder if I should increase it as the EFI will AFR Trim positive and then it ... fat city parkWebNov 30, 2024 · 4,678 Posts. #4 · Mar 1, 2024. I think the handheld will tell you the fuel pressure. If the pressure is correct you might not need to relearn the fuel trims and may … fresh flowers in the house