Fitech stumbles off idle

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August undefined, 2024

WebAug 25, 2011 · Options. The problem that happens alot is with crank position sensors. Once they heat up to operating temperature they stop work intermittently like a faulty oil pressure sensor does. (only when the sensor is failing). You will have to let your engine cool off before your crank position sensor will begin to work again.

Fitech 400hp idle stumble - YouTube

WebIdle 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. 1100, 3000, 6000 at 45kpa cruise are your cruising AFR ratios, and these can vary from 13.8 to 14.7 on average depending on the engine’s needs and your desired fuel economy. WebMar 10, 2024 · This menu has 10 adjustable settings. Number one is for idle Air fuel ratio, which can range from 13.4 to 14.7, on average. Adjusting this setting will help idle quality and take off from an idle. Cruising Air fuel ratios can be adjusted from 13.8 to 14.7 on average, depending on the engine’s needs and desired fuel economy. simulink communication toolbox

FiTech EFI: What You Should Know About Your First EFI Conversion

WebJun 9, 2024 · I had the same issue for a year,came across something on the web about the map sensor rubber seal/bushing that sits behind the front cover of the fitech unit, near … WebShow off your FiTechPics of your ride or Fitech install98 Topics · 277 PostsLast post: ... New to FiTechAnswers to help you understand the capabilities and features available162 … WebDec 12, 2024 · Ignition timing is even more important with EFI due to the precision that EFI offers for fuel control. – Ken Farrell, FiTech. FiTech EFI systems attempt to be as accommodating as possible for low-vacuum engines. We do have engines running with as little as five-inches of vacuum at idle, although some additional adjusting of the software … rcw dv charges

Adjusting Accel Pump Tech Tuesdays - FiTech Fuel …

Fitech - Using Idle Set Mode - YouTube

WebMar 21, 2024 · Loooooong story short I hauled it 8 hours to Texas to a certified Fitech installer who got me running great. I've put about 300 miles on it and it runs good except … WebAug 10, 2024 · Hello all,I just installed my Fitech EFI GO 4 with Power Adder on a 67 Pontiac Lemans with a 400. I struggled at first with the most annoying RPM Noise fault … FiTech EFI Tuning Forum. New to FiTechAnswers to help you understand … FiTech EFI Tuning Forum. New to FiTechAnswers to help you understand … FiTech EFI Tuning Forum. Menu. Forum Navigation. Forum Members Activity … rcw duty of prosecutorWebMar 1, 2024 · I fitted a wire to earth the throttle body, replaced spark plugs and have fitted a temporary splice into the white direct to the battery. Turned off the prime shot also. It … rc weakness\u0027s

"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. " - Fitech stumbles off idle

Fitech stumbles off idle

engine fires then stalls - Fitech EFi Tuning Forum

WebNov 21, 2013 · 3,747. Location. Western Colorado. The 2 things that cause a backfire out the intake is a lean condition or spark while a intake valve is still open. Triple check your firing order beings that you did plugs and wires. Check for vacuum leaks. With the motor at idle put your hand over the carb and try to choke it out. WebJan 6, 2024 · Apr 12, 2024. #1. Been having this idleing issue for about about a month after my install and just got about 400 miles on it but It's been driving me crazy, idle keeps on going up and down from 800 which is my initial idle to 1500 back and forth and sometimes goes below that but that's after it's warm. Doesn't do it on first startup, But after ...

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WebAug 30, 2016 · Don't let the FiTech software control it with PWM, because it will eventually destroy it. In the Fuel Pump Control menu, set the Low Fuel Flow to 100. Leave the Flow for Pump On at 75. I set low, mid, and high flow to 100 for the Walbro 255lph in-line fuel pump. Here's some info from an authorized Walbro retailer. WebOct 5, 2024 · By the way, if the car ran perfect with the carburetor, you might want to see what accelerator pump nozzle is in it. If it is a 40 or higher, the default FiTech tune just off idle is probably too lean, which is why I keep hammering on the 1100 RPM AFR target setting. The Accel Pump settings at 65F and 170F could be a little lean as well.

WebDec 15, 2024 · Anyways, last year I had a brand new engine built for my fox. 393w stroker, comp cam, and afr heads. Had the carb and timing set on a engine dyno. I had the carb on and after a couple minutes of tuning it ran fine. Idle was fine. I pulled the carb off and switched it to the fitech 1200 system a few weeks ago, and a new 1 inch edelbrock carb … WebMy FAST O2 meter reads 9.6 (rich) and the FiTech, 20.6 (lean) proving there is no leak in the exhaust, the O2 sensor was bad. 04/26 sent photos of the FAST readings and FiTech readings.

WebOct 16, 2024 · hi guys, been working almost 7 days a week and haven't been around much to bug you, but need some help now. had a chance to get the mustang out for a little ride and having issue. When cruising along and either rolling on the throttle or punching it, have a severe hesitation. when doing this... WebMay 31, 2024 · As an example, we’ve experienced an off-idle hesitation in a small-block, four-speed Chevelle that continued to plague the car after testing two different EFI systems. ... FiTech (951) 340-2624 …

WebJan 4, 2024 · My motor will stay at around 2500-2900 rpm's when I push the clutch to the floor. If I stab the throttle it will then back down. I even adjust the decel open IAC down to …

WebIdle 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. 1100, 3000, 6000 at … simulink constant powerWebjust a video for Fitech tech Mike, showing smooth idle, until throttle is added. rcw dv laws mandatory arrest lawsWebSep 1, 2004 · The answer is amazingly simple. The first result of a long-duration camshaft with lots of overlap is drastically reduced idle vacuum. Instead of 16 to 18 inches of … simulink contains 1 algebraic loop sWebJun 17, 2024 · Narrowed it down to a fuel issue. Bought some starter fluid and the held Idle with some spraying. I pulled the fuel line off the Fitech and took a photo of the fuel with the pump running. Here is the photo. Should be pushing more fuel than this right? I am still trying to find my fuel pressure on the handheld. Thanks!!! rcwe110haWebOct 28, 2016 · Fitech sent me a new one and it does the same thing. The clamp style o2 bung was leaking so i welded one in and no change. I'm running a tanks inc efi tank with … rcw dv malicious mischiefWebUse this chart to find the right Fitech product for your car. This is basic overview of the most common setup questions. ... If the system is having a hesitation or bogging issue, and you IAC steps are between 3-10 at warm idle, then your next step would be to adjust the accel pump function to increase or decrease the fuel added on acceleration ... rcw dv violation no contact orderWebApr 15, 2024 · Tune help with off idle stumble, lean condition. Hey guys, first post here. I have an issue I can not track down. Quick rundown is I've got an 02 camaro, 6.0 swapped, btr stage 4 ls1/2 cam, 660 springs, stock 821 heads, fitech mid rise intake, fitech 102 TB, 42lb ls3 injectors, ls3/7 card style MAF in a 4 inch housing, slp lid, 4l80 with a 4000 ... rcwe1210r820fkea