Fitech backfires at idle

Author: ziwp

August undefined, 2024

WebFeb 20, 2024 · Low fuel pressure in the fuel system will cause an off-balance air/fuel mixture and that, in turn, causes weak combustion. This can be felt as misfires on acceleration or even at idle. Fortunately, the fuel system in a car requires only minor tweaks. Sometimes the problem is minor, and at times, it can be huge. 7. Low Performance WebJul 3, 2024 · Hello - I'm working on the initial startup with my FiTech 600 HP w/ timing control and using the hyper fuel in-tank pump. The car will currently start and run for 2-5 seconds and then it dies. I have confirmed the following: White wire has 12v while cranking and key on; Fuel pump has 12v while cranking and key on

How to Diagnose Engine Backfires - AxleAddict

WebJun 9, 2024 · Zero cold or hot start issues, no backfires or miss, accelerates and decelerates perfect up and down through the gears. Problem, when at idle temps creep … WebSep 17, 2016 · Not sure if any of this will be useful to anyone, but this is what I put the FiTech EFI on, and it worked right out of the box with only a little bit of richening up off idle. Cheap 290HP GM 350 4-bolt two piece rear seal crate motor Little baby flat tappet cam .450 .460 lift, 222, 114 LCL ProMaxx 72cc chamber, 185cc intake runner aluminum heads damned final fight

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

WebMay 17, 2016 · Simply shut the vehicle off and turn the idle adjustment screw in about a half turn to start with, then turn the key on and check TPS and make sure it reads zero. Once thats done start the vehicle and wait for the IAC steps to zero, after they go to zero slowly turn the adjustment screw counter-clockwise until the number reads between 3-10 ... WebDec 29, 2024 · In my understanding, this setting should've been covered redundantly in the fact that FiTech does recommend disabling the PWM in my scenario, by setting the low/mid/high flow PWM values to 100%. … Web50015 Instructions Download. 54000-Go Fuel Tight Fit Regulator Instructions Download. 54001, 54002-Go Fuel Regulators Instructions Download. 60002-Throttle Body Hardware Kit Instructions Download. Go Fuel In Tank Fuel Pumps 50019.50020 Instructions Download. GO SPARK 91000 Instructions Download. damned good company

Hesitation and backfire on acceleration For B Bodies

WebSep 19, 2024 · The cam is a solid roller from Comp Cams with 270/280 degrees of duration at 0.050-inch lift and 0.640/0.621 total valve lift. The pistons are custom slugs from JE. See all 13 photos. The Hemi ... bird of the year 2022 nzWebtemperature turn ON Idle Set Mode. This locks the ECU in idle. On the handheld go back to the Main Menu and enter into Dashboard. Find IAC Steps. This number needs to be within 3 -10 at warm idle. If the number reads zero then slowly turn the screw OUT (counter clockwise) until the IAC Steps reads between 3-10. bird of the year 2022 vote

"WebJun 16, 2016 · Jerry, here's 4 settings that will help you get it right or at least better. In EFI pro tuning - go to Idle Control > Loop Rate Up / Loop Rate Down and Decel RPM Decay / Decel IAC Decay. Loop Rate UP =. The IAC uses a PID (actually just PI) closed loop control that adjusts the steps to achieve the desired idle speed. " - Fitech backfires at idle

Fitech backfires at idle

New engine build with FiTech - Shoptalkforums.com

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 … WebJan 25, 2024 · Good info on the idle speed. Maybe I'll raise it up from 850. Does seem to idle on the lazy side. I had the standard FITECH defective coolant temp sensor and …

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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 … WebEngine backfires can be produced by: a vacuum leak. bad timing. problems in the ignition system. lean or rich air/fuel mixture. a faulty sensor. an exhaust leak. or some other system fault. Sometimes, locating the source won't take you much time, other times it …

WebFuel Commander Installation and adjustment 7 Topics · 73 Posts. FCC2 and pwm setting. 3 years ago · VintageSpeed2. 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.

WebSep 22, 2024 · DISCLAIMER: These videos show my way of doing things. Don't necessarily follow my advice, I could be wrong. You are responsible for your actions. Not me. ... WebJul 25, 2024 · Then set idle O2 a bit rich, maybe 13.5:1. Then manually adjust the throttle blades so the IAC count is about 2-8. Save settings. I think the FiTech/engine needs to …

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 …

WebDescribing how to set your idle and adjust the Idle Air Control Valve (IAC) to acheive a proper idle after initial installation of Holley Terminator X Max on... bird of the worldWebtemperature turn ON Idle Set Mode. This locks the ECU in idle. On the handheld go back to the Main Menu and enter into Dashboard. Find IAC Steps. This number needs to be … damned if you do damned if you don\u0027t originWebOn the handheld go back to the Main Menu and enter into Dashboard. Find IAC Steps. This number needs to be within 3-10 at warm idle. If the number reads zero then slowly turn … damned good recipesWebJan 27, 2024 · Fixing the popping under deceleration! A while ago I installed the fitech go street EFI on my 1975 Ford bronco and I have loved it. But one of the annoying t... damned good scaffoldingWebMar 20, 2024 · When I hit the throttle harder the AFR jumps to 20 then back to 12 with a lot of backfiring. I adjusted the fast accel in increments of 10 both ways to the max, and … 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 … damned if i do give a damn what people sayWebJul 20, 2024 · 07-21-2024, 10:31 PM. The firing order for a small block chevy is 1-8-4-3-6-5-7-2. The plug wires are installed in a clockwise order on the distributor, with the #1 being at the rotors tip position. When the timing marks are at 12 degrees BTDC. The initial timing is set at 12 degrees Before Top Dead Center. damned from here to eternityWebJul 1, 2024 · if you back fired you may have blown out the back of the blower bas gasket known problem with super chargers I bought 10 of them when I installed my 871 causes … bird of the year 2022 voting