Fitech backfires at idle

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August undefined, 2024

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 … 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 ...

EFI Questions Get Answered With Ken Farrell From FiTech - Chevy …

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 … 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 … how does an h-bridge work

Basic Setup Instructions - FiTech Fuel Injection

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 … Webtemperature 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 … 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 how does an ftp server work

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

WebApr 26, 2024 · The backfire didn't come from the fitech trying to fire though, but it was loud and scared me shitless. I forget the name of the setting at the moment, but its in the instructions. ... You want your idle timing 2-3 degrees above the base because the ecu will vary the timing to smooth the idle. The VR advance at 4k is odd. It was at 17 degrees ... 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 … how does an hiv spreadWebDec 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 … how does an hra work

"WebMay 9, 2016 · Once I got the timing to match the handheld, I reset the learn and drove it for about a half hour. I must say that the FiTech NEEDS an adjustable rotor! So far the idle has smoothed out nicely, the random misses are almost non existant, and the backfire on decel is almost gone. Feels like the power curve is where it should be now. " - Fitech backfires at idle

Fitech backfires at idle

Fitech EFI Rpm Noise Solved For A Bodies Only …

WebJul 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 … 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...

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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. 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 …

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

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 ... WebOn 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 …

WebAug 29, 2016 · ENGINE SIZE: FITECH SETUP USED: ENGINE VACUUM: CAM SETTING (1,2,3, or 4) AND YOUR CAM SPECS: IAC COUNTS @ idle and cruise TIMING …

WebMay 28, 2024 · May 7, 2024. #1. After considerable issues with the dreaded RPM noise fault code and the engine just shutting off for no apparent reason I have a solution. I had to route all of my Fitech wiring away from any … photnic q facialWeb1 day ago · Fitech is batch fire not sequential. By moving fuel injectors down to the end castings helps with cold start, idle, and acceleration. ... (would kill the ignition randomly when just cruising. engine would sometimes kick back on with a huge backfire and fitech would go haywire! removed the safeguard and all is good). ... I had alot of issues ... photn light spaWebAug 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. how does an ftir spectrometer workWebJul 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 be turned off and re-started between adjustments/setting changes to re-calibrate the TPS position and maybe update other software changes? how does an hmo workWebNov 19, 2011 · You should have around 20 Hg at idle. P0453 pops during the following: The PCM monitors the EVAP control system FTP (fuel tank pressure) sensor input signal to the PCM. The test fails when the signal average jumps above a minimum allowable calibrated parameter. The sensor is located on top of the fuel tank. how does an hmo receive payment for servicesWebDec 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%. … how does an hoa board workWebFuel Commander Installation and adjustment 7 Topics · 73 Posts. FCC2 and pwm setting. 3 years ago · VintageSpeed2. photmatch