Fitech stumbles on acceleration

Author: hdyd

August undefined, 2024

WebJul 17, 2024 · The stumble is from the ACCEL settings. There should be several different temperatures. All of them eventually should be at the same setting. Adjust the highest … WebOct 16, 2024 · When adjusting the Accel Pump values make sure you are adjusting the FAST portion not the base Accel values. Those are for slow pedal acceleration which is …

Stumble on fast acceleration - Fitech EFi Tuning Forum

WebAll Fitech EFI systems have learning procedures that the system uses to adjust the active fuel tables it is using for operation. Sometimes if there are outside problems such as bad … WebOct 26, 2024 · It is slowing the speed at which the pump is running. Also, you don't need to be adjusting the Accel Pump values those should be fine in the base program. What … grand strand ortho care

Fitech stumble ClassicBroncos.com Forum

WebMar 11, 2016 · Damn good unit I have two fitech and they gave me some trouble. They are harder to get running and staying in tune ! Reply. Larry Reid says: January 15, 2024 at 12:14 am ... cj and it idles great not running rich no codes and all adjustments were done and double checked the problem is a hard stumble on acceleration like a flat spot any … 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 a lean condition and loss of vacuum 114 lob sep you should be making more vac fitech likes at least 8 to 10 hg 0 1 Deleted user has reacted to this post. WebFeb 11, 2016 · 204. Loc. Eastern Washington. Feb 9, 2016. #1. I have an issue that has reared its ugly head with my FiTech system. The system starts and runs flawlessly for varying amounts of time and then will start to cut out. When this happens the controller display freezes with the RPM stuck at 59000+ and I have to reset the display to see real … grand strand ortho

Car Hesitates When Accelerating: Causes and FAQ

Fitech shutting off during mild to hard acceleration at …

WebWOT 1100, 3000, 6000 are your acceleration enrichment settings and are used for adjusting the desired fueling for accelerating under either part throttle or WOT. The … WebMar 10, 2024 · FiTech’s Go Fuel Regulators allow fuel pressure to be adjusted from 30-70 psi. Tight Fit regulators will support up to 1,000 hp while the High Horsepower model will … grand strand orthopedicsWebMar 29, 2024 · The most common causes for backfiring during acceleration include an incorrect fuel-to-air ratio, a faulty ignition and bad wiring. Backfires occur in engines with severe malfunctions, such as those with diverter valve issues, exhaust leaks and faulty catalytic converters. chinese restaurant in belfast maine

"WebSep 2, 2024 · Engine hesitation happens when your car lacks power, misfires, or stumbles when you press the gas pedal. The problem can make your vehicle nearly impossible to … " - Fitech stumbles on acceleration

Fitech stumbles on acceleration

FiTech EFI – Basic Setup Instructions - FiTech Fuel Injection

WebJul 31, 2024 · There are many problems that can occur due to a car backfiring while accelerating. They are: 1. Loss In Engine Power Every explosion in the combustion chamber results in generating power for rotating the engine shaft. However, if explosions do not appear in the combustion chamber, the engine loses its rotating ability. 2. Fuel Wastage WebJun 28, 2024 · MINUS the stumble. And now ANY time I nail the throttle from a roll, where it used to possibly stumble (undoubtedly due to the trans NOT downshifting and loading …

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Webjust a video for Fitech tech Mike, showing smooth idle, until throttle is added. WebFeb 15, 2024 · The stumbles I feel are confirmed in the log files as a very lean spike on acceleration followed immediately by a very rich condition. I installed a pressure gauge at the inlet, behind the filters and fuel pressure is at 55 psi, increases to 60 psi during fast …

WebWOT 1100, 3000, 6000 are your acceleration enrichment settings and are used for adjusting the desired fueling for accelerating under either part throttle or WOT. The average for these settings only ranges from 12.4 to 12.7, any accelerator needs beyond that will require one of our technicians to go over with you. WebJul 17, 2024 · To all those who use the Fitech 600 system, I need your help. I have a slight stumble with a slight lean condition on acceleration on a smooth throttle input. The AFR at that time is about 15:1 16:1, and corrects itself quickly to 13:1 Also have noticed a exhaust pop and a leaner AFR on closed throttle decell, at around 17 to 18.

WebFeb 23, 2024 · I've never tuned a FitTech but every EFI system has an enrichment table based on either throttle position or MAP change rate. On a Fitech it is called accel pump / fast accel. You have both accel and fast accel adjustment. Tackle accel first then go to fast accel. It is all about making a single change test make a change test. WebFitech 400hp idle stumble. just a video for Fitech tech Mike, showing smooth idle, until throttle is added. Show more. just a video for Fitech tech Mike, showing smooth idle, until throttle is added.

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. … grand strand orthopaedicWebNov 30, 2024 · I have a 66 Buick Skylark that I installed Fitech Go master kit with inline fuel pump. Using stock tank the only problem I had was the fuel slosh on heavy acceleration. Other than that the system worked great. I bought Holly's efi Fuel tank kit with pump in the tank to solve the fuel slosh problem. installed by instructions. chinese restaurant in beecher illinoisWebMar 10, 2024 · FiTech offers them with 36-, 55-, 62-, and 80-lb/hr ratings. ... The cruise AFR only affects cruise, so it will not affect acceleration or other AFR settings. WOT are enrichment settings used for adjusting the desired fueling for accelerating under either part throttle or WOT. The average for these settings ranges from 12.4 to 12.7 (an A/F of ... grand strand orthopedics patient portalWebMay 1, 2024 · I'm using the FiTech 30003 400HP 4bbl TBI system with my slant's electronic ignition (mopar dizzy and ECU, flamethrower coil, spring kit in dizzy to get a bit more … chinese restaurant in bedok mallWebMar 8, 2024 · Well, enough about me. I built my truck over 8 years period, and now it's time to finally tune my Fitech. 1. Get rid of the rich spot I get (mostly comes after a momentary lean spot) 2. Get rid of the lean spot at idle (while deaccelerating) I'm attaching a few screen captures of a log from a drive I did yesterday. grand strand ocean resort myrtle beach scWebSep 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 manifold vacuum at idle, many ... grandstrand osceoa wi obitsWebOct 9, 2016 · FITECH SETUP USED: 1200 Power Adder. -8AN Feed and Return. Dead-headed to the Fitech unit. Using an external Aeromotive boost reference fp regulator. Boost reference connected to the Aeromotive and capped at the FiTech unit per instructions from FiTech. ENGINE VACUUM: ~4 at idle and warm. chinese restaurant in belmont