Fitech backfire on acceleration

Author: vivw

August undefined, 2024

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 likely needs adjusting is the Fast Accel values (at least at 170 degrees) which is the pump shot when you stab the go pedal. WebNov 19, 2011 · 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. Sounds like you have an EVAP leak.

Basic Setup Instructions - FiTech Fuel Injection

WebHey guys, I have a Fitech 400 Hp system on my stock Pontiac 400. Originally we had the fuel pump up under the driver seat and it burned up because it was too far away. So we got another one and mounted it on the fuel tank on the lower part where it’s supposed to be. We had to reset the learning on the computer because we had to replace the ... Webto give the engine more fuel when transitioning back to acceleration. You may also need to adjust your accel pump settings to help with this transition, as well. Choosing a Cam … shutdown computer after 1 hr

FiTech settings, Tweaks, Adjustments Vintage Mustang Forums

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 28, 2016 · Feb 3, 2016. 66. Gardnerville, Nv. The afr fluctuates 13.5ish to 16.5 ish. The first fuel pressure regulator on the unit leaked fuel from the vacuum line. Fitech sent me … 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%. … shutdown computer after 2 hours

Stumble on fast acceleration - Fitech EFi Tuning Forum

What Causes Engine Backfire On Acceleration? - YouTube

WebJun 9, 2024 · The fitech has to power wires, one heavier red wire that will stay hot all the time and a second smaller red wire that is supposed to be connected to something that goes hot when the ignition switch is turned on. ... Zero cold or hot start issues, no backfires or miss, accelerates and decelerates perfect up and down through the gears. Problem ... WebMar 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 … the owner of appleWebOct 16, 2024 · The Fitech runs fine on dual plane intakes, however a single plane is "supposed to" be better for overall fuel distribution since all 4 barrels open at the same … the owner of bmw

"WebJul 25, 2024 · Let the engine come up to operating temperature, and set the desired idle RPM, at first maybe even a slightly higher idle rpm. Then set idle O2 a bit rich, maybe 13.5:1. Then manually adjust the throttle blades so the IAC count is … " - Fitech backfire on acceleration

Fitech backfire on acceleration

Anyone having this FiTech Issue? ClassicBroncos.com Forum

WebTo start with, turn the key to the on position and then find Go EFI Tuning on the main menu and press enter. Then find the Accel pump and press enter. You will see a menu with … WebJan 23, 2024 · The FiTech 600HP version WITH Timing Control being used. MSD 2-Wire Mechanical Advance Distributor (MSD 8582 for 302) - Connect Directly to FiTech with NO adaptors needed. Lock-Out the Mechanical Advance on distributor. (Phasable Rotor Can be used as well) Very clean install. No MSD Ignition Box required, but can be used if you …

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WebTiming is set to service manual specs; changed carb out 3 times; a new fuel pump with correct amount of pressure, and a new filter. The vehicle backfires at 40mph and will not … 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 …

WebApr 25, 2024 · Fitech phone support seams to be good but as each one of us call maybe we can post up our problems and there fixes to share. One of the first thing's they ask is where are the IAC steps. They should be 5-10. To adjust them down you have to open the throttle blades open. Every time you adjust the screw you have to shut off and wait like 30 sec ... 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.

WebSep 14, 2024 · Hi guys, Yesterday i noticed a very strange noise coming from under the bonnet whilst driving. It happens only when accelerating slightly hard. Heres the issue: the engine makes a 'whoooooshing' sound when accelerating slightly hard, normal acceleration is fine - it sounds like a burst of wind no... WebJul 1, 2024 · only 3 or 4 inches of vacuum. with the carbs it was dialed in really well but the carbs had no choke, so very temperamental in cooler weather. so decided to try the 1200 …

WebMar 29, 2024 · Motorcycles are a great way to get around, and they can be a lot of fun too. However, if your motorcycle is popping or backfiring on acceleration, it can be really annoying and even dangerous. Popping or backfiring while accelerating on a motorcycle can be caused by a bad fuel to air mixture, ignition problems or intake and exhaust leaks.

WebApr 24, 2024 · 1. If engine is up to temp, but handheld says it's not, the CTS is bad. Fitech remedied this with a calibration menu, but I recommend you buy a new sensor. You can find a Delco part number and a link to it in the Parts and Accessories topic. 2. Anything below 10 on vacuum, is usually cam 3. I'm not concerned with your AFR. shut down computer after inactivityWebMar 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 ... the owner of asdaWebto give the engine more fuel when transitioning back to acceleration. You may also need to adjust your accel pump settings to help with this transition, as well. Choosing a Cam Selection Cam selection is based on vacuum load of the engine. Cam -1 is for 15Hg or above, Cam-2 is for 10Hg to 15hg, Cam-3 is 8Hg to 10Hg, and Cam-4 is 8Hg to 6Hg. the owner of burger kingWebJul 5, 2010 · Discussion Starter · #1 · Jul 29, 2007. OK I am almost finished with the project. I still have one small issue. I have exhaust backfire when I have heavy acceleration. 350, 600 Edelbrock, Standard dist with Petronics HEI module. Vacuum advance.Wires are correct. Timing at 12. I need advice on carb settings. the owner of bangWebFeb 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 … shut down computer button not workingWebFeb 15, 2024 · Fitech inline fuel kit installed below tank within 2 feet. Replaced the temperature sensor once I realized mine was bad. The car starts, idles and runs ok under gentle acceleration. My problem is a severe stumble on fast acceleration that does not … 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 … shut down computer at certain timeWebJan 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... shut down computer dell