Fitech afr problem
WebNov 30, 2024 · 4,678 Posts. #4 · Mar 1, 2024. I think the handheld will tell you the fuel pressure. If the pressure is correct you might not need to relearn the fuel trims and may … WebOct 9, 2016 · Number 1 is for Idle 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. The 1100, 3000, 6000 at 45kpa cruise are your cruising AFR ratios, these can vary from 13.8 to 14.7 on average depending on the engines needs and your desired fuel economy.
Fitech afr problem
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WebMay 2, 2024 · Fitech did the fueling and MSD did the timing. Another know problem is the prime shot. This squirts some fuel into the throttlebody when you start the car. Instead many of us set this to the lowest setting so it would not be used and instead adjusted cold start based on temperature. there is a great facebook group for fitech stack WebJul 11, 2024 · If it was me, I would try disconnecting the tach from the car from the white wire and just use the Fitech connection to see if the problem goes away. I would also …
WebAug 29, 2016 · ENGINE SIZE: 383 - 2800 stall - manual shift rev valve body - 4.11 gear FITECH SETUP USED: Go EFI 4 600hp ENGINE VACUUM: 8.5-9" (Idle) CAM SETTING (1,2,3, or 4) AND YOUR CAM SPECS: 2 Edelbrock #7194 238/246 duration at 50 IAC COUNTS @ idle and cruise: 9-10 TIMING CONTROL: Not yet IDLE RPM: 880 TARGET … WebJun 1, 2024 · at 100% throttle, AFR Target is 12.8 (which is leaner than I'd like), AFR actual is 11.3 and drops to 10.5, yet the AFR Trim % stays at 0. I also have a theory, but I havent tested it. During my tests, I reduced the Fast Accel pump to reduce the fuel dumping in. I wonder if I should increase it as the EFI will AFR Trim positive and then it ...
WebMay 20, 2024 · I am running the electric fuel pump that came with the fitech kit along with the filters it came with. Fuel lines were replaced. It runs fine after the warm start problem … WebIDLE CONTROL. An Idle Air Control (IAC) stepper motor valve is used to open or close a passage in small increments (called “Steps”) that adjusts the amount of AIR going through the throttle. The fuel calculation …
WebOct 26, 2024 · The problem is, it's not accurately sensing the AFR. Fresh air is being introduced on the monitored bank altering the AFR, the sensor is faulty, or that monitored bank is actually at correct AFR but the other bank has a dead/failing cylinder or other issue pumping fuel into the exhaust. My money says it's an exhaust leak.
WebJun 1, 2024 · at 100% throttle, AFR Target is 12.8 (which is leaner than I'd like), AFR actual is 11.3 and drops to 10.5, yet the AFR Trim % stays at 0. I also have a theory, but I … ponehartWebSep 6, 2024 · My dad has a Chevy 454 with the 2x4/dual quad setup. It does not have fitech ignition control. Ran great last summer but recently getting a problem of the AFR … shanty town defWebNov 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. shanty town desmond dekkerWebDec 11, 2016 · This video will show you where you can read and adjust the minimum and maximum values of your AFR trim and AFR learn. Note: You should not need to adjust the... shantytown definition great depressionWebMar 10, 2024 · FiTech offers them with 36-, 55-, 62-, and 80-lb/hr ratings. Read More: ... The problem with that claim is this, you don’t drive a dyno. ... depending on the engine’s needs and desired fuel economy. The cruise AFR only affects cruise, so it will not affect acceleration or other AFR settings. WOT are enrichment settings used for adjusting ... shanty town episode 1WebOct 26, 2024 · My problem was maybe 80% better at 40, but it's running 100% better at 30. Fitcech confirmed what you said, 30 is lowering voltage to the fuel pump, but also said … shanty town episode 6WebOct 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. ponemah software