Fitech backfires at idle

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August undefined, 2024

WebMar 1, 2024 · I fitted a wire to earth the throttle body, replaced spark plugs and have fitted a temporary splice into the white direct to the battery. Turned off the prime shot also. It …

Troubleshooting Guide for Throttle Body Injection

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... WebMar 10, 2024 · This menu has 10 adjustable settings. Number one is for idle Air fuel ratio, which can range from 13.4 to 14.7, on average. Adjusting this setting will help idle quality and take off from an idle. Cruising Air fuel ratios can be adjusted from 13.8 to 14.7 on average, depending on the engine’s needs and desired fuel economy. chipmunk\u0027s 04

Fitech - Using Idle Set Mode - YouTube

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 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 … 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 … chipmunk types

Fitech timing control guys ClassicBroncos.com Forum

WebJan 23, 2024 · Hook up the FiTech Tach signal wire to the coil neg. This is the most stealth install on the Early Bronco with Duraspark and the easiest since everything is mostly installed. The FiTech 600HP version WITH Timing Control being used. MSD 2-Wire Mechanical Advance Distributor (MSD 8582 for 302) - Connect Directly to FiTech with … 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 … grant spangle physical therapy gig harborWeb1 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 ... grant space foundation

"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

7 Symptoms Of Low Fuel Pressure And Common Causes

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 … 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 …

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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 … WebJan 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...

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 … 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 ...

WebOct 13, 2016 · FiTech GoEFI4 600 RobbMC PowerSurge 500 ... But both spraying carb cleaner and an hitting it with propane didn't change the idle at all around the TB or intake. ... And would explain the popping and backfire I got as well. But it's not coming off again.. a hose clamp fixed that issue. 1968 Skylark Convertible 383 Stroker, Turbo 350, 3.73 Posi 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 …

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 be turned off and re-started between adjustments/setting changes to re-calibrate the TPS position and maybe update other software changes?

WebJul 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. grants party bus raleigh ncWebNov 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. chipmunk\u0027s 06WebOct 9, 2016 · Boost reference connected to the Aeromotive and capped at the FiTech unit per instructions from FiTech. ENGINE VACUUM: ~4 at idle and warm. CAM SETTING (1,2,3, or 4) AND YOUR CAM SPECS: 2, 284/290, 112, 515/515 lift hyd roller. Currently using Setting #2 as per Code. He said between 2-3 with my cam profile. grants pass air quality forecastWebAug 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. chipmunk\u0027s 0fWebFeb 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 chipmunk\u0027s 0aWebJul 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 grants pass airport flightsWebJan 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 … grants pass 3 bedroom 2 bath house for sale