Fitech rich at idle
WebSep 6, 2016 · In the 12's and low 13's that doesn't appear to me there is a whole lot of voltage. I'm making 13.8 volts as a minimum at idle and over 14.20 almost the rest of the time when cruising. Also look at your TPS at idle it's 0.5% open. Should be 0.0%. Maybe because of engine temp. AFR is rich at idle.
Fitech rich at idle
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WebJul 18, 2024 · Has anyone out there had any success with a FiTech FI throttle body on 385 series engine. My build is a 572 CID, with 429 SCJ D00E-R cast iron cylinder heads and intake, stock 429 CJ cam. Compression is supposed to be in the 9.7, 9.8 range. It's in a 77 F250 2wd. Not built for a racer, but for some good pulling hp. WebApr 25, 2016 · Sounds like the O2 recognizes the rich condition and attempts to correct. Since it returns to normal as the rpms come up that would seem to rule out the TPS and ECT. ... but FiTech installed mine got it running best as possible till I change the pump and clutch for dyno tunning. 1965 Mustang Fastback- 349 clutch killer, 70MM turbo,FiTech …
WebJun 9, 2024 · However the motor runs great while driving and idles at 850 rpm. ( but smells rich even though the afr reads 13.6 at idle. ) Reply. Chad Wall says: April 16, 2024 at … WebRich idle and no way for it to turn down : r/EngineBuilding. Fitech problems. Rich idle and no way for it to turn down. Okay lemme start of with what engine I have. I have a mid 80s smog caprice wagon 305 everything basically stock. My problem is that it used to work when I got it installed in the car for test drives in my yard and idle.
WebApr 28, 2024 · Just finished up install yesterday, its running super rich and will not idle. AFR will not come off of 12.2 there fore I cannot get it to 170 to even try to set iac fuel pressure is at 58-59 on FCC 2.0 . Ive pulled and replaced the plugs and even changed out to the … 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 … WebMar 7, 2024 · 1. Get rid of the rich spot I get (mostly comes after a momentary lean spot) while accelerating. 2. Get rid of the lean spot at idle (while deaccelerating). I did try to tune a little, increased the dTPS acc gain from 118 to 150 and the fast accel to …
WebIdle afr fluctuates roughly 13.5-16.5. Welded in o2 bung. The first fuel pressure regulator on the unit dribbled fuel from the vacuum line. Fitech sent me a ...
WebOct 26, 2024 · At idle look into the throttle bores . I had an injector go bad and was dumping fuel into the front left bore at about a cup/minute at idle. 4 carboned plugs (dual plane manifold) and the commanded AFR (14.7) was staying rich (12.5). put a new injector in and problem solved. churches in purcellville vaWebMar 10, 2024 · Idle Air Control (IAC) bypasses air to maintain a consistent idle speed. ... Oxygen Sensor monitors the amount of oxygen in the exhaust to indicate how rich or … churches in putnam county ilWebOn 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 … churches in putney londonWebDec 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 … development of newborn kittensWebIdle Trim Rate Neg = At Idle, the fuel trim can be slowed to improve the stability of the AFR and engine speed. This value adjusts how quickly fuel is decreased (towards leaner). Idle Trim Jump Pos = Fuel trim works in a … churches in pune indiaWebSep 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 ... development of new hybrid excavatorWebAll Fitech EFI systems have learning procedures that the system uses to ... fueling to prevent popping and an over-rich condition that would occur if the fueling continued as it normally would. Depending on the size of your engine, ... Idle AFR, which can range from 13.4 to 14.7 on average, depending on the churches in putnam county tn