Fitech idles too high

Author: alxi

August undefined, 2024

WebJan 18, 2024 · If the computerized engine control system is faulty, high idling can be one symptom. A vacuum leak in any of the hoses can be the culprit—inspect them all for leaks. A bad idle-speed control unit can … WebFiTech 400HP idle hang after a warm start. Its as if I still had my foot on the throttle.350sbc, mild cam, headers, manual transmission. FiTech 400HP idle hang after a warm start. Its …

Fitech idle issue NastyZ28.com

WebA little over a year ago I was involved in the installation of a basic 400 hp fitech setup on a stock '72 c10 with a 350. A while after we got the truck running, it started idling high. I … 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%. … dr nutrition foods snacks uk

Fitech idle afr fluctuation problem - YouTube

WebSep 14, 2024 · At times you might find that your idle is not behaving as you expect--too high, too low, or erratic. The purpose of this instruction is not to provide a complete guide to troubleshooting idle conditions. There is another instruction that is dedicated to Troubleshooting High Idle Conditions in the Sniper EFI System . WebOct 14, 2016 · On the second page of the dashboard near the bottom you will see I believe Target Idle. This number is slightly higher than your desired warm idle. This is the target your throttle body should hit when cold. For example my car idles at 900 rpms when warm. WebJun 26, 2024 · Look for a high engine idle. A common symptom of a faulty idle control valve can be a high idle. Start the engine and look at the tachometer on the dashboard. ... If the vehicle’s engine is idling well above 1,000 RPMs, it’s probably too high. Vacuum leaks can also cause a high idle. 2. Pay attention to low idle or stalling. ... colin drache on billions

FiTech Tuning Steps Vintage Mustang Forums

WebPlease list your engine combo, truck, Fitech system, settings and any adjustments or issues you are having. I'll go first : 77 F-150 2wd long bed c6 trans. .030" over 400, Aussie … WebIf you are experiencing a rough idle or your RPM is running high when idling, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose … colin dryburghWebYour logs are looking very good. Let it learn. You need to turn your idle screw clockwise a little to drop your IAC a little. I like to see them around 15 at idle and operating temp. The … dr. nutter kelowna bc

"WebHowever, too much can cause the RPM to jump a bit too much when the throttle is cracked open, or cause the engine to have positive torque for a moment after the throttle is closed. ... It can add up at high RPM. Idle … " - Fitech idles too high

Fitech idles too high

fitech troubleshooting guide fitech troubleshooting guide

Webturn the key on and go to Initial Setup on the hand held. Hit enter and find Idle Setup. Enter into this menu and start the engine. To get engine to start you may have to press the … WebI fought a fire but no start issue, until I reloaded again. Now it starts good cold or hot (IAC was set in the 3-10 range before the RPM Noise code showed up). But the issue now is a high idle with high IAC when it warms to temp. Idle goes from 850 to 1100-1400 and …

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WebSep 29, 2024 · The motor is a .466 and has an fitech fuel injection system. The system has a programmer and is set up to run the .466. The motor runs great. The only issues are with the idle. It idles really high 1500 rpm out of gear. Then once in gear it hovers between 850 and 1000 rpm. It also likes to drop... WebBoost 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 …

WebIn order to reduce the engine speed, the first thing we need to do is to close the curb idle position of the butterflies. Do this by slightly by turning the primary idle speed screw out … WebOct 11, 2016 · Idle 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 ...

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 … WebDec 25, 2024 · FiTech 400HP idle hang after a warm start. Its as if I still had my foot on the throttle. 350sbc, mild cam, headers, manual transmission. Don’t miss out Get 1 week of 100+ live channels on …

WebAug 3, 2024 · I'm used to cold starts with carbs, choke, higher idle, etc. Cold start with FiTech, turn key on, wait for pump to prime and small shot of fuel from throttle bodies, starts right up. Idles a bit under my set idle speed, for 30 seconds, then right to 850 rpm. I let it warm up, but it doesn't even seem to need it.

WebThe 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 a new one and it does the same thing. The clamp … colin dryburgh aegonWebAug 25, 2016 · Veteran Member. Nov 19, 2014. 165. Franklin County, Maine. I like many others have purchased a FiTech TBI and due to it being so new there really is not much out there on it when it comes to tips and tuning. After much searching and numerous calls to FiTech I was directed to "Team Chevelle" forum. They have a FiTech forum that even … colin dr philWebDISCLAIMER: These videos show my way of doing things. Don't necessarily follow my advice, I could be wrong. You are responsible for your actions. Not me. ... colin dryburgh domesticsWebOct 9, 2016 · 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. CAM SETTING (1,2,3, or 4) AND YOUR CAM SPECS: 2, 284/290, 112, 515/515 lift hyd roller. colin driving instructorWebApr 25, 2024 · FITECH SETUP USED: GO EFI-4, 600hp Power Adder (no timing control yet / controlling electric fan) FUEL SYSTEM: 255 Walboro in-line pump Sump on 70' tank (20 gallon) 6AN feed/return ENGINE VACUUM: 9 in gear, 10-11 Park CAM SETTING (1,2,3, or 4) AND SPECS: 3 runs the best on my car 232/[email protected], 112lsa IAC COUNTS … dr nutrition weight loss productsWebJun 10, 2016 · Pic 3 - Accel pump 170 F* this number is too high bring it down 10 points at a time. Just to give you an idea my BB 496 is set at -40.0. You need less fuel in a hot engine to start. If you see a 0 in any setting that is the value FiTech uses as a base line. Fast Accel 170* is too high - same advice as above. colin drylandWebJul 3, 2024 · And when playing around with higher rpm and loads, the AFR learn and trim seems "normal". All over the place, but +-15% Here is a 50second warm idle log . P.S. The FiTech temperature reads 10f higher than my gauge.. I have a new sensor on my bench to see if that helps the accuracy. … dr nutter st thomas