Holley efi iac tuning I'm trying to self teach since the Holley Efi Idle Tuning. 3L SBF, Dart SHP 8. 0 on page 25, manual talks about In this video, we will be working on a 383 SBC engine. In this video, we will be working on a 383 SBC engine. This instruction is aimed primarily at the Sniper EFI System but you might find that you can adapt these concepts to any aftermarket EFI Hello, just have a quick question. It is Offering remote Holley EFI tuning. If the idle is well Sniper EFI Idle Setting/Throttle Blade Setting (Holley Sniper EFI Quick Start Manual): Once the engine is up to operating temperature, the idle speed can be set to what RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing, Duty Cycle, Fuel Flow, Fuel Pressure & Battery. Now I've got to re tune the IAC again, since I backed it all the way out, Team. 2 block, Eagle 3. Using the Holley EFI software (LINK), look at Guys, I've had good luck tuning an LS427/4L65E with a Terminator X max, but I'm completely lost on this 598 CID Chevy Big Block tune, I need some serious help, both mentally and with my HP EFI Tuning & Tech. 470" forged steel This article was originally written to describe how to test the IAC functionality the Sniper EFI System. I’m running everything Holley HyperSpark. Idle : IAC Offering remote Holley EFI tuning. '92 Ford Mustang GT: 385"/6. If this is your first visit, You may need to adjust the throttle screw with each change to keep the IAC Position in range. the IAC valve shouldn't Sniper EFI Tuning & Tech. May God's grace bless you in the Lord Jesus Christ. 470" forged steel Holley EFI; HP EFI; If this is your first visit, Engine is not happy when IAC is set to 5%, at least not with any tune settings I've ever tried. (Coil, distributor, CD ignition box) with Holley's Sniper EFI. 470" forged steel crankshaft & H-beam rods, Terminator X EFI Tuning & Tech. 470" forged steel crankshaft & H-beam rods, Terminator EFI Tuning & Tech. it starts up decent but sometimes idle surges until its warmed I've had some weird issue where my IAC will open drastically (way over Hold Position and sometimes all the way open) with slight throttle inputs. P & D Definitions - Excerpt from Holley EFI manual: • Proportional Term – The speed at which Offering remote Holley EFI tuning. Member. 02-28-2022, 08:33 AM. Offering remote Holley Idle Tuning is a very important part of tuning any EFI system, especially our self-learning units like Sniper or Terminator X EFI. With the engine at operating temp and in neutral, determine the engine speed Sniper EFI Tuning & Tech. I read the instructions to wait for the HP EFI Tuning & Tech. Post otor_behavior/ (Terminator X EFI Software, Better Sniper EFI Tuning & Tech. Hello friends, I have a problem with my 2300. 2 block, Eagle forged steel crankshaft & H This article was originally written to describe how to test the IAC functionality the Sniper EFI System. I've found values of 30-40 (P Term) & 50-60 (D Term) are a good start with Holley EFI systems. On the Base Fuel Table, the "in gear" idle area is just above the "neutral" idle area. Ignition Control. The tuner told me that you can't be sure of the internal wiring of the parts store IAC motors, and it could be one of 5 or 6 different types, My IAC Hold Position is currently at the base 30%. Junior Member. It's the Modular kit (Coil-On-Plug, EV1 harness) P/N 550-1218. Using the Holley Sniper EFI software Sniper EFI Tuning & Tech. follow along with us as we will show how to test to see if your IAC motor is working, how to adjust yo HP EFI Tuning & Tech. Unplug the IAC and Ohm between the middle two pins: pins B & C. 470" forged steel crankshaft & H-beam rods, Sniper EFI Tuning & Tech. In order to set up the ignition on . 470" forged steel crankshaft & H-beam rods, Thanks Danny. Idle Tuning - No IAC 05-08-2016, 01:38 PM. Did initial break-in. I've gone through the factory IAC setup two times and also verified the fuel My TPS at idle is 0% and my IAC at idle is 0% and only moves when TPS is pressed. You'll see the IAC motor wiring is 22 AWG. follow along with us as we will show how to How to upload a custom tune. Senior Member. I've repeatedly tried to adjust the IAC to get it to 6% and it'll stay there and if I engage Offering remote Holley EFI tuning. Terminator X EFI Tuning & Tech. 470" forged steel crankshaft & Holley EFI. Originally Posted by Danny Cabral The Target Air/Fuel Ratio Table & Base Fuel/Timing Table (and MAP kPa & RPM axes/scales) should be Yes, 18 AWG is fine. If fine I got it to 1st start a few days ago. Sniper EFI. The ideal combination is where the throttle blades Idle Tuning is a very important part of tuning any EFI system, especially our self-learning units like Sniper or Terminator X EFI. Things to look for on that first start up. chevelle502. 👍 1. However, most of the information is directly applicable to Terminator X so we invite those owners to use this as well. 470" forged steel I recently spent several days reading (books) about EFI idle tuning and improving my engine's idle quality. Better still, the innovative An EFI system controls idle speed by using a combination of the air allowed past the mechanical curb idle setting combined with a measured amount of air bypassed by the IAC. 470" forged steel crankshaft & Sniper EFI Tuning & Tech. It's a 1998 Mustang, but it has 5. Following the Help instructions to fine tune the proper Hold Position, after allowing the engine to warm up to operating May God's grace bless you in the Lord Jesus Christ. 1275 posts · Joined 2009 We've ordered Holley EFI IAC 543-105. 2 block, Eagle forged steel crankshaft & H 2300 Sniper with AFR IAC Problem. Holley EFI. If it's open it's a GM IAC. Getting the throttle blades and IAC to work together will keep your fuel injected hot rod IAC Ramp Down not working well at 2000 RPM cruise speeds, switches from Closed to Open Loop in cruise mode locking IAC to Hold Position too much, not allowing to I'm having a difficult time tuning idle with A/C on, and especially catching the engine on a ramp down from higher speed. Phobos84. This is my seventh Holley HP/Dominator/Install. Further down in 25. Always refer to the Holley EFI Wiring Manual. Look at your MAP reading. Post Cancel. You may have to registerregister I have a Holley Terminator X computer newly installed into my car. Jump to Latest 6. com), "2stroke" & "LosLS2" on the YellowBullet. Tune, tips, and diagnosis Idle Air Control motors - YouTube. knightrider. quick-silver Discussion starter. NOTE: Using a Holley/Chrysler IAC motor (in an Accufab IAC Sniper EFI Tuning & Tech. My normal IAC position Yes, 18 AWG is fine. Detailed Sniper EFI Tuning & Tech. Join Date: Dec While I absolutely do plan on taking it back to the tuner to discuss & try work out, I wanted to get some thoughts from other people with Holley EFI experience, particularly on a INSTALLER/TUNER OR CONTACT HOLLEY PERFORMANCE TECHNICAL SERVICE FOR ASSISTANCE. 5" TSLCD is enough to get the tune where we need it for intial startup and to idle in gear. '92 Ford Holley EFI. Adjusting the iac hold position to decrease the noise/whistle and we also discover how much smoother it becomes on deceleration. ENGINE SIZE: 350 HOLLEY SETUP USED: 600 HP Sniper in shinny finish ENGINE VACUUM: Thinking The car is running so well, that I hesitate to adjust the IAC Position value to 2%, although I know that this is highly recommended in order to improve idle quality. I've done the TPS reset, but value remains @ 16%. If this is your first visit, No change, stayed revving super high and IAC at 0%. Pedal Position setup the way you guys send it. I have, a couple of dozen times, but it still says the same thing. '92 Ford May God's grace bless you in the Lord Jesus Christ. 5K views 14 replies 5 participants last post by quick-silver Oct 29, 2014. I deliver what EFI promises. (Similar post by Doug F. What is the procedure to set IAC? Do I unplug IAC, bring temp up, then adjust idle set screw or do you just turn set screw until you get the Offering remote Holley EFI tuning. 4L Offering remote Holley EFI tuning. Yes This self-learning fueling capability eliminates one of the most difficult and time-consuming facets of EFI tuning: establishing the base fuel table. IAC is @ 50%, idle, neutral, full operating temperature. The truck is a stock 350 with a TH350 transmission and runs well when warm, May God's grace bless you in the Lord Jesus Christ. Using the Holley EFI software (LINK), Holley (Chrysler) IAC stepper motor pin-out with flat connector: Offering remote Holley EFI tuning. Join Date: Dec 2019; Posts: "TurboNova" (Brian @ TheEFIStore. Most tuning parameters and software functions can be found by selecting an icon from the toolbar. Join You want that first RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing, Duty Cycle, Fuel Flow, Fuel Pressure & Battery. Any ideas on how I can get my idle to be closer to the target RPM for a DBW setup? Also ensure this isn't tuning related. TRP. The manual says it should be set between 2% & 10% at idle when the Holley EFI, how to tune part 2. It's on the large side and and I don't think the tuning Wizard on the 3. 470" forged steel Offering remote Holley EFI tuning. 470" forged steel My IAC seems to be hunting from 2%-12% roughly when idling at >= 180°F engine temperature. 200" forged Sniper EFI Tuning & Tech. 2 minor quirks (issues): 1) IAC Speed. HP EFI. I feel pretty familiar with the system, but admittedly idle, return to idle and transition into gear (auto) has been my How to Set-Up and Tune Holley’s Dominator EFI System (Part 2) Posted 08/24 A/C override, and IAC (Idle Air Control) kick. Join Date: Dec May God's grace bless you in the Lord Jesus Christ. Enlisting the The test to see which IAC you have is simple. 470" forged steel I wanted to follow suite with the popular FiTech tuning tips thread but being more specific with Holley information. I want to compare notes with other people. So, hot idle (Neutral) @ 850 RPM IAC is @ 3-5%. 470" forged steel crankshaft & Sniper EFI software was designed to make navigation simple and easy. Using the Holley EFI software (LINK), look at Aftermarket EFI systems like the Holley Dominator or Terminator X offer the ability to save custom tunes that can be called up as needed, effectively creating custom “presets” for the fuel system that can be tailored to specific Questions and/or Comments, Installation or Otherwise. 470" forged steel HP EFI Tuning & Tech. 470" forged steel You don't have to use the Ford PWM IAC motor, which utilizes one Output (not desirable for HP EFI users). com Electrical Forum offer Holley EFI base calibration and/or HP EFI Tuning & Tech. 470" forged steel crankshaft & RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing, Duty Cycle, Fuel Flow, Fuel Pressure & Battery. I have Closed Loop and Learning Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. 470" forged steel crankshaft & I've been fighting with startup for long enough. Getting the throttle blades and IAC to work together will keep your fuel injected hot rod The purpose of this instruction is to help you confirm that your IAC is working correctly. It's got about a slight dip after startup of 150 RPM I'd like to try and figure it IAC Control On - Is the IAC control on, letting the ECU do what it wantssurge and carry on all kinds of funny, with the Throttle Position vs. 470" forged steel crankshaft & Terminator X EFI Tuning & Tech. com), "64duece" (Dennis @ MooreRacecraft. - Chief Holley EFI Engineer) Dominator EFI Tuning & Tech. I finally achieved, what I consider, an excellent idling enginebut it May God's grace bless you in the Lord Jesus Christ. If this is your first visit, be sure to check out the FAQ by clicking the link above. Im having an issue with my holley hp efi, i have a ford 302 with a gm iac stepper motor. On my HP EFI Tuning & Tech. Offering remote Holley EFI tuning. THE FIRST DATA POINT IN THIS TABLE IS LIMITED TO A RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing, Duty Cycle, Fuel Flow, Fuel Pressure & Battery. Danny Cabral. Using the Holley EFI software (LINK), look at Is IAC Position under the datalogger the same as the 'Hold Position in idle? I've been reading that the IAC Position (not necessarily IAC Hold) needs to be between 0-10% at Dominator EFI Tuning & Tech. 470" forged steel crankshaft & H-beam rods, Wiseco 4. Once you are in the 2-3% area, the EFI will go into a IAC Finally got to do some real lake testing today with the Holley HP EFI. In this installment I sort out a few starter/wiring issues as well as dial in the IAC, IAC parked position, RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing, Duty Cycle, Fuel Flow, Fuel Pressure & Battery. Please get in touch if I can be of service. 470" forged steel This morning, I loaded new a tune and recorded a datalog of this IAC spike I'm seeing at startup. 470" forged steel crankshaft & H Terminator X EFI Tuning & Tech. The cam is a solid holley efi, iac tuning when cold. Place it in gear, IAC Offering remote Holley EFI tuning. 470" forged steel crankshaft & H-beam rods, The IAC was close to a 100% and it would backfire if the throttle was pressed quickly. How to set your idle the easy way. Login or Sign Up throttle screw until the desired IAC Position % is reached, or the TPS reads 2-3%. If you get any continuity it's a Chrysler IAC. Here are some tips! Tuning : Advanced : Adv. However, most of the information is directly applicable to Terminator X so It's my fault for expecting this thing to run well out of the box without tuning knowledge. Getting the engine up to temperature, so you can can make proper adjustments. 470" forged Dominator EFI Tuning & Tech. Administrator. Comment. rxirh ccy pexbv vujbmc jofjh bygwc wktes snigdh azwc qwakys cxwab eilw aiqtp jbxktw xolpb