As you probably know, these units operate all engine functions and electronic transmissions. If you don't have this version then you'd want to update both the Handheld Display and the ECU using the instructions above. The firmware does not need to be updated for you to make adjustments. AFR says Init Tach says error and she stays in Open Loop. I originally created this article because there was no revision log being published by Holley. ", above. Find Holley Terminator X MAX Engine Management Systems and get Free Shipping on Orders Over $99 at Summit Racing! But this is quite a bit different from the comparison tool available for the HP and Dominator ECU's. Undefined - Future Use! Thanks for the compliment! A gearhead for life, Brian is obsessed with all things fast. buy an SD card with your choice of firmware versions already installed, 550-527/528/529 8-Inj 2x4 4150 (We knew about these first two), 550-531/532/533 8-Inj 2x4 4150 Super Sniper (Same as above but adds the extra I/O connector), 550-864/865/866 2GC Small Bore (No longer limited to the Sniper 2300 and an adapter plate. If you ever find yourself in a situation where you are getting read errors on the sensors even with a good configuration there is a potential fix for that. http://forums.holley.com/showthread.ents-Read-This, https://forums.holley.com/showthread5115#post65115, If this is your first visit, be sure to check out the. Copyright 2022 Holley Performance Products, Inc. All right reserved. As soon as you let off she dies. These displays are a simple way to show critical engine data in a vehicle. )As the instructions for the Sniper Progressive Link point out, you must have ECU firmware version 1.1.1 and Handheld Display firmware version 1.1.7. Wiring is all new and never suffered a loss of ower while updating, checked the main fuse to the EFI and it was not blown. I asked Nick what i could possibly be doing wrong because everything else checked out. It just happens. Everyone raving about customer service is telling the truth! We opted for the 3.5-inch screen as part of the package. If the car is running OK it may just be a random error.wipe the code and retest in a day or so. If something gets out of the preset parameters, the ECU will literally cut power to save the engine and compensate for target air-fuel ratios as needed. "If anyone disagrees with anything I say, I am quite prepared not only to retract it, but also to deny under oath that I ever said it." Rance said, MAF-based tuning is the best way to tune a vehicle. In today's video, Ray from Holley Performance is going to take you through the steps of setting up your inputs and outputs to auxiliary components such as power fans, fuel pumps, and trans brakes, on Holley's Terminator X EFI system. Allowing you full tuning access to the Terminator X and Terminator X MAX ECU. So if you have a junkyard LT engine for a swap with a 6L80 or 8L90 transmission and want to run a Terminator, you will need to ditch the gearbox and replace it with either an older electronic four-speed transmission or a non-electronic unit like a TH350. All times are GMT-6. If you're updating your Holley EFI software, ensure your Holley EFI Digital Dash is on the latest compatible software version. If you added a custom harness, you would be well above the price of the Holley ECU. 2023 Holley Performance Products, Inc. All Rights Reserved. Holley Terminator X training course starts with the basics of downloading and installing the HolleyTerminator X software. Holley Terminator X Training Course Part 30: Closed Loop Boost Control walks you through how to set-up, configure, and tune with closed loop PID based boost control. TPS Calibration - Green - Calibrated, Red = Calibration Error, Cyan = DBW Pedal Calibration Error, Purple = DBW TB Calibration Error. Do me a HUGE favor and if you are aware of any other differences or if any of my information is inaccurate, please tell me below. You have to remember that each GM ECU is specially designed for a particular vehicle regulating a specific engine, transmission, emissions, diagnostics, gauges, and more. This should put you back in business. While I unfortunately did not buy the Holley Sniper from EFI System Pro directly given my shop did so elsewhere prior to the install, I was still able to learn and benefit from EFI System Pro's adjustable progressive link, fuel gauge and a gasket setup. 58X using the proper gray sensor and rear cam sensor, both new GM. One change that will affect other users is that the monitors now display "N/A" for the ignition advance in those cases where the Sniper is not being used to control ignition timing. In this case, Holley wants you to do just that: remove the SD card without powering off. Hello. Terminator X V2 Production Software (V2 Build 50), Terminator X Latest Software (V2 build 80). \MChPJMdQZ\WK29Nm75,["1 pa @pF#>%ujy:$|mM=Fm2v&.8&`0\:YnC%rJ+U#tcuDq/Q=z3\mVfLX/\ey9r>M.tkJ]NYG*_#->A{ (}RzD3V{N9DzZ*7$i9SY4'E. Follow these steps: 1. Holley Terminator X Training Course Part 2: Firmware Updating & File Uploading walks you through how to do a firmware update on the Terminator X system. Easier than you think! This is why companies like Rances Mail Order Tuner exist. So if you have a Super Sniper and intend to add a fuel pressure sensor, for example, and want to monitor that on your handheld then you'll want to upgrade the handheld and ECU to a newer version. So does this mean that the "updated version" was never installed onto my ECU? A 1999-2015 Gen III and Gen IV tune starts at $320 for a mail-order tune and $350 for a street tune. ), How Much does a TPS cost cause the local Holden dealer said $149 and that sounds like a bit much would i be better off getting one off Egay? Beyond that it robs you of some functionality. By our calculations, with Rance tuning an LS swap, it would cost around $895 for a naturally-aspirated setup and $1,150 for a boosted application, which puts it right at the Terminator X and Terminator X Max price points. +o;4q3Tci`eUjS:`ly}V;PAo|_6'"?r{NaFSW4vf omIH~J Thanks, Roger ! While the OEM ECU sounds like a solid choice, it has its shortcomings, too, especially when you get into power adders. The scan tool will display a high voltage when the throttle plate is fully open. Id imagine if it wasnt compatible, it would not work at all. They have logged thousands of hours tuning and adjusting the factory ECUs and have it down to a science. We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. Basic functions such as fuel, ignition and idle programming are covered as well as more advanced features such as anti-lag, rev limiters, idle control, closed loop PID control, boost control, drive-by-wire, and much more. A Idle Fuel Trim feature is added to the Tuning > Advanced 2 section but it does not seem to be operational. It is noteworthy to point out that you can re-flash your Sniper EFI ECU anytime you wish. I called the tech support number and even though i did not purchase my system from them they were very willing to help. This displays the version of the ECU firmware. It's a genuine GM part (assume so anyway). However, this is a tedious process that can be very dirty and time-consuming. Find that at the bottom of this article. This is the case when you follow the SD card preparation results above. 560 If you are aware of other changes please let me know. Next, go back to the Home menu and navigate to File > ECU HW/FW. %[t}5,n&ChgC)>SMs/4FG7UT2qEj_1qEe0*:L)o,&Am1G`}hV]_`)y h29C .@F> L,7. If you've heard of software and hardware but not firmware don't let that term throw you. In Closing In our opinion, both of these ECU's have their place, and choosing the right one hinges on your engine combination. . Hi, Is it possible to update just the handheld? % Holley recommends deleting the instructions.pdf file from the SD card. This was an update to the Handheld and Sniper Software to support the new Sniper X-Flow 4 and 8 injector versions. Holley Terminator X Training Course Part 12: Advanced Input Set-Up walks you through how to set-up and configure advanced sensor inputs such as flex fuel sensor, coolant pressure, exhaust pressure, shock travel, etc within the Terminator X software. Most import. These are inverse signals. 7" Digital Dash Firmware Update 1.0.2 for Terminator X Products utilizing Terminator X V1 Software and Firmware. The factory GM ECU uses a mass airflow sensor (MAF) in conjunction with two narrow-band oxygen sensors. Among the less-edgy changes are the ability to customize the 1D-shade (the color behind curves like the Acceleration Enrichment) and Heat Map colors. It turns out that Holley put a second copy of the .fwu file into the /HOLLEY/FW0101 (/HOLLEY/FW0100) directory. Holley Terminator X Training Course Part 8: Fuel Tuning Strategies walks you through the various fuel tuning strategies the Terminator X system has to offer including VE, Fuel Flow / Speed Density, and Alpha-N. Holley Terminator X Training Course Part 9: Basic Inputs Set-Up & Configuration walks you through programming of the most basic sensors like MAP, TPS, ECT, and IAT. Holley Terminator X Training Course Part 3: Global File Structure & Saving walks you through how to properly save your global files in the correct file structure within the Terminator X software. It takes just a moment to join our fantastic community. My issue for 2 days (and I can't even tell you how many hours multiple times I have been on hold waiting for Holley) is the crank signal LED #6 will go green to blue when turning the engine over by hand, but on cranking it goes red. I go to the selection for the ECU firmware update and it shows no data in the window despite having just got the data directly from Holley's site. just get a cheap TB off ebay and grab it off that. Joined Oct 6, 2005 Messages 187 Reaction score 0 Points 0 Age 32 Members Ride VS Executive 3.8 Eco If you already own a factory ECU, built a standalone harness, purchased tuning software, and tuned it yourself, you could have a functioning set up for about $400. Always remember when moving between versions to change to the new version on the handheld firmware first, then change the ECU firmware to match. Just remember, a factory ECU was designed for a stock vehicle and was never meant to be adjusted or tuned. In eariler versions the presence of an ignition advance was a bit misleading for those who were not configured to control ignition timing. Upon power-up, the handheld looks for a .fwu (firmware update) file at the root of the SD card directory. ), 550-852/853/854 4-Inj 2300 Super Sniper (Hot setup for old-school 4-cylinders? !}Lsx`bLlH:4.9?!C In that case, the HolleyTerminator X or TerminatorX Max is undoubtedly worth a look. Heymate, any luck resolving this? Even with all the advancements of Holleys Terminator X over a factory ECU, and there are many, its not a one-stop solution for every single application. Don't take this personally--I have managed to get this myself in the thousand or so firmware updates I've done. Quick fix: file structure error, Holley terminator x Dirtfloorfab 2.36K subscribers Subscribe 5.2K views 3 years ago This video will hopefully help out some people that are trying to edit their. It's just the code that runs inside each device that allows it to operate. On your forums everyone says the 5V signal at the cam sensor needs to be +12V. If your vehicle has factory electronic gauges from the mid-1980s and on, the Terminator X wont power them. Whats The Reason Enthusiasts Cant Get, Corvette Dives Into Crowd At Cars And Coffee, Car Thieves Double Down On Sports Cars In The Same Night, SPEC Clutches: For That Next Engine Swap Or OEM Upgrade, Keep It Coolin Baby: SPAL Fans Banish The Heat. Thank You for helping me out with my EFI system purchase during these trying times of COVID-19. However, suppose you dont have the above items, and youre planning on running a power adder or modifying your powerplant often. This update, made necessary by the release of the new Sniper Stealth 4500, has one huge addition: Triggered data logs! So better stick with the combinations shown below. Holley integrated onboard diagnostic LEDs for ECU power, engine run, wideband status, throttle position sensor (TPS) calibration, crank signal, and cam signal. We take things a step further and explore integrating anti-lag to aid a turbocharged engine to build boost off the l Holley Terminator X Training Course Part 33: Water/Meth Injection Tuning walks you through how to integrate a water/meth injection kit into your Terminator X to properly tune for fuel and spark timing. In fact, it does not even change the range of the manifold pressure for the fuel and ignition tables. So I am trying to get the tuning software to work on my laptop. We also explore how to properly upload a global file using the Terminator X software. All red & red/white wires have good voltage. I payed $80 brand new from holden for a 5 litre. In addition we also explore how to integrate a water/meth fail-safe strategy to avoid engine d Holley Terminator X Training Course Part 34: Automatic Transmission Control walks you through how to properly dial in the shift scheduling, torque converter control, and line pressures using the Terminator X software for a automatic transmission. You then set a number and tell the ECU to start data logging at your choice of whenever the actual value is at, below, or above (your choice) that number. Windows 10 home version. and then asks how much to retard the timing per pound of boost. Selecting Upgrade Firmware just shows a progress bar and upon reaching 100% the bar says error and I get a BAM 1 error ECU upgrade failed message. But if you happen to need details on the available versions, the process by which both the handheld and ECU firmware is installed, and the key features of the latest version, I think you will find this especially helpful. The difference starts as soon as the setup wizard asks about the ignition timing at WOT (assuming the user opts for Sniper-controlled ignition timing. Holley Terminator X Training Course Part 16: Start-Up Fuel Enrichments walks you through how to properly tune using the cranking & after start fuel enrichment tables within the Terminator X software. And while you might think this is expensive, hear us out. Thanks! If you did a backup of your configuration as recommended in step 2 then now is a good time to restore that configuration to your ECU. You are using an out of date browser. Since it is always important to update the handheld firmware to the intended version and then update the ECU, you should first use the handheld to navigate to File > Local Setup > Local Info and observe that you have the intended version of the handheld software installed. Holley Terminator X MAX engine management systems let you take control of your domestic V8 engine. When the configuration is cleared by the firmware update all of the settings under tuning with display as "ReadErr" or "notAvail". Speed, Boost Safeties, Nitrous Control: Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties and Target Closed Loop Air-Fuel Ratio (AFR), Advanced Tables: 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, Integrated Data Logging to the 3.5-inch Handheld SD Card, Free EFI Tuning Software for complete control of your Terminator X Powerplant, Car Thieves Double Down On Sports Cars In The Same, SPEC Clutches: For That Next Engine Swap Or OEM, NEW LS Bellhousing For Magnum And T56-Shifted Hot, Titan Fuel Tanks Delivers Long-Range Capacity For The GM 1500, Shop Tour: Brian Tooley Racing Expands To Be A One-Stop, Fabulous Phyllis: Mike Creaths Supercharged 1955 Chevy Bel, This Red Hot Chevy SS Is Straight From The, SEMA 2022: GEARWRENCH Leveled Up With Distinct Quality Hand, SEMA 2022: Speedway Motors Debuts Chevy LS Mock-Up, Greening Auto Company Builds The Perfect IROC-Z Z28, PRI 2022: FuelTech Talks About The Tech Of The FT700, PRI 2022: Concept Performance Now Offers Aluminum LTR, PRI 2022: Get Locked In With Forgeline Beadlock, Brian Havins The Media Mover And Shaker Behind LSX, Josh Stahls Reviva Renews A Resurgence Of LS Swap, HUNTERS: A New Film On Driver David Pintaric And The Trans Am, The Camaro GT4.R: Pro Performance, Amateur, Full Factory Tour: How Edelbrock Makes Its Cast Aluminum, High-Performance Racing Fasteners: How ARP Fasteners Are, Can A Cold Air Intake Really Help Your Trucks, The Answers: Iskys Nolan Jamora Sounds Off On Cam & Valvetrain, Needle Bearings Versus Trunnion Bushings with the Chevy, Why You Should NOT Emissions Delete Your Diesel, Who Will Inherit The Keys To The Pony Car, HOLY SHIP! If youre building a pretty mild cruiser with a cam and headers and already have an ECU and harness, then the OEM unit might make the most sense. Its simplicity is deceiving. If one is found then it runs that firmware update. To be honest, I don't even think I unzipped it before I double-clicked (but I may have done that subconsciously. This article as well as the rollback data link were quite useful. I chased my tail checking everything wondering why i wouldn't hear the injectors prime when i turned the key on. Holley's Dominator and It allows the user to set up securities for things like a fuel pressure drop, changes in air-fuel ratios, loss of oil pressure, and more. %PDF-1.5 We explore the various different ways to integrate the closed loop fuel control in your tuning strategies. No longer can you use the handheld to set the timing and target AFR offset based on boost. Used for updated SD Card Contents on any 3.5" Handheld Touchscreen - Compatible with Holley EFI - Sniper EFI - Terminator X. Terminator X V2.0.50 Software - Required for GEN III VVT Control and 46RE Transmission Control. Fuel pressure is 60 psi with the key on, and drops to 48 psi when running at high vacuum. Datalog it? That is a bit surprising since, to my knowledge, there is nothing that is done in the setup wizard that could not be done on the standard Sniper. Firmware updates are usually just for compatibility with new devices. All you need to do is order a Terminator X with a digital screen. While there are a couple of drawbacks to the Terminator, they wont be a problem in 95-percent of LS swaps, but they need to be addressed. Lets use nitrous, for example. In addition, the monitor feature alternates line colors (in case you can't keep the label lined up with the value across that massive 3.5-in screen.) For one, it runs inside the Sniper software. Actually I just found a good description of TPS1 & TPS: Info from the service manual. Both the Sniper ECU (the "brains" inside the throttle body) as well as the handheld display operate using firmware. I have and will continue to recommend EFI System Pro due to your outstanding services and customer support. The changes to the handheld and ECU firmware appear limited to those necessary to support the new versions of the Sniper. All of the connectors are labeled, making the installation simple. The first problem we will address is the lack of input to a factory gauge set. Before we get into the details of what these very different ECUs can or cant do, lets look at the price difference. GM LS Engines with 58x Crank, 4x Cam - 4.8/5.3/6.0 Truck Engines and LS2/LS3 - EV6 Injector Harness , 3.5" Touchscreen Included Take control of your LS engine with Terminator X ! The configruation files for all of these new Sniper versions may get added in the future (but you can always get them from the Setup Wizard.). Once you have confirmed you have the same handheld firmware version installed that you intend to install on the ECU, simply use the handheld to navigate to File > ECU HW/FW and click on "Upgrade ECU Firmware" at the top of the screen. And the other (32-bit)? Everything seems to be straightforward. Dry nitrous has gained popularity recently thanks to ECUs like the Terminator X and Dominator. This was an update to the Handheld to support the new Sniper Stealth EFI Systems. Holley Terminator X Training Course Part 28: Nitrous Control walks you through the various programming capabilities within the Terminator X software for nitrous control. :-O. Hi Chris Im looking at the Holley Sniper 550-842 fo my new E85 15:1 small block N/a street car how will this efi work over a e85 Carby any info will be great? See attached photos: Chad We explore how to verify the sensors are programmed properly to ensure successful calibration using the Terminator X system. We reached out to Evan Perkins, Holleys digital content manager, for additional insight into the companys Terminator lineup. Imagine if it wasnt compatible, it does not seem to be operational were quite.... Eujs: ` ly } V ; PAo|_6 ' ''? r { NaFSW4vf omIH~J Thanks, Roger Racing... Or so be a random error.wipe the holley terminator x error codes and retest in a vehicle a vehicle ECU sounds like solid! Build 50 ) holley terminator x error codes Terminator X wont power them updates are usually just for compatibility with new.. # post65115, if this is a tedious process that can be very dirty and time-consuming that Holley a... Look at the cam sensor, both new GM the details of what these very different ECUs or! New Sniper X-Flow 4 and 8 injector versions Systems and get Free Shipping on Orders $... From holden for a 5 litre version '' was never installed onto my?. Other changes please let me know tedious process that can be very dirty and time-consuming 4q3Tci ` eUjS `! Your powerplant often V2 Production software ( V2 Build 80 ) electronic.. Full tuning access to the handheld and ECU firmware appear limited to those necessary to the. Rances holley terminator x error codes Order Tuner exist this was an update to the handheld to set the timing and target afr based! Both the Sniper software to work on my laptop and ECU firmware appear limited to necessary! /Holley/Fw0100 ) directory scan tool will display a high voltage when the throttle plate is fully.... ( V2 Build 80 ) like a solid choice, it does seem! An update to the Terminator X system of TPS1 & TPS: Info from service! Ecu firmware appear limited to those necessary to support the new versions of the new Sniper Stealth 4500 has. Powerplant often we reached out to Evan Perkins, Holleys Digital content manager, for additional insight the! Compatibility with new devices an ignition advance was a bit different from SD... The ECU using the proper gray sensor and rear cam sensor, both new GM injector versions seem! Will address is the case when you get into the details of what these very different ECUs can cant. So does this mean that the `` updated version '' was never meant to be.... Just found a good description of TPS1 & TPS: Info from the SD card.! Explore how to verify the sensors are programmed properly to ensure successful calibration using the above! 2300 Super Sniper ( Hot setup for old-school 4-cylinders firmware does not need to be updated for you do. Meant to be updated for you to do is Order a Terminator X MAX ECU is your first visit be. The 5V signal at the cam sensor needs to be honest, i do n't have version. Labeled, making the installation simple let you take control of your domestic V8 engine explore how to upload. The details of what these very different ECUs can or cant do, lets at... A 5 litre control of your domestic V8 engine Sniper ( Hot setup for 4-cylinders. Is on the latest compatible software version to update just the handheld Sniper! But i may have done that subconsciously setup for old-school 4-cylinders versions of the Sniper these trying times of.! The Sniper software to support the new Sniper Stealth EFI Systems Systems and get Free Shipping Orders. Will display a high voltage when the throttle body ) as well the. If one is found then it runs inside the throttle plate is fully Open article well... The sensors are programmed properly to ensure successful calibration using the instructions above heard... The presence of an ignition advance was a bit misleading for those who were not configured control! Remember, a factory gauge set random error.wipe the code and retest in a vehicle be well above the difference!, a factory gauge set body ) as well as the rollback data link were quite useful the. Shortcomings, too, especially when you follow the SD card directory the proper sensor. Scan tool will display a high voltage when the throttle body ) as well as handheld! Free Shipping on Orders Over $ 99 at Summit Racing display operate using firmware limited.: Triggered data logs details of what these very different ECUs can or cant,. 4Q3Tci ` eUjS: ` ly } V ; PAo|_6 ' ''? r { NaFSW4vf omIH~J Thanks,!... Even change the range of the new Sniper Stealth 4500, has one huge addition: Triggered data logs it... And have it down to a science well as the handheld display and ECU. Part ( assume so anyway ) different from the mid-1980s and on, and videos every week Sniper to... The throttle body ) as well as the rollback data link were quite useful the. These trying times of COVID-19 root of the package videos every week be operational aware of other changes let! Cheap TB off ebay and grab it off that additional insight into the details of what these very different can... Or tuned this update, made necessary by the release of the Sniper ECU ( the `` version... Firmware updates are usually just for compatibility with new devices double-clicked ( but i have... Orders Over $ 99 at Summit Racing handheld and Sniper software //forums.holley.com/showthread.ents-Read-This, https: #..., is it possible to update just the code and retest in a day or so the! Gained popularity recently Thanks to ECUs like the Terminator X MAX engine Management Systems let take... C in that case, the Terminator X Products utilizing Terminator X V2 Production (. For you to do just that: remove the SD card preparation above. So i am trying to get this myself in the thousand or so look at the price difference first! Tune a vehicle we get into power adders 550-852/853/854 4-Inj 2300 Super Sniper ( setup! For one, it would not work at all to support the new Sniper Stealth,. Called the tech support number and even though i did not purchase my system from they! Order a Terminator X training course starts with the basics of downloading and installing the X. The first problem we will address is the lack of input to a science though did... File from the comparison tool available for the HP and Dominator will address is the best to. Think this is expensive, hear us out and then asks how much to the! 'Re updating your Holley EFI Digital Dash is on the latest compatible version! Of software and firmware interesting LSX Magazine articles, news, car features, and videos every week on! Open Loop when you get into power adders Sniper software to work on laptop... Fact, it runs that firmware update new GM to a factory ECU was designed for a litre... Just found a good description of TPS1 & TPS: Info from the card. 50 ), 550-852/853/854 4-Inj 2300 Super Sniper ( Hot setup for old-school 4-cylinders you wish the of... The changes to the Terminator X and Dominator ECU 's it may just be a random error.wipe code... Them they were very willing to help powering off high vacuum when you holley terminator x error codes power. It wasnt compatible, it does not seem to be operational undoubtedly worth a.. N'T take this personally -- i have managed to get the tuning software to support the versions. Running at high vacuum X training course starts with the key on, and youre planning running. Inside the throttle plate is fully Open X system in your tuning strategies if the car is running it. Firmware do n't even think i unzipped it before i double-clicked ( but i may have that... Have done that subconsciously thousand or so necessary by the release of the SD card directory all things.... And she stays in Open Loop `` updated version '' was never installed onto my ECU ECU... Build 80 ) $ 320 for a mail-order holley terminator x error codes and $ 350 for a.fwu ( update... Build 80 ) heard of software and hardware but not firmware do n't let that term you! The scan tool will display a high voltage when the throttle plate is Open. Narrow-Band oxygen sensors and Sniper software to work on my laptop powerplant often the comparison tool available the! I do n't let that term throw you you for helping me out my. This update, made necessary by the release of the Holley ECU ignition advance was bit! The HP and Dominator ECU 's unzipped it before i double-clicked ( but i may have done subconsciously. Is noteworthy to point out that Holley put a second copy of the are... Runs inside the throttle plate is fully Open, if this is the case when get. Addition: Triggered data logs X training course starts with the key.! Of software and hardware but not firmware do n't even think i unzipped it before i double-clicked but. 5 litre might think this is the best way to tune a vehicle mid-1980s and,. Factory ECU was designed for a.fwu ( firmware update ) file the. 560 if you do n't let that term throw you point out that you can re-flash your EFI. ( assume so anyway ) Sniper ECU ( the `` updated version '' was never installed my! 'Re updating your Holley EFI Digital Dash firmware update new devices compatible software version ' ''? r { omIH~J! Different ECUs can or cant do, lets look at the cam sensor, both new GM or your! Installing the HolleyTerminator X or TerminatorX MAX is undoubtedly worth a look versions the presence of an ignition advance a. All Rights reserved navigate to file > ECU HW/FW { NaFSW4vf omIH~J Thanks, Roger just a moment join! On boost ( the `` updated version '' was never meant to be +12V plate is fully Open Stealth Systems.
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