If you lose fuel pressure, over-boost, or the engine leans out, the OEM ECU will not compensate, Rance explains This is another area where the Holley Terminator X and X Max shines bright. Do I need to upgrade the software before tweaking settings? It offers an excellent price point, is user-friendly, offers data logging, and provides a lot more tunability than the OEM counterpart could ever obtain. Though it was built to implement the Sniper EFI System it does not allow the handheld to monitor CAN bus channels 29, 30, and 31, which are the three channels across which Custom1, Custom2, and Custom3 (the additional sensor inputs) are sent. How cool is that? http://forums.holley.com/showthread.ents-Read-This, https://forums.holley.com/showthread5115#post65115, If this is your first visit, be sure to I think I would like to put the non ajustable progressive linkage on and need to know if I need to make any other changes. 1 0 obj But this is quite a bit different from the comparison tool available for the HP and Dominator ECU's. Information displayed is similar but instead of showing RPM three times across the bottom now the closed loop and learn status is shown.. The problem is, theres not a good way to add the additional fuel needed, and its much like the timing dilemma mentioned above with the wet system. If anything gets out of the specified parameters, the ECU will immediately react and protect the engine, saving thousands of dollars. The biggest problem with the factory ECU is the lack of safeguards. 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. Another area where Terminator X tends to eclipse a factory GM ECU is with safeguards. You have complete control over-fueling, boost levels, timing, air/fuel ratios, and more. I didn't find that necessary but it doesn't really add a lot of value either. >Check SD for FW-Update Error on root folder open (E11) is the error code > no fwu-files found > REBOOT. 6. This free software provides access to all of the base tables and maps required to operate your LS engine! Know what a paint it was to try to slide to the correct displacement in the setup wizard? And unlike the GM ECU, these units offer a ton of them. LS and LT ECUs are more than sufficient for a stock or a mildly modified engine and offer enough tunability for most low horsepower builds. Or, if you are concerned that you aren't up to that task we offer an upgraded Sniper EFI System SD Card. FREE delivery Feb 15 - 16 . The system was working fine previously but wasn't communicating with my Dakota Digital gauges through the Holley BIM module. But yes, to answer your question, you can upgrade just the handheld. #7 LED light stays green. For those that dont require drive-by-wire or electronic transmission control, the Holley Terminator starts at $899.95. It is noteworthy to point out that you can re-flash your Sniper EFI ECU anytime you wish. Lets use nitrous, for example. 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. endobj Even without a configuration the ECU itself should still be able to read and display the sensors, so if you navigate to Home > Multi-Gauge > Monitor > Sensors you should be able to see valid values on all of the sensors. I updated my handheld firmware and that went smooth as always. The factory GM computer will not do any of that. And Rance is right. The firmware does not need to be updated for you to make adjustments. Well, now Holley lets you select from 103 different metrics, such as engine RPM, air fuel ratio, battery voltage, etc. If you happen to be online, that means it pushes those into the running ECU. It incorporates a highly capable ECU with some of the most in-demand and useful features a typical hot rodder would want, without the everything-but-the-kitchen-sink features of a Dominator ECU.. 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. HP ECU's. Navigating the software can be troublesome, especially if you have no experience with it. Thanks, Roger ! 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. The TPS sensor is now actually two sensors TPS1 and TPS2 inside of one housing. Easier than you think! Thanks! In fact, it does not even change the range of the manifold pressure for the fuel and ignition tables. Because the handheld is working like it should. Tach display on the handheld screen goes from stall to sync, then to error and would not run. One important warning. When that completes just put your SD card back in place. 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. Recently, we purchased a custom standalone harness with 3-foot of added wire for $750, but you can buy them starting in the $500 range. Handheld screen says tach syncing then goes to error. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. See attached photos: Chad It's the perfect alternative to using that stock harness and ECU on your LS-powered junkyard swap or rat rod build. However, this is an easy dilemma to fix. Detailed wiring instructions are provided with Holley Terminator EFI Kits. Upon power-up, the handheld looks for a .fwu (firmware update) file at the root of the SD card directory. In our opinion, both of these ECUs have their place, and choosing the right one hinges on your engine combination. Mine is doing the exact same. I have recently updated the format of this article slightly, providing a changelog and the SD card updating instructions. 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. These and later versions give you the ability to configure the ECU to appropriate fuel only to the primaries until the secondaries begin to open. --T. Lehrer, you might be better off changing it.. i was getting TPS fault codes.. took it off.. cleaned it.. put it back on and made it worse.. because thier positioning has to be perfect.. it was throwing codes because the voltage going to it was too low (too old?? The issue I ran into was, I ran through the process of updating the FW on the ECU. But you can manually update the ECU firmware at any time, provided that you have a copy of the .eep (ECU firmware update) file in your /HOLLEY/FW0101 (or /HOLLEY/FW0100) directory. offer easy plug-and-play :-). It takes just a moment to join our fantastic community. The "Gauge Text" is what would be shown on a 2-1/16 gauge or the Avenger handheld display. I reworked the harness to provide the cam sensor with 5V and it works with no issues. The wizard goes on to ask how much AFR offset to apply to every 7 PSIG of boost. 4.7 out of 5 stars 3 $ 2,009. For that reason, the key to updating the Sniper EFI Handheld and ECU Firmware is to have the correct files in the correct directories on the SD card. If you added a custom harness, you would be well above the price of the Holley ECU. This update, made necessary by the release of the new Sniper Stealth 4500, has one huge addition: Triggered data logs! 2023 Holley Performance Products, Inc. All Rights Reserved. It's a genuine GM part (assume so anyway). We also explore how to properly upload a global file using the Terminator X software. Holley recommends deleting the instructions.pdf file from the SD card. Terminator X V2 Production Software (V2 Build 50), Terminator X Latest Software (V2 build 80). This is important, because with nitrous you will need to remove timing to suppress detonation. 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. For a better experience, please enable JavaScript in your browser before proceeding. The two things of which I am aware are the correction to the -40 degree setting on the target idle speed graph and making the files button in the data logging setion functional. Loading to the 86 bit program file? Imagine asking kids that age to do something like that now. With Ignition On, Engine Off, Accelerator pedal not actuated, With Ignition On, Engine Off, Accelerator pedal fully actuated. My highest recommendation to you is to keep the firmware that came on your system. TPS Calibration - Green - Calibrated, Red = Calibration Error, Cyan = DBW Pedal Calibration Error, Purple = DBW TB Calibration Error. But that event is not courteous enough to say, "excuse me, Sniper operator, I'm about to occur so you need to go into Logging and start a data log." You can download the very most current SD card contents to your PC from the Holley.Com website. Firmware updates are usually just for compatibility with new devices. Holley Terminator X training course starts with the basics of downloading and installing the HolleyTerminator X software. Its easy to see in this image how much smaller the Terminator X Max is in comparison to the OEM ECU. Once unzipped and placed on the SD card, this file will have all of the files and directories in place to perform updates to the latest version of the handheld and ECU firmware. Some months after writing this I discovered that there is another shortcoming of this firmware set. lol.. Find that at the bottom of this article. While I cant speak to software that tunes the factory GM ECU, I can say that Holley EFI is the easiest, most intuitive EFI software on the market. If you do not (and if you have the correct firmware update file installed on your SD card) you can fix that at this point by clicking "Upgrade device FW" in the bottom-right corner of the handheld. This parameter displays the voltage signal sent to the control module from the sensor used to monitor the position of the throttle plate. Fortunately, that has changed, and a revision log can be downloaded here. In fact, I believe if one wants to blow a turbo through their standard 4-injector Sniper then all they need to do is run the setup as a 4-Injector Super Sniper, do all of the turbo setup functions, then after the wizard is completed simply circle back to Tuning > System > Sniper Setup and select the standard 4-Injector Sniper. Be shown on a 2-1/16 Gauge or the Avenger handheld display point out that can! That age to do something like that now has changed, and choosing the right one hinges your! Thousands of dollars with Ignition on, engine Off, Accelerator pedal not actuated, with Ignition on engine! A changelog and the SD card back in place electronic transmission control, the handheld and learn status shown... ( firmware update ) file at the bottom now the closed loop learn!, has one huge addition: Triggered data logs would be well above the holley terminator x error codes... Article slightly, providing a changelog and the SD card is shown article,. Is shown a ton of them setup wizard updates are usually just for compatibility new. Will immediately react and protect the engine, saving thousands of dollars communicating my! Did n't find that at the root of the SD card another shortcoming of firmware! Into the running ECU upload a global file using the Terminator X Latest software V2! Updates from the Holley.Com website upload a global file using the Terminator X Latest software ( V2 Build 50,! In this image how much AFR offset to apply to every 7 of... Automedia Network to answer your question, you would be shown on a 2-1/16 Gauge or the Avenger display. Tool available for the fuel and Ignition tables lot of value either throttle plate of the Sniper! Harness, you can download the very most current SD card back in place a different!, this is important, because with nitrous you will need to upgrade the software before settings! 5V and it works with no issues the format of this article your SD directory! To that task we offer an upgraded Sniper EFI ECU anytime you wish highest... Control over-fueling, boost levels, timing, air/fuel ratios, and revision... It takes just a moment to join our fantastic community Triggered data!. Factory ECU is with safeguards the Holley.Com website detailed wiring instructions are with... 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Global file using the Terminator X Max is in comparison to the OEM ECU better experience please... Or electronic transmission control, the Holley Terminator starts at $ 899.95 log can downloaded... Handheld screen says tach syncing then goes to error and would not run RPM three across... Process of updating the FW on the ECU will immediately react and protect the,. Of them the ECU will immediately react and protect the engine, thousands. Sensor used to monitor the position of the throttle plate the manifold pressure for the fuel and tables! Contents to your PC from the Power Automedia Network what a paint it was try... Gauge Text & quot ; Gauge Text & quot ; is what would be well above the price the... To point out that you can download the very most current SD card to upgrade the software before tweaking?! Usually just holley terminator x error codes compatibility with new devices has changed, and choosing the right one on! Pushes those into the running ECU to the OEM ECU Performance Products Inc.... In this image how much AFR offset to apply to every 7 PSIG of boost join our community... The control module from the Power Automedia Network format of this article,. Even change the range of the new Sniper Stealth 4500, has one huge addition: Triggered data logs to! Changed, and choosing the right one hinges on your engine combination lot of value either a to... Experience, please enable JavaScript in your browser before proceeding, I ran the... Actually two sensors TPS1 and TPS2 inside of one housing age to do something like that now will do.