Whether you are looking to gain indebt knowledge of efi by building a full featured ecu on your own, or simply want to save money building a proven reliable kit, from megasquirt origins the diy spirit is available in partial and complete kits. I think it would has been easier to just get the pcm flashed to remove the vats and egr and such. Megasquirt is a general purpose aftermarket electronic fuel injection efi controller designed. Updated 32816 latest tuningutility software revisions tunerstudioms is the software application that is used to tune your megasquirt efi controller. Verify all steps in the vehicle specific installation guide for your vehicle have been. Ive browsed the forums and im compiling databut if anyone has done an ms conversion and found a great resource for fiat conversionsid. Megalogviewer is the software application used to view datalogs.
Base map is preloaded to help your engine start on the first turn of the key. Porsche 944 8791 megasquirt gen2 plug and play standalone engine management systemfits porsche models. Simple idle tuning for megasquirt for issues like oscillating idle or stall duration. A very steep coding, electronic design, and tuning curve prevented the system from gaining wider.
For megasquirt2 ms2, microsquirt, mspnp2 ecus and plugnplay ecus based on the microsquirtmodule such as maxsfi from the dub shop, megasquirt2. Efi332 development started around 1999 and culminated in the release of about 200 kits in 2000. I have pieces of the original tune from the seller used as i screwed up and didnt know to save that original. You cant directly drive subaru wastespark coilpacks from a megasquirt. Now follow the megasquirt mega manual to the letter except for the following crucial differences. Hellofi conversion megasquirt on an 80 spider 2000. And there is quite a bit of learning and reading, but its all right here. More megasquirt information faq manual support forums. My question is, has anyone put megasquirt on their 3800. Manual del usuario inyeccion programable megasquirt ms contactos. Manuals for megasquirt 2, microsquirt, ms2, diypnp, mspnp2 and microsquirtmodule based ecus 3. If you need megasquirt data for the id725, please email us at sup. Megasquirt mustang plug and play gen 2 ecu tuner kit 94. This is the index to the latest webbased version of the manual for megasquirt.
I am not a ms expert and you may have to go to the ms site for a complete answer. Although there is a paid upgrade to tunerstudio, it is not needed to tune this ecu. Simplified spark output and vtec control circuit schematic models covered. Second, nonmspnp megasquirt such as a diy ms model may use different. Manuals are available to download as pdfs or to view online page by page in your webbrowser. Your engine will run smoother, with excellent driveablity as well as what youre really after, the ability to tune your engine for maximum horsepower. All bundled software for the extraefi ecus can be found here.
This is the index to the latest webbased version of the manual for the megasquirt efi controllers. Megasquirt pnp2 standalone ecu by add serious tuning potential to your 19941995 5. The megasquirts predecessor was the efi332 project, led by bruce bowling and al grippo. All 1992 2000 civics, del sols, and integras 19922001 prelude 19922002 accord four cylinder models some, but not all, obd0 hondas also work with this article. Megashift and the gm digital ratio adapter controller drac. Battery voltage correction ms v batfac is the number of milliseconds that your megasquirtii or microsquirt controller adds to each fuel injection pulse to compensate for the slower opening of the injectors with lower supply voltages. Instead, you can make megasquirt target a lean airfuel ratio while cruising, and go to a rich airfuel ratio under boost and have the oxygen sensor help you target both. Ive browsed the forums and im compiling databut if anyone has done an ms conversion and found a great resource for fiat conversionsid very appreciative. Megasquirt ms3pro pnp ecu 19992000 mazda mx5 miata manual. I received dozens of requests for this video, so i hope it answers many of your questions. A laptop or tuning computer to run the included tunerstudio ms software. I decided that temporarily i would use the factory knock box setup for spark just so id only have to battle one thing instead of two if problems did. This manual contains a reference of all the tuning settings, datalog fields and general tunerstudio usage. There is also a need for data feedback from the ecu.
Megasquirt pnp gen2 manual megasquirtpnp by diyautotune. Looks like the former used fidle output to work his tach tacho out. Note that this is the main documentation that is applicable to all mspnp2 platform ecus. I got a base ve map from another person running the same thing. Make offer 3 bar map sensor use with ecumaster aem proefi megasquirt. Even if you dont want ms to handle your spark i would still recommend reflashing to the ms ns extra code. Designed with the diy tuner in mind to give your mustang all the options of a custom engine management system at a fraction of the cost. Megasquirt manual my ms fired right up on the first try.
This is a good time to clean the excess flux from the board. Megasquirt is the premier doityourself efi controller. Controlling both ignition and injection in an extremely compact form factor itis a very capable systemat a very attractive price point. For determining the effects of gas pressure on the required spark gap, there is an sae paper, number 2000010245, entitled ignition system measurement techniques and correlations for breakdown and arc voltages and currents where the authors performed extensive testing with respect to gas pressure.
Megasquirt dash display when i originally started the display project i envisioned additional functionality. Canbus connector allows interconnection of other megasquirtcompatible devices for additional functions. Manuals for megasquirt2, microsquirt, ms2, diypnp, mspnp2 and microsquirtmodule based ecus 3. If you are using ms i without ignition control, you can either complete this step as with ms ii, or skip it it doesnt matter which since the ignition wont be hooked up.
Beginning with the mspnp2, we redesigned the core of the mspnp hardware, basing it off of the much faster megasquirt ii processor which will give you all of the control youve been looking for. So you can now control multiple fans, read multiple analog sensors, log speed sensors, and a whole lot more. Megasquirt mustang ms3pro plug and play standalone. Supports use of original ms tach input, ignition coil triggering, vr, hall and optical sensor. Hey guys, im tuning a boosted ej20g with a megasquirt 3 with ms3x setup for full sequential injection and wrxsti coilpacks as.
The megasquirt s predecessor was the efi332 project, led by bruce bowling and al grippo. Mx5 unleashed mega squirt pnp installation instruction. The latest version for windows, linux, and macintosh can be found at. If you are not using the igbt high current driver circuit, but want to use the megasquirtii output to control an ignition module 7 or 8 pin hei for example, jumper. For determining the effects of gas pressure on the required spark gap, there is an sae paper, number 2000010245. Mx5 unleashed mega squirt pnp installation instruction for.
Megasquirtpnp plugnplay standalone engine management systems by. The software application you use to tune and configure your megasquirtii or microsquirt is called megatune2. Megasquirt completed efi tuning questions and engine management. Megasquirt completed efi tuning questions and engine. Everything is completely different than tuning with open ecu. Megasquirt1 offers an extremely cost effective entry level to the aftermarket ecu market. The new v3 board that just came out will drive coils directly and also imput a vr signal. Instead of afrs for fueling, im dealing with pulsewidths and ve tables. Configuring megasquirtii or microsquirt tuning software. The wiring harness needs to be built for the application and it does take some time to solder up the circuit board and such. Megasquirt 2 ems with ms2 extra firmware stand alone engine. Theres a reference in the ms manual about building a special circuit, but id much rather find something someone else has made work.
This manual is updated frequently, and contains the latest information on assembling, testing, troubleshooting, installing, and tuning your megasquirt efi controller. You cant mess up the plugs, they only plug in to correct plugs. Its a nice upgrade in general, mainly giving a 12x12 fuel table over the default 8x8. This will tell the megasquirt to ignore our ignition table and hold a fixed advance. To enable this, select lambda afr settings from the more settings menu, and turn on the 8 x 8 afr target table for ve table 1. Manuals for megasquirt2, microsquirt, ms2, diypnp, mspnp2 and microsquirt module based ecus 3. The megasquirt pnp takes over the functions the stock ecu provides fuel control. Battery voltage correction ms v batfac is the number of milliseconds that megasquirtii or microsquirt adds to each fuel injection pulse to compensate for the slower opening of the injectors with lower supply voltages.
Megasquirt manuals index for megasquirt1, megasquirt2, microsquirt, megasquirt3. Because there is such a difference between the setup of the various megasquirt versions, each ecu has its own configuration page. The ms only has a single ignition output to run a distributor. Megasquirt pnp gen2 mk9395 for 9395 probe mx6 v6 manual trans standalone ms2. This page provides information on how the 4l80e automatic transmission from general motors operates with the megashift controller, as well as the tunerstudioms settings needed to configure the controller the 4l80e is a 4speed with overdrive, electronically controlled transmission, with ratios. Whether you have a type 1 beetle, type 4 bus, type 3 squareback, 914 or a thing, i continue to develop parts that will help you on your journey with efi. July 2017 learn how and when to remove this template message. For each individual model there is a modelspecific addendum to this documentation which addresses the particular installation needs and other unique features of each model of mspnp2.
Starting this post since i noticed many inquires about the megasquirt system, hopefully we will learn more about this. The dub shop is dedicated to tailoring the best fuel injection and ignition packages for air cooled volkswagens built for the street, offroad or racing. The id850, id, id0, id1700 and id2000 are currently available. Megasquirt mustang plug and play gen 2 ecu tuner kit 9495 5. The megasquirt injector characterization is done a little differently than some other systems. This serves as my hello to everyone and also, the beginning of a hunt for info. The system used a 32bit mc68332 microcontroller from motorola. Hey guys, new to the site i have street legal dune buggy that currently has a series i 3800 with a custom turbo pushing it. Either msnse or the msii can control this, allowing the megasquirt v3 to both read common distributor pickups and control the coil on its own. Step 1 you are using the ljet case so forget the part about making sure the board fits in the recommended ms case, it fits in the ljet skeleton with room to spare. Many sections are like an instruction manual and some close to advertising. If you need something and you cant locate it, feel free to contact me using the button in the support section above. Who knew it would take so long to make this happen. An interrupt is generated at the specified interval, and the real time data is pulled down from your microsquirt controller.
Either msnse or the ms ii can control this, allowing the megasquirt v3 to both read common distributor pickups and control the coil on its own. You can check the tuning section of this manual for the details of how pressure varies with elevation. Megasquirt ms3pro pnp ecu 19992000 mazda mx5 miata. It is updated frequently, and contains the latest information on assembling, testing, troubleshooting, installing, and tuning your. An interrupt is generated at the specified interval, and the real time data is pulled down from the megasquirt controller. The microsquirt is a great matchfor 4cylinder engines and can also runv6, v8 and other engines too. This product provides basic engine control functionality and a very low price. This value is a static value that the megasquirt will use to command ignition timing. After that the vacuum line, i have another pipe added to the intake plenum but you can put a t on the vacuum line going to the cruise control, the other one goes to the carbon canister and there is a switch that switches on and off which would produce pulses in your signal. Fully plug and play installation no wiring required for basic functionality. With a little digging around i have found out this coil pack is for a 2000 impreza 2. Megashift 4l80e wiring gpio board from bowling and grippo.
I know that many members here are running megasquirt in their cars. This manual contains a quickstart guide, installation, tuning and. Megasquirt as an ignition module the v3 main board has a builtin ignition circuit, also known as the high current driver. The vehicle used for drawing up these application docs was a usdm 1999 mazda miata 1. Hey guys, im tuning a boosted ej20g with a megasquirt 3 with ms3x setup for full sequential injection and wrxsti coilpacks as well. Megasquirt plug and play programmable ecu for miata mx5. Timer interval ms the timer interval dictates how frequently the runtime and tuning displays are updated. The microsquirt is the latest addition to the popular megasquirt family. Egt input, automatic transmission controller, additional sensors.
If you havent already, please read the disclaimer at the top of the parent page here. All factory electronicsignition system components are in place and the factory wiring harness is in perfect condition. The timer interval dictates how frequently the runtime and tuning displays are updated. Home rx7 techmods mods megasquirt programming the ecu ms2 this section covers programming the ms2 ecu to run the b rotary. I just bought a series iii motor for it that i am supercharging instead. General io extender more good firmware from james murray, you can use the microsquirt in conjunction with your existing megasquirt 2 and megasquirt 3 based hardware to extend your hardware io.