So basically if you have a megasquirt, here is where you can share what your car setup is and upload the different tunes you have to share within the community. Updated 32816 latest tuningutility software revisions tunerstudioms is the software application that is used to tune your megasquirt efi controller. Ive been looking for a solid serial to usb adapter to work with my laptop and megasquirt ecu. You can also bring your car to us and have it mapped. Megalogviewer is the software application used to view datalogs. Here is my setup stock ls1 super victor intake wilson elbow wilson 90mm tb 160lbs injectors s480 turbo running on e85 ms2extra 2. Glad to see things have cleared up and that you are making some progress. Cheap is the name of the game, but i dont want a total hunk of crap.
This unit is designed to modify the rpm output from ecus such as the megasquirt to work with rev counters that are designed to be used with a negative coil pulse. These steps will require the use of a timing light and a laptop with a copy of tunerstudio running. These include things like cold start pulse widths and acceleration enrichments. Tuning of warmup carries some challenges that are somewhat different from the tuning your fuel tables. We put in 42lb injectors because he wants to turbo down the road. Will auto tune veal adjust cell limits above 90 kpa, with ego. Yes, more timing means more advance which means a bigger number. Even though yours isnt 8x8, i can still use it to come close by. Prior to tuning afterstart, your warmup enrichment tables need to be dialed in as those values are also factored. The megasquirt explanation thread i know that there are a lot of variations of things that can be used but to me, the hardest to interface from a sensor side is the crank sensor and for those of us that want a cam signal, the cam sensor. These are the proper gmstyle sensors for use with the megasquirt line of ecus and come with the weatherproof connector and crimp pins.
Megaview is an addon accessory for the megasquirt electronic fuel injection system, providing realtime display of all engine operating parameters, and allowing for the edit of. Once it is warmed up, you probably dont get to start off with a completely cold engine again until. Beginning with the mspnp2, we redesigned the core of the mspnp hardware, basing it off of the much faster megasquirtii processor which will give you all of the control youve been looking for. Efi analytics, inc, 704 performance rd, mooresville, nc 2020. This project is based on the original open source megasquirtavr, which became the closed source commercial product known as vems. If i can recommend one thing to anyone getting into a stand alone ecu megasquirt speeduino or anything else like that register for. You can also deliver your car to us, leave it with us and collect it when. Your engine will run smoother, with excellent driveablity as well as what youre really after, the ability to tune your engine for maximum horsepower. If you can find the ford eecv adapter board then yes, it is practically plug and play. Ve, spark, and afr maps for 383ci chevy v8 megasquirt. Tuning maf setups this guide is for the older setup, please see msextra website for how to on the current setup.
In basic form it is capable of running both fuel and ignition. 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. I have run autotune for about an hour, and while it is driveable, i would appreciate some input. 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. The latest version for windows, linux, and macintosh can be found at. With additional options it turns into a very powerful engine performance modifier. Megasquirt 2 is a good upgrade path for megasquirt 1, and the best choice for a new budgetoriented installation. If you are looking for the lowest cost, rocksolid, fully tunable efi and ignition control solutions available, youve found it. Usb to serial cable tested to work with tunerstudio in a noisy automotive environment. You cant mess up the plugs, they only plug in to correct plugs. Megasquirt 2 is a standalone engine management controller.
It is a basic plugin, but demonstrates the use most of the apis. The windows 9xmexpvista7 software application you use to tune and configure your megasquirt or megasquirtii is either tuner studio by phil tobin or megatune by eric fahlgren. I tried disconnecting my iac which seemd to solve the problem when the car is cold, but as soon as it warms up it will begin to surge between 800 and 1200 rpm. Even better, you dont have to have a wideband for each cylinder. I started the car and the software immediately began dialing in the to the afr target. Unequaled tuning software featuring ve analyze live.
Home rx7 techmods mods megasquirt programming the ecu ms2. Megasquirt tuning basicscold start stinger performance. Here it is compiled and ready to install, simply download this an select install update tunerstudio plugin on the main menu. Same story as the 8793 for the most part, you just get the return the signals to different places. In general, this is all much easier to understand when you are working. Is there a central place where i can download maps that. As mentioned in another thread, i figured id go ahead and start this one. The threads are 38 npt pipe thread note that isnt an actual 38 o. It sure would be nice to have better explanations on what each value means. Megasquirt tuning basicstiming stinger performance. Based on a remote mount tfi module and a separate distributor. Download shadowdash from trusted partner, efi analytics.
I just purchased the registered version of tunerstudio and i tried out autotune. Granted, ms has a few more on top of that, but they all involve wiring and troubleshooting. Great thread guys, i intend to read it through all the way from the start. The idle smoothed out and the vacuum pulled by the engine climbed. I think when you rename your tune and keep working with that same tune, tunerstudio might. I believe i need to make small adjustments here and there just to work out the quirks.
Megasquirt ii to gm tbi adapter board make the installation even easier. It idles at 1,000 rpm would like it lower, and it backfires when i let off the gas. An engineer can come out to you and map your vehicle on site and on the road or track if not road legal. Even though yours isnt 8x8, i can still use it to come close by just leaving some rows and columns out here and there. Basically you get the tach input to the megasquirt pin 24 from the pip signal on the tfi module, and you send the outgoing ms ignition signal back out from pin 36 to the spout pin. Once i did that, and connected my ecu it synced right up. Megasquirt ii to gm tpi adapter board tpi owners, now its your turn. Megasquirt1 offers an extremely cost effective entry level to the aftermarket ecu market. This product provides basic engine control functionality and a very low price. Im fumbling along trying to get my 406 msi map even close.
Tuning involves setting all the parameters that megasquirt uses to be optimal for your engine, injection, and driving. Megasquirt diy efi unassembled kits are incredibly well documented, clearly labeled kits where every component is labeled with its component number to let you know where to install it on the pcb, as well as meticulous orientation and installation instructions. Btw, the i, ii, or iii just refers to the processor. There is a full copy of the original website in the downloads section. All of my numbers have come from reading about autotune here on the forums or about autotune in the manual. This adapter board fits inside a 746 or 747 ecu and lets you use megasquirt with many throttle body injected v6, small block, and big block applications. Megasquirt is a reprogrammable diy ecu engine control unit which is a great tool if you want to learn about engine control systems, you can buy in kit form and assemble yourself, all instructions are available in the online manuals as you are aware if you modify your engine by fitting high compression pistons, wild cams, multiple throttle. I have been working on tuning my friends 85 535i na. My car will have some form of standalone efi system eventually cant wait. I popped the cd into my laptop for driver installation. Usb to serial cable insure reliable connectivity, use a tested cable. Using 2 to 8 ego sensors on ms3, trim table autotune will tune your the trim tables. The mspnp will have a base ignition map loaded and ready to use.
For many just starting out on efi, megasquirt2 is a good entry point, and upgrading later on to megasquirt3 is a simple 5minute hardware swap. The generation 2 mspnp and all new mspnp pro reaches out to more of your favorite vehicles. It aims to provide logging, fully customisable gauge dashboards, tuning, and graphical log viewing. I pay no attention to lambda afr values for afterstart. Tap to record and make a new funny, cool or scary recording in our. The map above has a lot of idle timing because it came from my svo with a big cam and it sounded mean with that much timing. The most important thing to remember is that no matter how good soandso told you their map would work on your car, you are still ultimately responsible for making sure your ecu is properly setup for your car, and that your car is properly tuned. Well since tomorrow ill be receiving my megasquirt diypnp eeciv engine controller i figured i start up a thread about my adventures with iti also figured id just put this in the general tech section since newbees like me might not think to visit the efi section for such introductory information. Tuning megasquirt for a steady idle efi tuning questions. Megasquirt2 is a good upgrade path for megasquirt1, and the best choice for a new budgetoriented installation.
Megalogviewer an application to view and graph megasquirt log files. I hope there is plans for an autotune feature in the future. Megasquirt for dummies post by yoshi thu feb 26, 2009 9. Megasquirt support forum msextra how does autotune. On the market for a dedicated tuning laptop or tablet. Can anyone help me out with a decent base tune to get me started out. I think most of the info in the manuals is advanced info. However, it is necessary to ensure that the timing advance being commanded by the megasquirt is in sync with what the engine is actually receiving. Car 1995 must gt turbo msii pnp been having some idle surging going on at idle. I would love to have it auto tune while driving around without the laptop.
Update controller checkbox only available on some firmwares such as megasquirt 3. It will be used for tunerstudio, internet browsing aka frantically looking for solutions to tuning issues, and not much else. Granted, ms has a few more on top of that, but they all involve wiring and troubleshooting, since they all are hijacking the oem computer, basically. Dont be fooled by the affordable nature of these controllers. That means looking over the maps settings before you start the car.
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