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Loading Firmware

Loading the Firmware onto your DIYPNP This article will cover how to load firmware on your DIYPNP ECU, in a step-by-step manner. Step 1 — Download the firmware The first thing we’ll want to do is make sure we’ve downloaded the firmware version that we are planning to upload to the DIYPNP ECU. You can…

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Ignition Control – DIYPNP v1.1

Ignition control is one of the more involved parts of the DIYPNP installation to set up, and may take a bit of trial and error if you do not have an application guide to cover what mods you need. This page will explain the ignition control, both the inputs and the outputs. We’ve made the…

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Ignition Control – DIYPNP v1.5

Ignition control is one of the more involved parts of the DIYPNP installation to set up, and may take a bit of trial and error if you do not have an application guide to cover what mods you need. This page will explain the ignition control, both the inputs and the outputs. We’ve made the…

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Main Board Assembly

First, you will want to decide which components you will be using, as not all installations need all components. Here is a list of what parts go with what circuit. Note that U3 is used for multiple circuits, and must be installed for any of the circuits to work. There are a couple parts that…

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DIYBOB

Do It Yourself Break Out Board The DIYBOB breakout boards from DIYAutoTune.com that allows you to easily build professional looking adapter harnesses to connect the engine management of your choice to a wide variety of cars.  The DIYBOB includes an OEM style connector, circuit board, and an anodized aluminum case to finish it with a…

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Toyota MegaSquirt Installation Articles

How to MegaSquirt your 4AGE / 4AGTE Powered Toyota (MR2, AE86 and AE92 Corolla) Covering Plug-N-Play setups using the MS-I PCB2.2 or PCB3.0 with the MSnS_E firmware, AND using the MegaSquirt-II! How to MegaSquirt your 22RE or 22RTE powered Toyota!  Thanks to Darin Ginther for this excellent writeup that I’m sure will help many of…

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Subaru MegaSquirt Installation Articles

How to MegaSquirt your 1987 Subaru RX Turbo!  Written up as an addition to a SubieSport article in the April 06 magazine — everything you need to know for a plug-n-play installation!

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Understanding MS

MSPNP, MS3Pro, and Other Engine Management Solutions!   Understanding the MegaSquirt Engine Management System and choosing a system that is right for you: What the heck is a MegaSquirt? Where do I start? What do I need? How difficult is it to assemble a MegaSquirt myself? I have a (insert year, make and model here),…

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MegaSquirt Ignition Table showing common areas of interest when tuning. Idle, Cruise. Overrun, Transition/Moderate Throttle, and FULL THROTTLE AWESOMENESS!
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How To Check and Set Base Ignition Timing

This step occurs after ensuring that your base ignition settings are correct and the car starts, but before actually taking the car for a drive or presenting load to the motor. This is the first step in the actual tuning process, after finishing the installation process. For the article, we are using a MS2 ECU…

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MegaSquirt and EMS Related Technical Articles

Note– these are here to help guide you and provide information.  As with anything involving electronics, computers, and cars bad things can happen without proper research and planning.  Do your homework.  We cannot be responsible for any of your actions or their results whether based on this information or not.  Be smart, and be safe……

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