DIYPNP Documentation for 1983-1984 Toyota Supra

NOTE: The DIYPNPN52-K Kit has been discontinued as of 8/30/18. (If you found this page looking for our JZA80 MK4 Supra 2JZ Plug and Play PNP ECUs– click here!) 1983-1984 Toyota Supra USDM 5MGE MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1983 Toyota Supra.  All factory electronics/ignition…

Miata Torsen Diff ‘Clover’ Removal

Symptom: Tinny metal on metal vibration noise in the rear of the drivetrain near the differential.  Only when moving, but doesn’t change directly correlating to speed.  The car in question had a 99 manual diff in it. More Info: So we had blown out the tranny in our turbo Miata at the last autocross, just…

MegaSquirt Carb to EFI Conversion – Part 1: TBI Fuel Only

From Carb to EFI on just a fistful of dollars… Updated 3/3/09 – Added dyno chart showing comparison of readings taken on old vs new dyno. Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive…

MegaSquirt Technical Help For Installing EFI/EMS Systems

All of the following information is provided in the hopes that others’ efforts can be of benefit to you in your install. We do not have one of each type of vehicle mentioned here, therefore no first hand experience with most of these to confirm each of them.  This information is to help point you in the…

How to MegaSquirt Your Toyota 22RE

This article submitted by [email protected] and has not been tested at DIYAutoTune.com, but we greatly appreciate you Darin, for all your hard work! Looking for the easiest way to MegaSquirt these trucks? Since this article was written, we’ve come out with a MegaSquirt PNP for 22RE powered trucks. This is a fully assembled, plug and…

How to MegaSquirt Your 4AGE Powered MKI Toyota MR2 or AE86 Corolla

(or other Toyota VAST Ignition Vehicle) Want to make your install as easy as possible? Our MSPNP fully assembled, plug and play, ready to run unit that makes installing MegaSquirt a snap. Click here for MSPNP installation instructions and you can order them here. For those who’d rather set this up the DIY way, read on. Also– if…

MSPNP, MS3Pro, and Other Engine Management Solutions!

The EFI Tuners Guide – Learn How EFI works!

A practical guide on how to understand and tune your engine/car with Electronic Fuel Injection and Ignition with an aftermarket Standalone Engine Management System  Updated September 2022 by Jerry Hoffmann Our EFI Tuners Guide is aimed first and foremost to the DIY EFI installer, configurer, and tuner, this guide will help you understand WHY you…

Quick Tech Tip: MS3Pro, MSPNP, MegaSquirt and Windows XP

Products this applies to: MS3Pro, MSPNP, MicroSquirt, MegaSquirt 1/2/3 with TunerStudio on a Windows XP PC   Problem: If you’re trying to connect to any of our MegaSquirt based products with Windows XP and you’re having trouble — here’s the skinny: The serial library was updated to support Mac OS M1 and ARM64 on Linux..…

MegaSquirt ECU Options

MegaSquirt EFI – the original, and still the best This covers the “core” MegaSquirt lineup – for other products, including MSPNP and MSPNP Pro plug and play options as well as the MS3Pro lineup, please see our “Which MegaSquirt is right for you?” page. The original MegaSquirt-I is out of production – the processor is…