Search Results for: crank sensor
Using DIYAutoTune.com’s Nissan Optical Trigger Discs
Converting your Nissan distributor to a more MegaSquirt friendly design Many Nissans used a distributor or CAS with a set of four or six inner slits and 360 outer slits. Current MS3 firmware supports the SR20DET, RB series, and VG30DE/DETT trigger wheels, but MS1 and MS2 are only able to use this type of trigger…
Read MoreHow to MegaSquirt Your Chrysler, Dodge, or Mitsubishi 3.0 SOHC
Using the stock distributor Application(s): This article covers the 1988-1995 Mitsubishi / Dodge / Chrysler 3.0 SOHC V6, as used in K-car derived cars (Daytona, LeBaron, Shadow, Sundance, minivans, and other applications) as well as in the Mitsubishi Diamante and various Mitsubishi trucks. Level of control: Parallel installation — Fuel and Ignition Control. Most users…
Read MoreHow to MegaSquirt Your Mitsubishi 4G37
Using the stock distributor Application(s): This article covers the 1990-1994 Mitsubishi 4G37 1.8 SOHC motor, as used in the Eclipse, Talon, and Laser base models. Level of control: Full Standalone EMS– Fuel and Ignition Control Mitsubishi gave the entry level DSMs a 1.8 liter SOHC motor with slightly different controls than the 4G63s. This article…
Read MoreHow to MegaSquirt Your 4G63 Powered DSM (Eclipse/Talon/Laser)
Please read the ‘disclaimer’ at the top of the parent page here. This documentation is for using the MS1/Extra firmware version 029v or later, MS2/Extra 3.3.1 or later, and MS3 1.2.4 and later. Tach Input Background: Crank Angle Sensor (CAS) Wheel in the 1G DSM This article was originally based on the 1st gen…
Read MoreTechnical Articles
MegaSquirt Information And Technical Help 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…
Read More
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…
Read More
How to MegaSquirt your Toyota Supra Mk4 2JZ-GTE (JZA80)
MegaSquirt for the Mk 4 Toyota Supra, and other non VVTi Toyota 2JZ-GTE and 2JZ-GE applications The 2JZ engine gave the Toyota Supra a reputation as one of the top Japanese performance cars of the 1990s, and has also been a popular motor to swap into other platforms. DIYAutoTune’s 240SX land speed car is running…
Read MoreDIYPNP Documentation for 1987-1992 BMW 325
NOTE: The DIYPNPB55-K Kit has been discontinued as of 8/30/18. 1987-1992 BMW 325 USDM 2.5L M20B25 MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1987 BMW 325is 2.5L M20B25 with a manual transmission. All factory electronics/ignition system components are in place and the factory wiring harness is in…
Read MoreThe MegaSquirt 1 and 2 ECUs seem to have only four injector output pins (or terminals on the relay board) but they are labeled as pairs so this is even more confusing, do I have two or four injector outputs? And how does either two or four outputs allow me to run 6, 8, or 12 injectors?
With the MS1 and MS2 you have two ‘banks’ or groups of injectors. You can use one or both of them. With 1-6 cylinders one is fine, though you can use both and generally would do so unless you were using the second bank for a different purpose, such as staged injection. With more than six…
Read MoreI have a (insert year, make and model here), what exactly do I need to order for my car?
We’ll be glad to help you spec a system for your car but we’ll first need some basic information. The following list of questions will generally need answers to in order to assist with this. You can find this information in service manuals for your car/engine, on message boards and enthusiast sites, or sometimes by…
Read More