AMP EFI transmission control documentation

AMP EFI offers complete turn-key plug and play transmission controllers for GM / Chevy transmissions. Currently, we offer programmable 4L60E transmission controller and 4L80E transmission controller packages. You can also use a standard MicroSquirt ECU package and load it with transmission control firmware to control other transmissions, such as the Ford 4R70W and 4R100W. Converting the…

MegaSquirt EFI Tuning: From start up/base maps to dyno ready

Guest Blog Entry by Jeff Linfert Jeff has been a long time user, reseller, installer, and tuner of our products for many, many years now and has offered up some of his thoughts and insights on how to help you get the most out of your car and engine management system. If you need installation…

MS3Pro Ultimate & EVO F5 Replacement Fuse

SKU: 045106.3MRL

The MS3Pro ECU’s feature user-replaceable fuses that protect against voltage spikes and other abuse. To replace these fuses, use a needle nose pliers to pull the fuse out of its holder, and then push in the replacement fuse by hand. This is the 6000mA fuse used for protecting the main 12V power supply in the…

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PAY OVER TIME, ON YOUR TERMS

DIYAutoTune has partnered with Affirm to offer our customers easy, affordable financing for your engine management system needs! Instant decision, no hidden fees or surprises. See below for more information and frequently asked questions. Choose 3, 6, or 12 Monthly Payments CLICK HERE to Prequalify Now How to make a purchase with Affirm: Shop with…

Using the Chevy Vortec ignition module

A basic ignition module While some MegaSquirt versions have ignition modules built in, many versions do not, including the MicroSquirt, wire-in MS3Pros, and many others. These have 5 volt logic level spark outputs instead. If you need to run a distributorless ignition where the coils need an external ignition module, our QuadSpark is a great…

MS3Pro Ultimate F4/F6 Replacement Fuse

SKU: 0451.375MRL

The MS3Pro ECU’s feature user-replaceable fuses that protect against voltage spikes and other abuse. To replace these fuses, use a needle nose pliers to pull the fuse out of its holder, and then push in the replacement fuse by hand. This is the 375mA fuse used for protecting both 5V power supplies in the MS3Pro Ultimate ECU.…

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Ford EDIS Megasquirt Conversion 289 302 351

January 2010 Justin Finney provided us with a writeup on use of a DIYAutoTune MegaSquirt EMS systems, trigger wheels and installation of a Ford EDIS ignition system on a 1966 Bronco. Ford EDIS Megasquirt Conversion 289 302 351 Why Do this Conversion Bigger spark (no spark lost from the rotor to cap) Precise timing (timing…

Glossary

VVTuner CCM “VVTuner Camshaft Control Module”. The hardware interface that accepts signals from various inputs including camshaft and crankshaft sensors, pressure sensors, and system voltage to accurately control the camshaft position based upon the user’s settings. AWG “American Wire Gauge”.  Unit of measurement as related to the cross sectional size of a wire.  Smaller numbers…

MegaSquirt EMS Engine Tuning Information

This is for informational purposes only and IS NOT a replacement for thoroughly reading the MS/Extra Manuals, studying up a bit on the principals of tuning a car, and common sense ;).  It’s based on our experiences, study, training and plenty of practice and we hope you find it helpful.  As always, take your time,…

MegaSquirt EMS and the RacePak Line of Digital Dashes and Dataloggers

MegaSquirt / RacePak Interface Modules now available! RacePak Interface Module for MegaSquirt 1: 230-vm-efims1 RacePak Interface Module for MegaSquirt 2 & 3: 230-vm-efims2 (includes ALL MSPNP & MS3-Pro) RacePak supports the use of the RacePak line of dashes/dataloggers with the MegaSquirt line of EFI systems.  MS1, MS2 & MS3 platforms have been tested by RacePak; Their official press release:…