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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…

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Support Article

Using DIYAutoTune.com’s Revised Pattern 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…

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Support Article

Installing a DIYAutoTune.com Crank Trigger

This article covers how to install the DIYAutoTune.com trigger wheels.  You can use a variety of sensors with these; we’ve tested them with both Ford and GM VR sensor pickups.  We recommend mounting the trigger wheel in the same orientation that Ford used on their EDIS installations when using these trigger wheels on a 4,…

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How to MegaSquirt Your V6 Powered Ford Probe GT or Mazda MX-6/MX-3

Using the stock distributor, wasted spark, or coil on plug Looking for the easiest way to do this? We now have a MSPNP option, currently available for 1993-1995 models. This ECU comes fully assembled and ready to plug into the stock wiring. See this link for how to install a MSPNP in these cars. To…

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Support Article

How to MegaSquirt Your Modular Motor Powered Mustang

Applications: 1996-2004 Mustangs with the 4.6 modular motor. We’ll also have a couple tips on other vehicles with the 4.6 and 5.4 liter mod motor V8s; the modifications are about the same if you’re working with a Thunderbird, Navigator, Crown Victoria, Lightning, or F150 as well. These motors all use the same sort of crank…

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Support Article

How to MegaSquirt Your BMW E30 325i and Other M20/M30 Applications

MegaSquirt installation on BMW M20 and M30 engines, using the factory crank trigger MSPNP ALERT! Check out our out of the box plug & play solution for 87-92 BMW E30 325i, ready to plug into your factory harness!  Typical installation takes around an hour. It’s ready to run this engine out of the box, with no…

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Converting the pattern on a 7X GM trigger wheel to its composite log.
Support Article

Using the Tooth Logger and Composite Logger

The tooth logger and composite logger TunerStudio’s tooth logger and composite logger are powerful tools for troubleshooting problems with the MegaSquirt’s RPM input. These are both under the Diagnostic and High Speed Loggers menu. The tooth log records the time between individual pulses from the crankshaft position sensor. The composite log works similarly to a…

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Dynocom CR MS3Pro PNP ECU Controlled MK4 MKIV Toyota Supra
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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…

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Support Article

Installation and Wiring

Your VVTuner CCM module will provide years of consistent and reliable operation if care is used during its handling and installation. The hardware is designed to work within the environment found within the interior of the typical automobile and the rugged applications that may be experienced. However, the controller is an electronic device that is…

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Support Article

Configuring Megasquirt for a DIYAutoTune.com Crank Trigger

This article covers how to configure Megasquirt for our line of 36-1 trigger wheels.  See the main Megasquirt trigger wheel page for more details on the trigger wheels, including how to install them on your car. In this article, we will use the standard orientation described in the installation guide.  Here’s how many teeth the…

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