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Tuning Guide
Looking for the DIY EFI Tuners Guide? Say no more. Here it is! Tuning the VVTuner Standalone VVT Controller for Miatas. Once properly installed and communication has been established between the tuning laptop and VVTuner, the controls and use will be fairly straight-forward if you’ve even done any tuning before. When you…
Read MoreMS3Pro Module
The easy way to put the power of MS3Pro to work for your own board! Order MS3Pro Modules here The MS3Pro Module puts the MS3Pro circuitry on a board where we’ve replaced the AMPSEAL connectors with 0.100″ pin headers. This provides the core ‘brains’ needed to build MS3Pro capable ECU or Plug-N-Play ECU with all…
Read MoreInside the V3.57 Board
The V3.57 board is mostly a surface-mount version of the V3.0, designed for automated assembly. However, it has a few interesting features added to it to make it easier to configure for extra inputs and outputs. The most obvious feature is the extra DB15 connector next to the DB9 serial port. Three of the pins…
Read MoreHow to MegaSquirt Your Volvo 240, 740, or 940
If you haven’t already, please read the ‘disclaimer’ at the top of the parent page here. Overview The Volvo 240 and its relatives have a well balanced rear wheel drive chassis and a solidly built engine, but when you start adding boost the stock engine management system can have problems accounting for the extra air…
Read MoreHow to MegaSquirt Your Nissan Skyline RB25DET (or Other RBs)
Application(s): Nissan Skyline RB motors with the OEM distributorless ignition. Level of control: Full Standalone EMS– Fuel and Ignition Control The Nissan RB series was never sold in the United States, but it’s been a popular engine to swap into 240SXs and other cars. The cam angle sensor has often been a bit of an…
Read MoreHow to MegaSquirt Your Z32 Nissan 300ZX
Application(s): 1990 to 1996 Nissan 300ZX VG30DE and VG30DETT motors with the OEM distributorless ignition. Level of control: Full Standalone EMS– Fuel and Ignition Control The cam angle sensor has often been a bit of an issue for MegaSquirt, but now with MS3’s new V1.1 code, you don’t have to disassemble the CAS for an…
Read MoreHow to MegaSquirt Your Chrysler Hemi Engine
How to MegaSquirt your Gen III Hemi, using stock sensors and coils Updated 6/1/2018 – now with VVT settings! For MS3Pro settings, see section 5.3.4.16 of the MS3Pro manual for VVT motors, 5.4.7 for non-VVT motors. Application(s): This article covers the new Mopar Hemi Magnum engines (5.7, 6.1, or 6.4) that Chrysler started producing in…
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 Honda or Acura
If you haven’t already, please read the ‘disclaimer’ at the top of the parent page here. Simplified spark output and VTEC control circuit schematic Models covered: All 1992-2000 Civics, Del Sols, and Integras 1992-2001 Prelude 1992-2002 Accord four cylinder models Some, but not all, OBD0 Hondas also work with this article. This covers many of…
Read MoreHow 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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