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DIYPNP Documentation for Ford Thunderbird 2.3L
Test Vehicle Details: The vehicle used for drawing up these application docs was a 1936 Fiat Topolino powered by a USDM 1988 Ford Thunderbird 2.3L turbo manual transmission drivetrain. All factory Thunderbird electronics/ignition system components are in place, minus the factory boost controller, and the extended wiring harness is in perfect condition. Other notes: MAF…
Read MoreDIYPNP V1.5
The DIYPNP board lets you build your own plug and play engine management systems. The core of the DIYPNP kit is a MicroSquirt module that plugs into an expansion ‘mainboard’ with on board circuits for many features, including direct coil control, boost control, knock control, and several general purpose inputs and outputs. You assemble this…
Read MoreModifying a GM DIS ignition module for direct coil control
December 2009 Jeff Linfert from Atlantic Auto Works/Boles Motorsports in Melbourne, FL submitted a writeup on how to modify GM DIS coils packs to stop using the internal ignitors allowing you to fire the coils directly from your MegaSquirt ECU (via BIP373’s or possibly an external ignitor). He’s chosen to go this route because these…
Read MoreUsing the Relay Board with the PCBv3, what do terminals S1-S5 do?
You can use the schematics for the PCBv3 ECU and/or PCBv3.57 and the Relay board to trace it back. Here are the Relay Board schematics and here are the PCBv3 schematics and PCB v3.57 schematics. Here’s the quick answer though mapping these terminals back to the corresponding pin on the PCBv3 ECU‘s DB37: S1 = 25 S2 = 27…
Read MoreIs there a central place where I can download maps that others have shared?
Maps can sometimes be found on the http://www.msextra.com or http://www.msefi.com forums that are similar enough to be used as a base map for your vehicle but it’s generally not encouraged to just grab someone’s map and run with it, as there are a few things to consider first. You want to ensure their setup is…
Read MoreAdjusting the MegaSquirt V3.0/V3.57 VR Conditioner
The MegaSquirt V3.0 and later is designed to be able to read a wide variety of variable reluctor crankshaft position sensors. This is no easy task to get one circuit to handle a wide spectrum of sensors, and so there is a fair amount of adjustability built into the MegaSquirt. Customers asked for a simpler…
Read MoreUsing 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 MoreConfiguring 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…
Read MoreMegaSquirt 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:…
Read MoreDIYAutoTune.com MegaView Kit Assembly Instructions
Install and solder the 40pin CPU Socket, align the notched end with the notched end on the PCB. Install and solder V2, the MAX232CPE chip. Make sure to align the notch or dot at one end of the chip with the notch on the PCB silkscreen. Install and solder V3, the LM7805 Power Regulator. Using…
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