Extra Inputs and Outputs – DIYPNP v1.5

There’s a lot you can control with the DIYPNP beyond fuel and ignition. Exactly what you can control will depend on the code loaded. This chart shows which points on the DIYPNP can be used for what function for current, beta, and alpha code variants. The DIYPNP also brings out the CANBUS for connection to…

Using MSTweak to tune your MegaSquirt

(Regardless of the firmware you are using) Last Updated 3-21-2006 by Jerry Hoffmann, www.DIYAutoTune.com NOTE– this article is extremely dated now and kept here solely for archive purposes.  We don’t recommend MSTweak at this point in time.  We recommend instead using TunerStudio’s VE Analyzer Live feature!     Many of these principals are applicable for…

DIYPNP V1.1

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…

DIYPNP Documentation for 1996-1997 Mazda Miata

1996-1997 Mazda Miata USDM 1.8L BP MT   Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1997 Mazda Miata 1.8L with a manual transmission.  All factory electronics/ignition system components are in place and the factory wiring harness is in satisfactory condition. Other notes: MAF in place What to…

DIYPNP Documentation for 1991 – 1994 Nissan Sentra

1991 – 1994 Nissan Sentra USDM 1.6L GA16DE MT   Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1994 Nissan Sentra GA16 with a manual transmission.  All factory electronics/ignition system components are in place and the factory wiring harness is in perfect condition. Other notes: GM open element…

DIYPNP Documentation for 1987-1988 Porsche 944S

NOTE: The DIYPNPB55-K Kit has been discontinued as of 8/30/18. 1987-1988 Porsche 944S USDM 2.5L MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1988 Porsche 944S 2.5L with a manual transmission.  All factory electronics/ignition system components are in place and the factory wiring harness is in satisfactory condition. …

DIYPNP Documentation for 1987-1992 BMW 325 (v2 template)

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…

MS3Pro 1st Gen Standalone ECU with 8′ Wiring Harness

SKU: MS3Pro-PKG1

DISCONTINUED – see details below

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Refurbished 3SGTE MR2 Celica 9395 Gen2 MegaSquirt Plug and Play v1.2

SKU: B_MSPNP2-TS9395-v1.2

THIS UNIT IS A V1.2 BOARD WITH LESS I/O THAN THE NEWER V1.3. Please see link below for available I/O. Megasquirt PNP Gen2 v1.2 Refurbished 3SGTE MR2 Celica 9395 MegaSquirt Plug and Play ECU includes: MSPNP RS232 serial tuning cable, 6′ (USB adapter sold separately, if needed) Tuning Software and Documentation USB Stick 6′ Vacuum Hose…

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MS3Pro EVO with GM LS 58x Plug and Play Harness

SKU: PKG-LS58xE

MS3Pro EVO GM LS 58x Plug and Play includes an MS3Pro EVO ECU, TunerStudio software and the most rugged & durable GM 58X engine harness on the market.   Experience the MS3Pro EVO. MS3Pro EVO is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pro Ultimate.  EVO does…