MS3Pro Warranty

Standard Limited Warranty EFI Innovations, Inc. (“AMP EFI”) warrants to the original purchaser its entire line of AMP EFI MS3Pro engine control units, hereinafter referred to as “product(s)”, to be free from defects in workmanship and materials, under normal use and service, for the applicable warranty term.  All MS3Pro Engine Control Units carry a standard 1-year…

MS3Pro Standalone Engine Management

Which MS3Pro is right for you? The graphic below represents a side-by-side comparison of feature capability and on-board inputs/outputs.  Click the image below to access the latest documentation, firmware & software versions for each variant at https://www.ampefi.com/downloads/

MS3Pro / MegaSquirt and PDMs

Hey folks, Jeff Linfert from Linfert Performance/Buras Motorsports here once again as a guest blogger. If you missed my first blog, we are a Megasquirt reseller, installer, and tuning shop in East Central Florida. Most of our customers road race, own Miatas or both but we will take on most anything. My partner Todd Buras…

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…

How to wire an extra analog sensor input to the MSPNP Gen 2

The MSPNP Gen 2 does not have as many analog inputs available as its big brother, the MS3Pro PNP. However, you can add an analog input with our jumper.1 kit if you are willing to give up the barometric pressure sensor or knock sensor input. No soldering is required. To carry out this modification, remove…

DIYPNP Documentation for 1985-1986 Toyota Supra

NOTE: The DIYPNPN52-K Kit has been discontinued as of 8/30/18.   (If you found this page looking for our JZA80 MK4 Supra 2JZ Plug and Play PNP ECUs– click here!) 1985-1986 Toyota Supra USDM 5MGE MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1983 Toyota Supra.  The wiring…

DIYPNP FAQ

UPDATE: Unfortunately, the DIYPNP product line has reached it’s end of life.  This F.A.Q. page will remain available for archive purposes. Is a DIYPNP fully assembled?  Do I just plug it in when it arrives? The DIYPNP ships in kit form and allows you to build a Plug-N-Play EMS for an incredible number of vehicles…

Miata Torsen Diff ‘Clover’ Removal

Symptom: Tinny metal on metal vibration noise in the rear of the drivetrain near the differential.  Only when moving, but doesn’t change directly correlating to speed.  The car in question had a 99 manual diff in it. More Info: So we had blown out the tranny in our turbo Miata at the last autocross, just…

Assembling the EEC-IV Adapter Board

If you haven’t already, please read the ‘disclaimer’ at the top of the parent page here. EEC-IV Adapter Board Assembly Scott Hall’s EEC-IV adapter board kit allows you to install MegaSquirt into virtually any Ford vehicle that uses an EEC-IV computer, without cutting a single wire.  To get started, you’ll need both the kit and a…

JimStim 1.5 MegaSquirt Stimulator with Wheel Simulator – Assembled

SKU: jimstim-c

DIYAutoTune Part# JimStim-C JimStim is essentially an engine simulator, a microcontroller which allows the generates up to 30 different toothed wheel signals, in addition to the standard distributor signal. Test your RPM input on the Stim, or tell the JimStim to provide a signal like the one from a Neon, Miata, Subaru, most Fords, and…

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