DIYAutoTune

Subaru WRX 2002-2005 MS3Pro PnP Plug and Play

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  • Regular price $1,599.99
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WRX 0205 MS3Pro PnP Plug and Play for 2002-2005 (USDM Only!) Subaru Impreza WRX with manual transmission
Does not fit STi models – these used different electronics. This is for the base-model WRX.

This Plug and Play ECU is incredibly quick and easy to install. Many users average about one hour for the complete installation.  

WRX 0205 MS3Pro PnP #SW0205 Features:

  • Fully Plug and Play Installation – No wiring required for basic functionality
    •  Average install time is under 1 hour!
  • Base map is pre-loaded to help your engine start on the first turn of the key
  • Real time tuning and data logging with a laptop connection
  • 8 GB internal data logging with built in SD card
  • Supports most aftermarket wideband sensors

Fully Tunable Engine Control!

  • 16×16 Fuel Tables allow high resolution tuning
  • 16×16 Ignition Tables
  • Multiple Acceleration enrichment strategies
  • Closed Loop Idle Speed Control
  • Air Conditioner Control
  • 4 sequential fuel injector channels with individual trim tables
  • Onboard peak and hold drivers support both high and low impedance injectors – No external ballast resistor is needed!
  • Allows removal of stock mass air flow sensor
  • Closed loop boost control – includes boost by gear or ground speed

Advanced Feature Set (Included!)

  • 12×12 Air Fuel Ratio Target Tables for use with wide band O2 sensor for precise tuning and table trim.
  • AVCS (Variable valve timing) support for engine swaps (uses extra wires on the expansion connector)
  • Multiple traction control strategies
  • Built-in 3-step rev limiter / launch control with flat shift and burnout rev limiter
  • Real time barometric correction
  • Internal 4-bar MAP sensor reads up to 44PSI of boost
  • Overboost protection
  • Rally style anti lag
  • Water injection control – on/off or variable
  • Knock sensor input with adjustable sensitivity, crank angle windowing, and more
  • Table switching input. Change fuel and spark maps on the fly for different fuels, nitrous activation, etc.
    Input for flex fuel sensor – switch between E85 and gasoline on the fly!
  • CANBus connector allows interconnection of other MegaSquirt-compatible devices for additional functions (EGT Input, Additional Sensors…..the possibilities are limitless!

What you get in the box:

  • WRX 0205 MS3Pro PnP ECU
  • MSPNP 6′ RS232 serial tuning cable (USB adapter sold separately)
  • Tuning Software and Documentation on USB memory stick
  • 6′ Vacuum Hose for MAP Signal and ‘T’ fitting
  • Four Screws for ECU mounting
  • Registered version of TunerStudio and MegaLog viewer included