MegaSquirt Gen2 Plug N Play ECU Engine System for 90-93 Mazda MX-5 Miata Manual
Brand: Megasquirt

Fully Plug and Play Installation – No wiring required for basic functionality. Average install time is under 1 hour! Miata base maps is pre-loaded to help your engine start on the first turn of the key. Supports most aftermarket wideband sensors and offers real time tuning and data logging with a laptop connection Features
16×16 Fuel Tables allow high resolution tuning
12×12 Ignition Tables
Multiple Acceleration enrichment strategies
Closed Loop Idle Speed Control
Air Conditioner Control
Up to 4 sequential fuel injector channels with individual trim tables (minor wiring change required if you want to enable sequential injection, as most of these cars were not wired for sequential injection from the factory)
Onboard peak and hold drivers support both high and low impedance injectors – No external ballast resistor is needed!
Allows removal of stock airflow meter
Allows adding a variable TPS – no special mods needed!
12×12 Air Fuel Ratio Target Tables for use with wide band O2 sensor for precise tuning and table trim.
Built-in 2-step rev limiter / launch control with flat shift
Real time barometric correction
Internal 4-bar MAP sensor reads up to 44PSI of boost
Overboost protection
Closed loop boost control (Requires boost solenoid kit)
Knock sensor input with adjustable sensitivity
Headphone output for knock sensor – listen for knock while you tune! Applications
1990 - 1993 Mazda MX-5 Miata w/ Manual Transmission What's In The Box?
1 - MegaSquirt Gen2 PnP ECU
1 - Serial tuning cable (6′)
1 - Rear Options connector and pins
1 - Vacuum Hose for MAP Signal (6')
4 - Screws for ECU mounting
1 - Documentation USB Stick
Tuning Software

Compatible with 1990 - 1993 Mazda MX-5 Miata w/ Manual Transmission
Fully Plug and Play Installation – No wiring required for basic functionality. Average install time is under 1 hour!
Miata base maps is pre-loaded to help your engine start on the first turn of the key.
Supports most aftermarket wideband sensors and offers real time tuning and data logging with a laptop connection