Elite 1000/1500 Mitsubishi EVO 1-3 Plug ‘n’ Play Adaptor Harness

$460.00

Suits: Plug ‘n’ Play replacement of the factory ECU for Mitsubishi
EVO 1-3
GSR/RVR.
Manual transmissions only.

Includes: Injection molded plastic plug ‘n’ play adaptor harness, M14 x 1.5 air temp sensor with matching plug and pins, auxiliary I/O 16 Pin Tyco plug and pins.

Early Evo Evolution: Elite Adaptor for CD9A/CE9A

The Mitsubishi Lancer Evolution 1, 2, and 3 established the legend of the 4G63T. To keep these classics performing at a modern level, precise engine management is required. The Elite 1000/1500 Plug ‘n’ Play Adaptor Harness is engineered to connect the early Evo’s factory wiring harness to a Haltech Elite ECU. This adaptor eliminates the reliance on the aging, capacitor-leak-prone factory ECU, replacing it with a robust, feature-rich motorsport computer capable of managing high-boost applications and modern fuel systems.

Engineering for the 4G63T

This harness is designed to interface with the multi-plug arrangement found in the Evo 1-3 and GSR/RVR models. It correctly handles the 4G63’s unique 6-wire stepper motor idle control valve, ensuring stable idle regardless of electrical load or engine temperature. The harness also supports the factory wastegate solenoid and fuel pump relay logic. A key upgrade facilitated by this harness is the conversion from the restrictive Karmann Vortex airflow meter to a Speed Density system using the included air temperature sensor and the Elite’s onboard MAP sensor, removing a major bottleneck in the intake tract.

Operational Benefits

Installing this adaptor provides complete control over the engine’s tuning parameters. It allows for the safe use of launch control (statlonary rev limit), anti-lag systems, and closed-loop boost control. The harness ensures that the factory dashboard remains functional while giving the tuner access to high-resolution data logging and real-time calibration. It is the most effective way to modernize the electronics of an early Evo without damaging the original wiring.