ECU Tuning RSX
Alright where should I begin, I just recieved my defi VSD basis today and was looking through the helms and im totally lost. It comes with 4 wires to splice into the ECU:
1. IGN: To 12V wire when ignition is ON
2. SP: To speed signal
3. TA: To ignition primary coil, engine revolutions signal
4...