MaxxECU - PWM 2 Stepper IAC Control Module

IAC stepper controller is designed to control a typical 4-wire IAC Stepper Motor from a ground switching PWM signal from your ECU.

It has been tested with GM , Marelli and Renault type 4 wire stepper motors but should work with virtually any standard automotive 4 wire idle stepper motor.

This PWM2Stepper module has been designed by classifuelinjection in the UK and built in the UK by a professional electronics assembly company.

Don't forget: Required connector

Pinout:
Pin 1 = Coil 1 Positive
Pin 2 = Coil 1 Negative
Pin 3 = Coil 2 Positive
Pin 4 = Coil 2 Negative
Pin 5 = PWM Input
Pin 7 = +12V (from ignition key)
Pin 12 = GND