目录.p65

Pins: Pin A is connected to ECU No. 65 pin

Pin B is connected to ECU No. 66 pin

Pin C is connected to ECU No. 67 pin

Pin D is connected to ECU No. 64 pin

Maintenance precautions:

1. It is not allowed to apply any force at axial direction with the purpose of pressing into or pulling out the
   axle;


2. Before idle speed regulator with stepping motor is mounted into throttle body, its shaft must be at fully
   retractive position;


3. Pay attention to clean and maintain bypass air passage frequently;


4. After removing battery or ECU, pay attention to self-teach stepping motor in time.

Self-teach method of M7 system: turn on ignition switch but not start engine immediately, and start it

after 5 seconds. If engine idle speed is found bad at the moment, it is

necessary to repeat the above steps.

Simple measuring method: (removing the joint) place digital universal meter at ohm gear, and connect

2 terminals respectively to Ad pin and BC pin of regulator, and rated resis-

tance at

Engine control system·- EFI system

Electrical

wiring

diagram

on step-

ping motor

of idle

speed

actuator

12