Toyota Corolla (E120): Ecm power source circuit
Other materials:
Installing the spare tire
1 Remove any dirt or foreign matter from the wheel contact surface.
If foreign matter is on the wheel contact surface, the wheel nuts may loosen
while the vehicle is in motion, causing the tire to come off.
2 Install the tire and loosely tighten each wheel nut by hand by approximately
the sa ...
Circuit description
The rotary solenoid type idle air control (iac) valve is located
under the throttle body and intake air bypassing the throttle
valve flows into the iac valve through the passage.
In this way the intake air volume bypassing the throttle valve is
regulated, controls the engine speed.
The ...
Air outlets
■ Location of air outlets
The air outlets and air volume changes according to the selected airflow mode.
: Some models
■ Adjusting the position of and opening and closing the air outlets
► Front center outlets
Direct air flow to the left or right, up or down.
► Fron ...