Except U.S.A. And CANADA
Purpose, function
The check valve maintain the pressure in the fuel tank at constant pressure.
Construction
The check valve is installed to the side of the charcoal canister.

Mainly consists of valve, umbrella, and spring.

Operation
The valve moves in response to the difference in air pressure between the fuel tank side and the atmospheric side, thereby changing the path of airflow.
When the pressure in the fuel tank becomes negative due to fuel consumption or other factors, the path opens, drawing atmospheric air into the fuel tank.
Check Valve Removal/Installation
Emission SystemReduction Gear
Purpose/ Function
The reduction gear transmits the rotation input from the EPS motor, decreasing
the rotation speed and increasing the torque simultaneously.
Construction
The reduction gear consists of the worm wheel located on the steering column
main shaft and the worm sh ...
Starter Interlock Switch [Skyactiv G 2.0]
Purpose, Function
The starter interlock switch mechanism prevents vehicle surge when the engine
is started, enhancing safety. The engine cannot be started unless the clutch
is depressed.
Construction
The mechanism is provided with a starter interlock switch on the circuit
...
Flywheel Inspection [C66 M R]
1. Remove the flywheel..
2. Perform the following procedures to inspect the flywheel.
If there is any malfunction or it exceeds the maximum specification, replace
the flywheel..
a. Inspect the surface that contacts the clutch disc for scratches, nicks, and
discoloration.
...