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 SystemTowing
Trailer Towing (U.S.A. and Canada)
Your Mazda was designed and built primarily to carry passengers and cargo.
If you tow a trailer, follow these instructions because driver and passenger
safety depends on proper equipment and safe driving habits. Towing a trailer will
affect handling, braking, ...
Tcs/DSC Indicator Light
Purpose/Function
The TCS/DSC indicator light, built into the instrument cluster, informs the
driver of the following vehicle conditions.
TCS is operating. (Drive wheel is slipping.)
DSC is operating. (Vehicle side-slip condition.)
Roll over mitigation (RO ...
Starter Relay [Skyactiv G 2.0]
Purpose, Function
The starter relay supplies power to the starter by receiving the signal from
the PCM.
Construction
The starter relay is installed to the relay and fuse block.
Operation
The contact point is on when the voltage is supplied to the coil based on
...