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 the signal from the start stop unit, and the battery voltage is supplied to the starter.

Fail-safe
Function not equipped.
Starting System [Skyactiv G 2.0]
EngineAdd-On Non-Genuine Parts and Accessories
Non-genuine parts and accessories for Mazda vehicles can be found in stores.
These may fit your vehicle, but they are not approved by Mazda for use with Mazda
vehicles. When you install non-genuine parts or accessories, they could affect your
vehicle's performance or safety systems; the Maz ...
Battery
WARNING
Wash hands after handling the battery and related accessories:
Battery posts, terminals and related accessories contain lead and lead compounds,
chemicals known to the State of California to cause cancer and reproductive harm.
Read the following precautions carefully before using the ...
DSC Related Parts Sensor Initialization Procedure
WARNING:
If the initialization procedure is not completed, the DSC will not operate
properly and it might cause an unexpected accident. Therefore, after replacing
or removing the DSC HU/CM or SAS control module, make sure to perform the initialization
procedure to insure proper DSC ...