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]
EngineCrash Zone Sensor Removal/Installation [Standard Deployment Control System]
WARNING:
Handling the crash zone sensor improperly can accidentally deploy the air
bags and pre-tensioner seat belts, which may seriously injure you. Read the
air bag system service warnings and cautions before handling the crash zone
sensor..
1. Switch the ignition to off.
...
Fuel Filter (High Pressure) Removal/Installation
WARNING:
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized
fuel system, it will cause serious injury or death and facility breakage. Fuel
can also irritate skin and eyes. To prevent this, always complete the “Fuel
Line Safety Procedure”, while referring ...
Heated Oxygen Sensor (HO2 S) Heater Control
Outline
Based on the control of the HO2S heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine start is made possible for improved cold temperature exhaust
emission performance.
Both ...