Main Function: Pre-Authentication

1. If the door is opened, it searches for the presence of a smart key in the vehicle every 3 seconds.
2. After the smart key is found in the vehicle, it maintains the authentication status for 3 seconds and then searches again.
3. If the door is closed, it searches inside the vehicle.

Information 

• When the door is opened, it periodically scans the inside the vehicle every 3 seconds for the engine starting. if, authentication is maintained, and if there is no smart key, authentication is canceled, and even if it is authenticated, it searches the inside the vehicle again every 3 seconds.
• When the door is closed, it searches the inside the vehicle again, and if there is a smart key, the authentication is maintained for 30 seconds, and the search is not performed again.