Door Lock Warning 2

A function to prevent the user from leaving the vehicle if the door is normally locked with one or more doors open.

1. Vehicle status conditions
   1. ACC OFF or IGN ON
   2. At least one door is open and the door switch is locked.
2. Door Lock Warning 2 verification process
   1. The user presses a button on a door handle
   2. IBU finds the smart key through the door handle or external antenna.
   3. The response signal from the smart key are transmitted to the IBU.
   4. The IBU operates the external buzzer.