Tail Lamp Auto Cut

With the tail lamp switched ON, if the ignition Is switched OFF and the driver's door opened, the tail lamp should be automatically turned OFF.
With the ignitions switch ON, if the driver's door is opened and the ignition is switched to OFF, the tail lamp should be automatically turned OFF.
When the tail lamp is cut automatically and the tail lamp switch is turned OFF and ON, the tail lamp illuminates and auto cut function is cancelled.
When the tail lamp is cut automatically and the ignition key is inserted, the tail lamp illuminates and auto cut function is canceled.

Fig 1: Illustrating Tail Lamp Auto Cut Function Diagram
Courtesy of KIA MOTORS AMERICA, INC.