DTC B251B-00: Bi-function Head Lamp RH Short To Ground: General Description
WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
Once the Body Control Module (BCM) receives bi - function head lamp high switch working signal, it sends the signal to the ICU using CAN communication. The ICU turns on the head lamp high or low.
* Bi - function head lamp: A headlamp with integrated functions of high and low beam. The light is controlled by rotating the shield inserted to the lens.