DTC B2511-00: Head Lamp High LH SCG: General Description
WARNING: This page is about a different car, the 2022 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
Once the Body Control Module (BCM) receives head lamp high switch working signal, it sends the signal to the ICU using CAN communication. The ICU turns on the head lamp high.