Hyundai Ioniq (AE): Auto Lighting Control System / Schematic diagrams

Circuit Diagram

    Component Location1. Auto light sensor2. Head lamps3. Lighting switch (Auto)4. Rear combination lamp5. BCM (Body Control Module)

    DescriptionIt's a system that uses illumination sensor to automatically turn ON the tail lamp and head lamp based on the change in surrounding environment's illumination condition.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: In-car Sensor. Repair procedures

    Diagnosis With GDS1.The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).※ The diagnostic system (GDS) provides the following information.(1) Self diagnosis : Checking the failure code (DTC) and display.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Photo Sensor. Repair procedures

    Inspection1.Turn the ignition switch ON.2.Connect the GDS.3.Emit intensive light toward the photo sensor using a lamp, and check the output voltage change.4.The voltage will rise with higher intensive light and reduce with lower intensive light.1. Auto light signal2.

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