Hyundai Elantra (CN7): Warning and Indicator Lights / Charging System Warning Light

When this warning light illuminates while the engine is running, the battery is not being charged. Immediately turn OFF all electrical accessories. Try not to use electrically operated controls, such as the power windows. Keep the engine running.

Have the vehicle inspected by an authorized HYUNDAI dealer as soon as possible.

    This warning light illuminates: When you place the ignition switch to the ON position. -- The malfunction indicator light illuminates for about 3 seconds and then goes off.

    This warning light illuminates: When the engine oil pressure is low. If the engine oil pressure is low: 1. Drive carefully to the nearest safe location and stop your vehicle.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Heater Control Unit

    Components and components location Component Location1. Heater control unitComponents[Connector A] Pin No Function Pin No Function 1Mode control actuator (Feedback)21Mode control actuator (Vent)2Intake actuator (Feedback)22Mode control actu

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Parking Distance Warning (PDW)

    Description and operation Description• PDW consists of 8 sensors (front : 4 units, rear : 4 units) that are used to detect obstacles and transmit the result in three separate warning levels, the first, second and third to IBU via LIN communication.

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