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: Photo Sensor

    Description and operation Description 1.The photo sensor is located at the center of the defrost nozzles.2.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Special service tools

    Special Service Tools Tool Name / Number Illustration Description LKA Compensator(09890-3V100)Used for compensating front view camera unitBCW Sensor Correction Tool Set(09958-3T500)Used to correct the blind-spot radar unit.

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