Hyundai Tucson daytime auto lights activate while heater and air conditioning turn off on Hyundai Tucson

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Hyundai Tucson owners report experiencing issues where the daytime auto lights activate while the heater and air conditioning turn off. This behavior may stem from a malfunction in the auto light system, causing headlights to turn on even when the switch is set to "OFF." Additionally, problems with the sensor located near the windshield could lead to unexpected light activation. Some owners also find that the vehicle may not detect the correct current draw from the lights, triggering the system to erroneously activate the auto lights. To address these concerns, it is advisable to check the auto light settings, verify the condition of the lights, and consult a professional for inspection if the issue persists.

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