Hyundai Equus headlight flickering issue corrected automatically on Hyundai Equus

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

Problem overview

Some Hyundai Equus owners report experiencing headlight flickering issues, which can occur intermittently and randomly, particularly when the light stalk switch is set to auto mode. This flickering may also indicate more significant electrical problems, such as a failing alternator or battery. Additionally, some users have noted that their headlights flicker when the turn signal is activated, suggesting a potential issue with the turn signal stalk. Symptoms like dimming headlights, a slow-starting engine, or a squealing noise from the engine may signal underlying issues that require attention. In certain cases, a defective light switch, such as the interior lights dimmer or headlight switch, could be responsible for the flickering, and replacing the worn-out switch may resolve the problem. It is crucial for owners to address headlight flickering promptly to ensure safe driving, and if the issue continues, consulting a professional for a thorough inspection and potential repairs is advisable.

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