Hyundai Genesis Coupe headlights intermittently go out and return on Hyundai Genesis Coupe

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

Problem overview

Some Hyundai Genesis Coupe owners report experiencing intermittent headlight issues, which may stem from several potential causes. Loose wiring connections are often cited as a common reason for headlights turning on and off randomly, highlighting the importance of checking all wiring connectors in the headlight circuit. Additionally, flickering headlights can indicate problems with the power supply, faulty bulbs, or loose connections in the wiring system. Color changes in HID bulbs may signal that they are nearing the end of their lifespan or that there are issues with the electrical components, contributing to the intermittent problems. A faulty relay is another factor that can cause headlights to go out intermittently, and replacing it with a new one of the correct specifications can help resolve the issue. Furthermore, corrosion on electrical connections can disrupt the flow of electricity, leading to similar headlight problems. It is recommended for owners to inspect these components regularly to ensure the safety and functionality of their vehicle's headlights.

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Hyundai Genesis Coupe vehicles with this problem

Average mileage: 42,000 miles
(42,000 - 42,000)

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