Hyundai XG350 battery light and brake light illuminated, sometimes accompanied by TCS and ABS warnings on Hyundai XG350

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

Problem overview

Some Hyundai XG350 owners report experiencing issues when the battery light and brake light illuminate simultaneously, along with TCS and ABS warnings. These warning lights may indicate potential problems with the braking system, battery charging component, and traction control system. Specifically, the appearance of the battery light alongside the brake light suggests a possible alternator failure due to inadequate charging voltage. Additionally, the brake light may signal low brake fluid levels or issues with brake sensors. The TCS and ABS warnings could stem from sensor malfunctions, wiring connection issues, or faulty sensors that require thorough diagnosis and repair. To address these concerns, owners are advised to check the brake fluid level, read the vehicle's diagnostic trouble codes, and inspect wiring connections for any faults. If these warning lights persist or other unusual symptoms arise, it is crucial to have the vehicle inspected by a qualified mechanic or authorized Hyundai dealer for effective resolution.

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