Hyundai Recall 21V-937: Service brakes, hydraulic – master cylinder

Affected: 2021 Hyundai Accent. Filed with NHTSA on December 2, 2021, covering about 76 vehicles.

The problem

Hyundai Motor America (Hyundai) is recalling certain 2021 Accent vehicles. The brake master cylinder may have been manufactured with sharp edges that can damage the inner oil seal, resulting in reduced braking performance.

The risk

Reduced braking performance can cause longer brake pedal travel or extend the distance required to stop the vehicle, increasing the risk of a crash.

The fix

Dealers will replace the brake master cylinder, free of charge. Owner notification letters were mailed February 10, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 213.

Recall details

NHTSA campaign21V-937 (21V937000)
Manufacturer number213
ManufacturerHyundai Motor America
ComponentService brakes, hydraulic › Foundation components › Master cylinder
Report dateDecember 2, 2021
Owners notifiedJanuary 26, 2022
Vehicles affected76
Initiated byManufacturer

Vehicles covered

Owner complaints about the brakes

Frequently asked questions

Is the recall 21V-937 repair free?

Yes. Hyundai dealers will fix the problem at no cost: Dealers will replace the brake master cylinder, free of charge. Owner notification letters were mailed February 10, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 213.

How do I know if my car is included?

Not every vehicle of the listed model years is affected — the recall covers 76 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.