NHTSA campaign 21V937000 · Hyundai campaign 213
Hyundai Recall 21V-937: Reduced Braking Performance
NHTSA recall 21V937000 (Hyundai campaign 213) was reported by Hyundai Motor America on December 2, 2021, with 76 vehicles potentially affected (per NHTSA). NHTSA's record lists the Hyundai Accent for the 2021 model year. Owners were notified on January 26, 2022, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V937000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Hyundai VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V937000 (also written 21V-937 or 21V937)
- Filed by
- Hyundai Motor America
- Hyundai campaign number
- 213
- Report received
- Potentially affected
- 76 vehicles (per NHTSA)
- Component
- Service Brakes, Hydraulic — Foundation Components — Master Cylinder
- Owners notified
Repair completion: 68% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V937000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Hyundai
Hyundai Accent
NHTSA's recall notice
As NHTSA's recall record states it for campaign 21V937000.
Defect description
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.
Safety consequence
Reduced braking performance can cause longer brake pedal travel or extend the distance required to stop the vehicle, increasing the risk of a crash.
Manufacturer remedy
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Sources
Official NHTSA notice for recall 21V937000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.