NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2021 Mazda MX-5 Miata. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
The contact owns a 2021 Mazda MX-5. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power and a burning odor was detected. The failure nearly caused a collision. The vehicle was towed to the dealer where it was diagnosed that the clutch had melted and needed to be replaced. The vehicle was not repaired and remained at the dealer. The manufacturer was made aware of the failure and a case was opened. The failure mileage was approximately 1,000.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.