Model year 2021
2021 Mazda CX-30
- 100owner complaints
- 2recalls
- 10involved a crash
- 8,000median miles at failure
Newest report Jul 27, 2026 · checked Sep 9, 2026
When each problem shows up
Each bar covers the middle half of the mileages owners reported for that problem. A quarter saw it earlier, a quarter later. The tick is the median. Most reported: burns oil or oil level rises, 18 complaints.
middle half of reports, median tick. Darker bars have 75 or more reports.
Behind you
Around your mileage
Ahead of you
How this compares
100 complaints is 1.9 times fewer than the median 2021 model on this site and 2.1 times fewer than the median 2021 SUV. Among the 1 CX-30 model years here it ranks 1st for complaints. Counts follow sales volume as much as reliability, so a truck that sells 700,000 a year draws more reports than a sedan that sells 200,000.
Complaints filed by year
37 complaints came in 2022, 4.6 times the year before. Owners file in waves when a problem gets press or an investigation, so a spike measures attention as much as failures.
Recalls that include the 2021 Mazda CX-30
Whether your car is included depends on its VIN. Check yours at nhtsa.gov/recalls.
Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.
Risk and remedy
Remedy: Mazda will notify owners, and dealers will replace all four tire air valves with new parts, free of charge. The recall began April 6, 2021. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 4721B.
Mazda North American Operations (Mazda) is recalling certain 2020-2021 CX-30 vehicles. When fully opened, the power liftgate may partially lower unexpectedly when the vehicle is parked facing uphill on a slope.
Risk and remedy
Remedy: Mazda will notify owners, and dealers will update the power liftgate control module software and inspect the serial number of the power liftgate drive unit, replacing it if necessary, free of charge. The recall began April 8, 2021. Owners may contact Mazda customer service at 1-800-222-5500 option 4. Mazda's number for this recall is 4621B.