The 2021 Mazda CX-30 has 2 NHTSA recall campaigns affecting an estimated 14,456 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 136 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.
Recall campaigns
TIRES21V1010002021-02-22599 affected
Defect
Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.
Consequence
A sudden air leak from the tire air valve may cause a loss of vehicle control while driving, increasing the risk of a crash.
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.
STRUCTURE21V0860002021-02-1813,857 affected
Defect
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.
Consequence
If the power liftgate unexpectedly lowers while a person is accessing the rear storage area of the vehicle, it can increase their risk of injury.
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…
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The vehicle experienced a premature internal a/c failure, resulting in a total loss of climate control refrigerant. Because the a/c system failed, the vehicle's windshield defroster completely stopped removing humidity and moisture from the cabin air. This caused the front windshield to instantly…”
“The vehicle experienced a premature internal a/c failure, resulting in a total loss of climate control refrigerant. Because the a/c system failed, the vehicle's windshield defroster completely stopped removing humidity and moisture from the cabin air. This caused the front windshield to instantly…”
“On june 3rd, 2026, about 1:15 pm, I braked in the rain because there was a stopped car in front of me. The brakes did not work; the automatic emergency brakes did not work; the forward collision warning did not work and I hit the car in front of me causing a 3 car accident. As I hit the car I saw…”
“On june 3rd, 2026, about 1:15 pm, I braked in the rain because there was a stopped car in front of me. The brakes did not work; the automatic emergency brakes did not work; the forward collision warning did not work and I hit the car in front of me causing a 3 car accident. As I hit the car I saw…”
“On june 3rd, 2026, about 1:15 pm, I braked in the rain because there was a stopped car in front of me. The brakes did not work; the automatic emergency brakes did not work; the forward collision warning did not work and I hit the car in front of me causing a 3 car accident. As I hit the car I saw…”
“While driving, on approach to a stop signal, at an intersection the car stopped moving. The display said engine malfunction, have inspected. The electronics and engine continued to operate, but the car would not move when gas pedal was depressed. I shut off and restarted my vehicle numerous times,…”
“While driving, on approach to a stop signal, at an intersection the car stopped moving. The display said engine malfunction, have inspected. The electronics and engine continued to operate, but the car would not move when gas pedal was depressed. I shut off and restarted my vehicle numerous times,…”
“While driving, on approach to a stop signal, at an intersection the car stopped moving. The display said engine malfunction, have inspected. The electronics and engine continued to operate, but the car would not move when gas pedal was depressed. I shut off and restarted my vehicle numerous times,…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Mazda CX-30 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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