The 2021 Mazda CX-30 is associated with 100 official NHTSA owner defect complaints and 2 safety recall campaigns in the federal safety database. The most frequently reported component area is Engine, accounting for 35 reports (35% of total complaints). EPA testing covers 5 certified vehicle configurations spanning 2.5l 4-cyl powertrain configurations. Gasoline and hybrid variants deliver 25 to 28 MPG combined.

Key Data Findings
  • • NHTSA Owner Complaints: 100 reports
  • • Safety Recall Campaigns: 2 campaigns
  • • Top Reported Defect Area: Engine (35 / 35%)
  • • Safety Incident Signals: 10 crash / 0 fire / 7 injury reports
  • • NHTSA Overall Safety Rating: 5 / 5 Stars
  • • EPA Efficiency: 25–28 MPG (5 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
Fuel Economy
25–28MPG
5 EPA certified variants (2.5l 4-cyl powertrain configurations)
Reported Complaints
100
100 submitted owner reports
Safety Recalls
2
2 official NHTSA recalls
NCAP Safety Rating
5 / 5 Stars Overall

What is the fuel economy and range of the 2021 Mazda CX-30?

Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant

Variant Engine Drivetrain Transmission City Highway Combined EV Range Est. Annual Fuel Cost
CX-30 2WD 2.5L 4-Cyl Front-Wheel Drive Automatic (S6) 25 MPG 33 MPG 28 MPG — $2,200 / yr
CX-30 2WD 2.5L 4-Cyl Front-Wheel Drive Automatic (S6) 25 MPG 33 MPG 28 MPG — $2,200 / yr
CX-30 4WD 2.5L 4-Cyl 4-Wheel Drive Automatic (S6) 24 MPG 31 MPG 26 MPG — $2,350 / yr
CX-30 4WD 2.5L 4-Cyl 4-Wheel Drive Automatic (S6) 24 MPG 31 MPG 26 MPG — $2,350 / yr
CX-30 4WD 2.5L 4-Cyl 4-Wheel Drive Automatic (S6) 22 MPG 30 MPG 25 MPG — $2,450 / yr
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.

What are the crash test safety ratings for the 2021 Mazda CX-30?

Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration

Tested Drivetrain / Cab Variant Overall Rating Frontal Crash Side Crash Rollover Rating Rollover Risk
SUV FWD 15.5%
SUV AWD 14.7%
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Standard and Lane Departure Warning (LDW) is documented as Standard in official NHTSA records for tested 2021 Mazda CX-30 models.
View complete 2021 Mazda CX-30 crash test & safety breakdown →

What defect complaints are reported for the 2021 Mazda CX-30?

Summary of 100 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
100
Crash Reports
10
Fire Reports
0
Complaints w/ Injury
7
Total Injuries
13

Top Reported Problem Categories

Ranked by total consumer complaint submissions recorded by NHTSA

Engine 35 complaints
Visibility & Wipers 8 complaints
Electrical System 4 complaints
SERVICE BRAKES,FORWARD COLLISION AVOIDANCE 4 complaints (3 crashes)
Air Bags 3 complaints (2 crashes)

Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.

View all 2021 Mazda CX-30 problems & component breakdown (36 categories) →

Are there open safety recalls on the 2021 Mazda CX-30?

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #21V101000 Active Recall
Affected Component: TIRES:VALVE

Defect Summary: Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.

Free Manufacturer 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.
NHTSA Campaign #21V086000 Active Recall
Affected Component: STRUCTURE:BODY:HATCHBACK/LIFTGATE

Defect Summary: 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.

Free Manufacturer 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.
View all 2021 Mazda CX-30 recalls & campaign history (2 campaigns) →
Official US Government Data Provenance

The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:

  • NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
  • NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
  • U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.