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Executive Vehicle Verdict

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.

Official Federal Record Profile
  • • NHTSA Owner Complaints: 100 consumer reports filed
  • • Safety Recall Campaigns: 2 official campaigns
  • • Primary Defect Domain: Engine (35 / 35%)
  • • Field Incident Signals: 10 crash / 0 fire / 7 injury reports
  • • NCAP Crash Safety: 5 / 5 Stars Overall Laboratory Score
  • • EPA Certified Range: 25–28 MPG across 5 powertrain trims
Directly compiled from official NHTSA Office of Defects Investigation (ODI), NHTSA NCAP, and EPA FuelEconomy.gov databases.

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) →
Search Intelligence

Quick Answers: Key Questions Drivers Ask About the 2021 Mazda CX-30

Direct, deterministic answers synthesized from verified United States government databases for the 2021 Mazda CX-30

How many safety recalls does the 2021 Mazda CX-30 have?

The 2021 Mazda CX-30 is associated with 2 official NHTSA safety recall campaigns in AutoUtility's current federal records.

If your individual vehicle is affected by an open safety recall, NHTSA advises owners to contact an authorized franchised dealership for the recall remedy at no charge. Because recall campaigns apply to specific production runs and equipment batches, vehicle owners should verify their 17-digit VIN at NHTSA.gov.

View all 2 recall campaigns & remedy details →
Source: NHTSA Safety Recalls Database (49 U.S.C. 30118)

What are the most common problems reported for the 2021 Mazda CX-30?

NHTSA records list 100 consumer defect complaints for the 2021 Mazda CX-30. The most frequently referenced vehicle system is Engine, appearing in 35 filings (35% of submissions).

Consumer complaints represent unverified owner submissions filed under federal reporting guidelines and describe reported component behavior rather than audited failure rates.

Explore full 2021 Mazda CX-30 defect complaint breakdown →
Source: NHTSA Office of Defects Investigation (ODI)

What is the NHTSA safety rating for the 2021 Mazda CX-30?

Under the NHTSA New Car Assessment Program (NCAP), the 2021 Mazda CX-30 earned an Overall Safety Rating of 5 out of 5 stars across 2 tested configuration(s).

Laboratory evaluations include a 35 mph frontal barrier crash, side barrier and pole impact tests, and static rollover resistance assessments.

View detailed crash test laboratory breakdown →
Source: NHTSA New Car Assessment Program (NCAP)

What fuel economy (MPG) does the 2021 Mazda CX-30 get?

Official EPA laboratory estimates for the 2021 Mazda CX-30 range from 25 to 28 MPG combined (55% city / 45% highway weighted) depending on engine, transmission, and drivetrain configuration.

Using AutoUtility's standardized operating cost model (15,000 miles/year, $3.50/gal gas, $0.16/kWh electricity), annual energy expenditures range across certified configurations based on official EPA laboratory test baselines.

Compare MPG ratings across all certified trims →
Source: EPA FuelEconomy.gov Certified Database
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.