AutoUtility currently tracks 32 official NHTSA owner defect complaints for the 2020 Mazda CX-30. Brakes & Traction Control issues are the most frequently reported category, appearing in 7 complaints (21.9% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash.
- • Total NHTSA Complaints: 32 reports
- • #1 Reported Problem Area: Brakes & Traction Control (7 reports • 21.9% of submitted complaints)
- • Secondary Problem Areas: Electrical System (5), Fuel & Propulsion System (5)
- • Crash-Citing Complaints: 1 filings
- • Fire-Citing Complaints: 0 filings
- • Complaints Reporting Injuries / Fatalities: 0 injury filings • 0 fatality filings
Most Reported Problems for 2020 Mazda CX-30
Top automotive subsystem defect categories ranked by unique owner complaint volume in federal records
Brakes & Traction Control
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #20V346000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
Electrical System
Fuel & Propulsion System
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #20V347000 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
Body & Structure
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #21V086000 STRUCTURE:BODY:HATCHBACK/LIFTGATE
Powertrain & Transmission
Recent NHTSA Owner Reports for 2020 Mazda CX-30
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"The front passenger side headlight is making a whirring noise whenever the light is turned on. Based on the NHTSA safety reports for this model, this indicates the fan is failing, and soon the headlight will also fail. Intact headlights are essential for driving safety at night. No warning messages..."
"My 2020 Mazda CX-30 has an intermittent no-start condition caused by a complete electrical failure. This occurs randomly, often overnight and after long or short trips. When it happens: The car does not respond to the key fob or ignition Dashboard warning lights are off Vehicle cannot be started,..."
"The front camera didn't operate properly The brakes have an elongated stopping distance"
"There is a module that should connect to the hatch door to open. That module in no longer available. Without the hatch door opening, in case of side impact and being pushed into something else, there is no way to get out of the car. This poses a serious safety hazard. I have contacted the Mazda..."
"I OWN 2020 MAZDA CX 30 WITH 66000 MILES. THE TRANSMISSION WAS SHIFTING WITH JERKY MOTIONS. ON JULY 14, 2025 I BROUGHT THE CAR TO PALISADES MAZDA IN ROCKLAND COUNTY NEW YORK TO HAVE TRANSMISSION LOOKED AT AND TO CHANGE TRANSMISSION FLUID CHANGED. AFTER I DROPPED THE CAR OFF LATER THAT DAY I GOT A..."
Complaint History for Mazda CX-30
Reported defect complaint volume across sibling model years (2020–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2020 Mazda CX-30 Current Page | 32 | 1 | 3 | Current |
| 2021 Mazda CX-30 | 100 | 10 | 2 | View 2021 Problems → |
| 2022 Mazda CX-30 | 33 | 4 | 1 | View 2022 Problems → |
| 2023 Mazda CX-30 | 23 | 5 | 1 | View 2023 Problems → |
| 2024 Mazda CX-30 | 29 | 2 | 2 | View 2024 Problems → |
| 2025 Mazda CX-30 | 25 | 2 | 1 | View 2025 Problems → |
| 2026 Mazda CX-30 | 0 | 0 | 0 | View 2026 Problems → |
Detailed NHTSA Component Breakdown for 2020 Mazda CX-30
Complete distribution of consumer defect reports across all 21 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Reported Injury Entries | Reported Fatality Entries |
|---|---|---|---|---|---|
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 5 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 3 | 0 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 3 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 2 | 0 | 0 | 0 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 2 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING | 1 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING,SERVICE BRAKES,FUEL/PROPULSION SYSTEM | 1 | 1 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,SEAT BELTS,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Seat Belts NHTSA category: SEAT BELTS | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 1 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,SERVICE BRAKES,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 1 | 0 | 0 | 0 | 0 |
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.