Is the 2020 Mazda CX-30 reliable?

There isn't enough NHTSA complaint data on file yet to give this model year a verdict.

What are the most common problems with the 2020 Mazda CX-30?

The most-reported component is service brakes, accounting for 21% of complaints on file.

How many recalls does the 2020 Mazda CX-30 have?

3 recalls on file for this model year.

2020 Mazda CX-30

○ Not enough data

2020 Mazda CX-30
RENDERED 2026-11-01T14:47:32.177Z

Not enough comparison years on file yet for a fair verdict.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

How is this computed?

Complaints: 34
Recalls: 3
Investigations: 0
Top problem: Service brakes

Complaints per year

2020: 34 complaints

View as data table

Year	Complaints
2020	34
2021	101
2022	33
2023	25
2024	33
2025	26
2026	4

Known problem areas

Percentages can add to more than 100% — a complaint can name more than one system.

Service brakes

21% · 7 reports

CRASH

Show complaint excerpts

The front camera didn't operate properly The brakes have an elongated stopping distance

NHTSA ODI report, 2025-11-30

Also filed under Fuel/propulsion system and exterior lighting

Engine

18% · 6 reports

Show complaint excerpts

Multiple fixes and repairs on a P0421 code. Repaired by Mazda with a new catalytic converter but then refused to replace it when the code came back saying it was not covered by the warranty.

NHTSA ODI report, 2026-10-06

Fuel/propulsion system

15% · 5 reports

CRASH

Electrical system

15% · 5 reports

Most commonly citing speedometer/odometer.

Show complaint excerpts

Last night, after we returned home, my wife removed a cup from our vehicle's cup holder. Shortly thereafter, an extremely loud sound of static began to be heard, emanating from the car's speaker system.

NHTSA ODI report, 2020-06-11

Power train

12% · 4 reports

Show complaint excerpts

My car was squeaking and lurching around 3/4 gear. I took it in to the Mazda dealership (Northtowne Mazda in Kansas City) and they told me it was a "well-known issue" with this year and make of a Mazda.

NHTSA ODI report, 2026-09-03

Safety timeline

3 recalls · 0 investigations · oldest first

To check one car, enter its VIN on the NHTSA recall page. Check a VIN →

R

2020-07-24Service brakes, hydraulic20V346000 Mazda North American Operations (Mazda) is recalling certain 2020 CX-30 and Mazda3 vehicles. The front brake caliper mounting bolts may not have been tightened properly during assembly, possibly allowing the calipers to loosen.

Remedy: Mazda will notify owners, and dealers will inspect the front brake caliper bolts, tightening them as necessary. If bolts are missing, the affected brake caliper will be replaced. Repairs will be performed free of charge.

Check if this car was fixed →
R

2020-07-29Fuel system, gasoline20V347000 Mazda North American Operations (Mazda) is recalling certain 2020 CX-30 vehicles equipped with all-wheel drive.

Remedy: Mazda will notify owners, and dealers will inspect the evaporative vent hose in the fuel tank. If the hose is disconnected, it will be reconnected and the charcoal canister with some related parts will be replaced.

Check if this car was fixed →
R

2021-04-08Structure21V086000 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.

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.

Check if this car was fixed →

Buy-smart checklist

2020 Mazda CX-30 — pre-purchase inspection

Inspect

Service brakes: 7 reports on file for this year.
Engine: 6 reports on file for this year.
Fuel/propulsion system: 5 reports on file for this year.

Verify these recalls were completed

Recall 20V346000 · Service brakes, hydraulic
Recall 20V347000 · Fuel system, gasoline
Recall 21V086000 · Structure

FAQ

Is the 2020 Mazda CX-30 reliable?: There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2020 Mazda CX-30?: The most-reported component is service brakes, accounting for 21% of complaints on file.
How many recalls does the 2020 Mazda CX-30 have?: 3 recalls on file for this model year.

Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.