VehicleVerdict

2020 Mazda CX-30 problems

Verdict · NHTSA data

A typical year for this model

The 2020 Mazda CX-30 sits mid-pack among CX-30 years: 47 NHTSA complaints against a model median of roughly 47, with 3 recalls and no defect investigations.

No single system dominates the record — complaints spread across other (9), brakes (7), and electrical system (5), which usually points to general build quality rather than one defect. In government crash testing it earned 5 of 5 NCAP stars overall.

47

NHTSA complaints

3

Recalls

0

Investigations

3

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

5

NCAP overall · of 5 stars

How does 2020 compare to other CX-30 years?

CX-30 NHTSA complaints by model year, 2020 highlighted136 complaints2020: 47 complaints2021: 136 complaints2022: 51 complaints2023: 39 complaints2024: 43 complaints2025: 48 complaints
CX-30 NHTSA complaints by model year, 2020 highlighted. Red bars are years to avoid.

See all CX-30 years to avoid →

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

ComponentComplaintsShare
Other919%
Brakes715%
Fuel System511%
Engine511%
Electrical System511%
Transmission36%
Body & Structure36%
Seat Belts24%
Driver Assistance24%
Suspension24%
Visibility & Wipers12%
Tires & Wheels12%
Lighting12%
Steering12%

Does the 2020 Mazda CX-30 have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

21V086000Body & StructureFebruary 18, 2021 · 13,857 units

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 number for this recall is 4621B.

20V346000BrakesJune 12, 2020 · 24,037 units

Defect

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.

Consequence

Loose brake calipers can reduce braking performance or interfere with wheel rotation, affecting vehicle handling. Either of these scenarios can increase the risk of a crash.

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. The recall began July 24, 2020. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 4420F.

20V347000Fuel SystemJune 12, 2020 · 12,097 units

Defect

Mazda North American Operations (Mazda) is recalling certain 2020 CX-30 vehicles equipped with all-wheel drive. The evaporative vent hose for the fuel tank may be disconnected, possibly allowing fuel to leak from the charcoal canister vent at the rear of the vehicle.

Consequence

A fuel leak in the presence of an ignition source may increase the risk of a fire. Additionally, the engine may stall while driving, increasing the risk of a crash.

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. Repairs will be performed free of charge. The recall began July 29, 2020. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 4520F.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“Check Engine light is on Mazda knows this model car has a manufacture defect based on a 3 page safety report I obtained. Requesting Mazda to repair my vehicle at no charge to me.”

Complaint filed with NHTSA · Other · October 3, 2022

“I WAS DRIVING CAR ON.THE HIGHWAY AND AS I PREPARED TO EXIT I BRAKED AND THE CAR HESITATED FOR 2 SECONDS BEFORE BRAKES ENGAGED. CAR HAS ALSO HAD HESITATION UPON ACCELERATION PERIODICALLY .THIS HAS BEEN AN ISSUE UPON JUST A FEW WEEKS OF OWNERSHIP. THE BREAK ISSUE WAS JUST RECENTLY 7-29-20 I HAVE…”

Complaint filed with NHTSA · Brakes · June 29, 2020

“The contact owns a 2020 Mazda CX-30. The contact stated that after starting the vehicle, the instrument panel made an abnormal sound. The contact then noticed that the odometer had inadvertently rolled back to 9,999 miles. The vehicle was not diagnosed or repaired by an independent mechanic or…”

Complaint filed with NHTSA · Electrical System · December 19, 2024

“I WAS DRIVING CAR ON.THE HIGHWAY AND AS I PREPARED TO EXIT I BRAKED AND THE CAR HESITATED FOR 2 SECONDS BEFORE BRAKES ENGAGED. CAR HAS ALSO HAD HESITATION UPON ACCELERATION PERIODICALLY .THIS HAS BEEN AN ISSUE UPON JUST A FEW WEEKS OF OWNERSHIP. THE BREAK ISSUE WAS JUST RECENTLY 7-29-20 I HAVE…”

Complaint filed with NHTSA · Fuel System · June 29, 2020

“I WAS DRIVING CAR ON.THE HIGHWAY AND AS I PREPARED TO EXIT I BRAKED AND THE CAR HESITATED FOR 2 SECONDS BEFORE BRAKES ENGAGED. CAR HAS ALSO HAD HESITATION UPON ACCELERATION PERIODICALLY .THIS HAS BEEN AN ISSUE UPON JUST A FEW WEEKS OF OWNERSHIP. THE BREAK ISSUE WAS JUST RECENTLY 7-29-20 I HAVE…”

Complaint filed with NHTSA · Engine · June 29, 2020

2020 Mazda CX-30 — common questions

Is the 2020 Mazda CX-30 reliable?

It is close to typical for the CX-30: 47 NHTSA complaints, 3 recalls, and no investigations on file.

What are the most common 2020 CX-30 problems?

According to NHTSA complaint data, the leading problem areas are other (9 complaints), brakes (7 complaints), electrical system (5 complaints).

Does the 2020 Mazda CX-30 have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2020 Mazda CX-30. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mazda CX-30 years should you avoid?

Based on complaint rates and open investigations, the CX-30 years to avoid are 2021. The cleanest record among CX-30 years belongs to 2023.

How safe is the 2020 Mazda CX-30?

In NHTSA's NCAP crash testing, the 2020 Mazda CX-30 earned an overall rating of 5 out of 5 stars.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.