Verdict
2020 Mazda CX-30: Complaints, Recalls & Known Issues
What the public record actually says about the 2020 Mazda CX-30 — every figure below is a NHTSA or EPA number, not an opinion.
The read
Middle-of-the-pack complaint volume for SUV.
Owners filed 31 NHTSA complaints — fewer complaints than 63% of 2020 SUVs. Unknown Or Other leads the reports (23%). 3 safety recall campaigns on record — check the VIN and remedy terms with a dealer.
Based on NHTSA complaint volume against 2020 SUVs, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
31
Reports to NHTSA, 2020
Safety recalls
3
NHTSA campaigns on record
NHTSA crash test
Overall NCAP rating
Combined MPG
No data
EPA estimate
Complaint volume vs. segment peers
Fewer complaints than 63% of 2020 SUVs
The bar is this car's percentile among 2020 SUVs by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Unknown Or Other issues lead owner complaints (23% of 31 reports), followed by electrical system (16%).
+ 5 more component categories with fewer reports.
Share of all 31 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11623146, ODI 11585002, ODI 11563320, ODI 11489142, ODI 11414958.
Recalls(3)
Open a recall to read what NHTSA says is wrong, what can happen, and how it gets fixed. Check the VIN and remedy eligibility with a dealer; federal no-charge requirements have an age limit, though a manufacturer may offer more coverage.
Service BrakesDec 2020 · 20V346000Details +Close −
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.
Risk: 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.
Fuel SystemDec 2020 · 20V347000Details +Close −
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.
Risk: 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.
Structure · 21V086000Details +Close −
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.
Risk: 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.
A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.
Investigations
0 NHTSA investigations on record
No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.
Crash-test ratings
2020 Mazda CX-30 SUV FWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
2020 Mazda CX-30 SUV AWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
Fuel economy by trim
No EPA fuel-economy record is available for this model year. Some trims and older vehicles were not tested or are not in the current EPA feed.
Before you buy
Useful next checks
Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.
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Compare model years
"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.
2020 Mazda CX-30: frequently asked
What does the complaint record show for the 2020 Mazda CX-30?
Owners filed 31 NHTSA complaints about the 2020 Mazda CX-30 — fewer complaints than 63% of comparable 2020 SUVs, so it sits toward the stronger end of its class. That's a signal, not a guarantee about any single car.
What are the most common problems on the 2020 Mazda CX-30?
The most-reported problem areas are Unknown Or Other (23% of complaints) and electrical system (16%).
How many recalls does the 2020 Mazda CX-30 have?
3 recalls have been issued that affect the 2020 Mazda CX-30, covering components such as service brakes. Check the VIN with NHTSA and ask a dealer to confirm remedy eligibility; federal no-charge requirements have an age limit, though manufacturers may offer more coverage.
What gas mileage does the 2020 Mazda CX-30 get?
EPA fuel-economy figures for the 2020 Mazda CX-30 aren't available yet.