Mazda CX-30
Registered from 2020 to 2027.
About this model
The Mazda CX-30 is a subcompact crossover SUV produced by Mazda. Based on the fourth-generation Mazda3, it debuted at the 2019 Geneva Motor Show, to slot in between the CX-3 and the CX-5. It went on sale in Japan on 24 October 2019, with global units being produced at Mazda's Hiroshima factory, North and South American units built in Salamanca, Guanajuato, Mexico, Thailand and initial Australian units made at the AutoAlliance Thailand plant in Rayong, and China-market units produced in Nanjing by Changan Mazda.
From the Wikipedia article Mazda CX-30, licensed under CC BY-SA 4.0.
Where it stands out against its peers
- Engine: more complaints than 93% of 2021 cars — 49% of its 100 complaints, where an ordinary 2021 car has 19%.
- Vehicle speed control: more complaints than 92% of 2021 cars — 8% of its 100 complaints, where an ordinary 2021 car has 3%.
Same model year only, at least 30 peer cars, zeros included. Every car has a worst part; this shows which, and how far from ordinary it is. A high share means more to check, not a verdict.
Before you buy one
Built from what this car fails on, not from general knowledge of the model.
- ENGINE — 35 owners reported this
- VISIBILITY/WIPER — 8 owners reported this
- ELECTRICAL SYSTEM — 4 owners reported this
- SERVICE BRAKES,FORWARD COLLISION AVOIDANCE — 4 owners reported this, 3 involving a crash
- AIR BAGS — 3 owners reported this, 2 involving a crash
- FORWARD COLLISION AVOIDANCE — 3 owners reported this, 1 involving a crash
- ELECTRICAL SYSTEM,ENGINE — 2 owners reported this
- ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE — 2 owners reported this
- ENGINE,FUEL/PROPULSION SYSTEM — 2 owners reported this
- POWER TRAIN,ENGINE — 2 owners reported this
- SEATS — 2 owners reported this
- SERVICE BRAKES — 2 owners reported this
- VEHICLE SPEED CONTROL — 2 owners reported this, 2 involving a crash
Crash test
| Overall | ★★★★★ |
| Frontal crash | ★★★★★ |
| Side crash | ★★★★★ |
| Rollover | ★★★★☆ |
| Stability control | Standard |
| Forward collision warning | Standard |
| Lane departure warning | Standard |
Crash-tested by NHTSA, the American road safety agency.
Specification
| Year | Measured |
|---|---|
| 2026 | 227 hp · 1516 kg · 2650 mm wheelbase · 9.4 L/100km (EPA) · 10.7 L/100km city · 7.8 motorway · Suv, 4-door |
| 2025 | 227 hp · 1516 kg · 2650 mm wheelbase · 9.4 L/100km (EPA) · 10.7 L/100km city · 7.8 motorway · Suv, 4-door |
| 2024 | 227 hp · 1516 kg · 2650 mm wheelbase · 9.4 L/100km (EPA) · 10.7 L/100km city · 7.8 motorway · Suv, 4-door |
| 2023 | 227 hp · 1516 kg · 2650 mm wheelbase · 9.4 L/100km (EPA) · 10.7 L/100km city · 7.8 motorway · Suv, 4-door |
| 2022 | 227 hp · 1516 kg · 2650 mm wheelbase · 9.4 L/100km (EPA) · 10.7 L/100km city · 7.8 motorway · Suv, 4-door |
| 2021 | 186 hp · 1516 kg · 2650 mm wheelbase · 9.0 L/100km (EPA) · 9.8 L/100km city · 7.6 motorway · Suv, 4-door |
| 2020 | 186 hp · 1516 kg · 2650 mm wheelbase · 8.7 L/100km (EPA) · 9.4 L/100km city · 7.4 motorway · Suv, 4-door |
Recalls
Filed by the manufacturer with a regulator. A recall is repaired free of charge, whoever owns the car now.
77% of 2022 cars have more recall campaigns than this one, and an ordinary one has 3. More of them means more to check the service record for, not a worse car.
20V346000
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.
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.
20V347000
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.
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.
21V086000
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.
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.
21V101000
A sudden air leak from the tire air valve may cause a loss of vehicle control while driving, increasing the risk of a crash.
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.
23V275000
Reduced braking ability can increase the distance required to stop the vehicle, increasing the risk of a crash.
Dealers will inspect and replace the ABS HCU, as necessary, free of charge. Owner notification letters were mailed June 12, 2023. Owners may contact Mazda customer service at 1-800-222-5500 Option 6. Mazda's number for this recall is 5823D.
What the maker told its dealers
Service bulletins are the manufacturer's own repair guidance to dealers, filed with NHTSA. A bulletin is not a defect finding; the count rises with how many things a maker writes down, not only with how many go wrong.
Mazda filed 61 bulletins about the 2026 CX-30.
- Electrical system: 27
- Engine: 7
- Power train: 5
- Structure: 5
- Service brakes: 2
- Suspension: 2
- Wheels: 2
- Fuel/propulsion system: 1
- Seats: 1
- Visibility/wiper: 1
- Other: 8
- This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-063/24 09/06/24 DESCRIPTION The Blind Spot Monitoring (BSM) system can malfunction with the following… · August 2026
- DESCRIPTION Some customers may complain that the electric power steering warning light illuminates after engine start and DTC U2011:1C is stored. Zinc-plated whisker may form inside the EPS motor and… · August 2026
- DESCRIPTION Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment.… · July 2026
- DESCRIPTION Some vehicles may exhibit a clicking, popping, tapping or knocking noise from the front end when turning left or right and accelerating. NOTE: The noise could occur at different steering… · July 2026
- This Service Alert supersedes the previously issued SAs listed below. The changes are noted in Red text. SA-017/25 12/16/25, 09/08/25, 07/14/25, 05/15/25 and 03/21/25 DESCRIPTION Mazda Connect… · July 2026
- This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-061/25 12/17/25 DESCRIPTION If you encounter any type of electrical concern (e.g, dead battery, engine no… · July 2026
- This Service Alert supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-009/25 08/22/25 and 02/18/25 DESCRIPTION Some customers may experience a Connected Vehicle… · July 2026
- This Service Alert supersedes the previously issued SA listed below. The changes are noted in Red text. SA-012/25 10/06/25, 08/21/25, 05/15/25 and 02/27/25 DESCRIPTION Customers having MAZDA CONNECT… · July 2026
53 more.
Grouped by NHTSA's top-level system; a bulletin filed under a sub-heading counts toward its system.