2020 Mazda cx-30
Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2020 Mazda cx-30 is worth — from official NHTSA and EPA data. 661 on record.
2020 Mazda cx-30 at a glance
Included: that car's specs and build sheet, model-year recall campaigns and a fair price.
2020 Mazda cx-30 recalls 3
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.
Fix: 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 …
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.
Fix: 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…
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.
Fix: 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…
Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.
2020 Mazda cx-30 common problems
The most-reported problem areas across all 33 owner complaints filed with NHTSA — and what to check before you buy.
2020 Mazda cx-30 safety ratings
Rollover risk: 14.7% — NHTSA's estimated chance of rollover in a single-vehicle crash (dynamic test: no tip).
Source: NHTSA 5-Star Safety Ratings (NCAP), tested as the 2020 Mazda CX-30 SUV AWD. Ratings can differ by body style and drivetrain.
2020 Mazda cx-30 MPG & running costs
Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 4 versions of this model year; combined is shown as a range and the other figures are averages.
Estimated 5-year cost to own
A rough guide to what running a 2020 Mazda cx-30 costs over five years and 75,000 miles.
How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.
Investigations & service bulletins
Manufacturer service bulletins 687
Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 687.
Mazda Connected Services - Frequently Asked Questions (FAQ) This Service Alert supersedes the previously issued SAs listed below. The changes are noted in Red text. SA-042/26 06/30/26 DESCRIPTION Frequently Asked Questions (FAQ) Index General Questions MAZDA C…
Bulletin SA-042-26a · Electrical System · Sep 2026DESCRIPTION If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket devices have been installed. Aftermarket device…
Bulletin SA-041-26a · Electrical System · Sep 2026This Service Alert supersedes the previously issued service alert listed below. The changes are noted in Red text. SA-038/26 08/18/26 and 06/15/26 DESCRIPTION Some customers may complain about any of the following: 1. Infotainment Center Display does not provi…
Bulletin SA-038-26b · Electrical System · Sep 2026This Service Alert supersedes the previously issued service alert listed below. The changes are noted in Red text. SA-038/26 06/15/26 DESCRIPTION Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Author…
Bulletin SA-038-26a · Electrical System, Exterior Lighting, Engine · Sep 2026This Service Alert supersedes the previously issued Service Alerts listed below: The changes are noted in Red. Infotainment Reboot With Navigation Card Installed This Service Information is no longer valid. Refer to the following updated Technical Service Bull…
Bulletin SA-054-26 · Electrical System · Aug 2026This Service Alert supersedes the previously issued SA(s) listed below. The changes are noted in Red text. SA-039/26 06/15/26 Mazda Connect Symptom Troubleshooting DESCRIPTION Customers having MAZDA CONNECT concerns should have their vehicle repaired using the…
Bulletin SA-039-26a · Electrical System · Aug 2026This Service Alert supersedes the previously issued bulletin(s) listed below. The changes are noted in Red text. SA-006/23 01/23/23 DESCRIPTION Some customers may complain about the infotainment system and/or the MyMazda App showing incorrect clock and/or tire…
Bulletin SA-053-26 · Electrical System, Wheels · Aug 2026DESCRIPTION Some customers may complain about SiriusXM Travel Link, Traffic Plus showing expired even though the customer purchased a paid subscription. SiriusXM audio packages do not include SiriusXM Travel Link, Traffic Plus. To get Traffic Plus, the custome…
Bulletin SA-052-26 · Aug 2026This bulletin supersedes the previously issued bulletin(s) listed below. The changes are noted in Red text. 01-012/22 10/06/22 DESCRIPTION Some vehicles may exhibit accumulation of dried coolant (1) around the water pipe (2). This is caused by a gap between th…
Bulletin 01-010-26 · Engine · Aug 2026DESCRIPTION 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 trigger the DTC. However, since it is cleared when power is…
Bulletin 06-001-26 · Steering, Electrical System · Jul 2026Source: NHTSA Office of Defects Investigation, listed for the CX-30 FWD. Model-year data, not specific to one car.
Canadian recalls 3
Transport Canada recall campaigns for the 2020 Mazda cx-30. Relevant if the car was first sold in, or imported from, Canada.
Structure
Issue: On certain vehicles, the power liftgate may partially lower from the fully open position when the vehicle is parked facing uphill on a slope. The liftgate will not lower all the way to the closed position. Safety risk: A liftgate that partially lowers suddenly could create a risk of injury. Corrective action: Mazda will notify owners by mail and instruct you to take your…
Transport Canada #2021075 · Feb 2021Brakes
Issue: On certain vehicles, the front brake caliper mounting bolts may not be properly tightened. This could cause the bolts to loosen, which may result in reduced brake effectiveness. If the bolts fall out, the caliper could also come in contact with the wheel rim and cause a loss of vehicle control. Safety Risk: Reduced brake effectiveness could cause an increase in stopping…
Transport Canada #2020264 · Jun 2020Fuel System
Issue: On certain vehicles equipped with all-wheel drive, a hose that connects the evaporative emissions (EVAP) system to the fuel tank may not have been installed correctly. This could cause fuel to flow directly into the EVAP system when the fuel tank is filled completely. As a result, fuel may leak through the charcoal canister vent. A charcoal canister that is filled with f…
Transport Canada #2020265 · Jun 2020Source: Transport Canada Motor Vehicle Safety Recalls Database.
About the Mazda cx-30
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 Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.
2020 Mazda cx-30 trims & engines on record
2020 Mazda cx-30 vehicles on record
2020 Mazda cx-30 Base3MVDMBBL7LM131306
2020 Mazda cx-30JMZDM6WGA00154118
2020 Mazda cx-303MVDMADMXMM218523
2020 Mazda cx-303MVDMBEM5LM129588
2020 Mazda cx-303MVDMBDM6LM115670
2020 Mazda cx-30JMZDM6WGA00156261
2020 Mazda cx-303MVDMBEM1LM140264
2020 Mazda cx-303MVDMBDL0MM212498
2020 Mazda cx-303MVDMBDM1MM215595
2020 Mazda cx-303MVDMBDL7MM236474
2020 Mazda cx-30JMZDM6WGA00155826
2020 Mazda cx-303MVDMAEM4LM137806
2020 Mazda cx-303MVDMBCLXMM222098
2020 Mazda cx-30JMZDM6WGA00158471
2020 Mazda cx-303MVDMBCL0LM118864
2020 Mazda cx-303MVDMBCLXLM121349
2020 Mazda cx-303MVDMBCL9LM117373
2020 Mazda cx-303MVDMBDM5MM220220
2020 Mazda cx-303MVDMBDL9LM127030
2020 Mazda cx-303MVDMABL7MM238190
2020 Mazda cx-303MVDMBCL9LM136120
2020 Mazda cx-303MVDMACL0MM216112
2020 Mazda cx-30JMZDM6WGA00148016
2020 Mazda cx-303MVDMBCL2MM230938