Most-reported problems

Across 32 owner complaints filed on the 2020 Mazda CX-30

• Unknown or Other28%
• Service Brakes22%
• Electrical System16%
• Engine16%
• Fuel/propulsion System16%
• Power Train9%

Share of complaints naming each system — a signal of what owners report most on this model, not a failure rate. The denominator is people who filed a complaint, not every owner. Complaints are filed with the US regulator; the same models are sold in Canada.

Safety recalls

3 campaigns issued by the manufacturer

• Structure · Body · Hatchback/liftgate

  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.

  Campaign 21V086000

• Service Brakes, Hydraulic · Foundation Components · Disc · Caliper

  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.

  Campaign 20V346000

• Fuel System, Gasoline · Delivery · Hoses, Lines/piping, and Fittings

  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.

  Campaign 20V347000

Recall campaigns are manufacturer-issued and fixed free of charge. This is the US campaign set matched by year, make and model — it is not a check against a specific VIN, and Canadian campaigns may differ.