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2021 Mazda CX-30

Owner reports · Recalls · Investigations

More warning signs than most CX-30 years

Owner complaints for the 2021 Mazda CX-30 are substantially higher than the model-year median of 31.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 13 of 100 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Engine. Review the 49 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Forward Collision Avoidance. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

10 crash reports0 fire reports7 injury reports

Electrical System complaints

13 reports
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Mileage unknown · Jan 23, 2022
Electrical SystemEngineSteering

Multiple warning messages came on including "Pus button start malfunction. Have the vehicle inspected." "In-vehicle network malfunction. Have the vehicle inspected." "Auto light system malfunction. Turn on/off lights manually." "Power steering malfunction. Have the vehicle inspected." "Driver attention alert disabled." Vehicle…

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Multiple warning messages came on including "Pus button start malfunction. Have the vehicle inspected." "In-vehicle network malfunction. Have the vehicle inspected." "Auto light system malfunction. Turn on/off lights manually." "Power steering malfunction. Have the vehicle inspected." "Driver attention alert disabled." Vehicle would not start after this and had to be towed to a Mazda dealership.

NHTSA ODI #11448498

3,500 miles · Nov 2, 2021
Electrical SystemForward Collision Avoidance

The contact owns a 2021 Mazda CX-30. The contact stated that while at a stop sign, the vehicle was bouncing up and down. The contact mentioned that the failure recurred multiple times and only while the vehicle was stopped. The dealer was contacted but was unable to provide a diagnosis. The vehicle was not repaired. The manufact…

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The contact owns a 2021 Mazda CX-30. The contact stated that while at a stop sign, the vehicle was bouncing up and down. The contact mentioned that the failure recurred multiple times and only while the vehicle was stopped. The dealer was contacted but was unable to provide a diagnosis. The vehicle was not repaired. The manufacturer was not notified of the failure. In addition, while driving at approximately 8 mph, the brake assist warning light illuminated, and the brake assist applied independently while there was nothing in front of the vehicle. The approximate failure mileage was 3,500. As of November 5, 2021 the mileage was noted as 6,301 by Manchester Mazda. The vehicle would start bouncing up and down and moving forwards and backwards while stopped at a stop light and this occurred multiple times shortly after the purchase, within a month of purchase and randomly continued up to the point of the following issue. Consumer had shut off the brake assist every time she was driving there have been no more incidences. In addition, having the winter tires put on stopped the incident from recurring.

NHTSA ODI #11439027

50 miles · May 10, 2021
Electrical System

TL* THE CONTACT OWNS A 2021 MAZDA CX-30. THE CONTACT STATED WHILE DRIVING 3 MPH, THE VEHICLE LOSS MOTIVE POWER. THE CONTACT STATED THAT THE LOW VOLTAGE 12-V CHARGE WARNING LIGHT WAS ILLUMINATED. THE CONTACT STATED A BYSTANDER ASSISTED TO JUMP START THE VEHICLE. THE CONTACT CONTINUED DRIVING TO HER DESTINATION. THE VEHICLE WAS TA…

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TL* THE CONTACT OWNS A 2021 MAZDA CX-30. THE CONTACT STATED WHILE DRIVING 3 MPH, THE VEHICLE LOSS MOTIVE POWER. THE CONTACT STATED THAT THE LOW VOLTAGE 12-V CHARGE WARNING LIGHT WAS ILLUMINATED. THE CONTACT STATED A BYSTANDER ASSISTED TO JUMP START THE VEHICLE. THE CONTACT CONTINUED DRIVING TO HER DESTINATION. THE VEHICLE WAS TAKEN TO COOK CHRYSLER DODGE RAM (1136 S PHILADELPHIA BLVD, ABERDEEN, MD 21001, (410) 346-3786) HOWEVER, THE MECHANIC WAS UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT YET REPAIRED. THE CONTACT STATED SHE HAD EXPERIENCE THE FAILURE ON FOUR TIMES AND THE VEHICLE WAS TOWED TO THE DEALER. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 50.

NHTSA ODI #11415780

Official recalls

2

21V101000 · Tires:valve

Feb 22, 2021

Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.

Consequence & remedy

Consequence: A sudden air leak from the tire air valve may cause a loss of vehicle control while driving, increasing the risk of a crash.

Remedy: 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.

21V086000 · Structure:body:hatchback/liftgate

Feb 18, 2021

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 & remedy

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.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.