Every 2020 Mazda CX-30 recall
Each campaign as NHTSA published it: what is wrong, what can happen, and the fix. Newest first.
Structure · NHTSA 21V086000
Feb 18, 2021Structure:Body:Hatchback/Liftgate
- Problem
- 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.
- 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 4. Mazda's number for this recall is 4621B.
Full recall details for 21V086000 →Fuel System, Gasoline · NHTSA 20V347000
Dec 6, 2020Fuel System, Gasoline:Delivery:Hoses, Lines/Piping, and Fittings
- Problem
- 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.
- 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 contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 4520F.
Full recall details for 20V347000 →Service Brakes, Hydraulic · NHTSA 20V346000
Dec 6, 2020Service Brakes, Hydraulic:Foundation Components:Disc:Caliper
- Problem
- 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.
- 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 1-800-222-5500, Option 4. Mazda's number for this recall is 4420F.
Full recall details for 20V346000 →
2020 Mazda CX-30 complaints and service bulletins
Owners filed 34 complaints with NHTSA about the 2020 Mazda CX-30, reporting 1 crashes. Mazda has issued at least 687 technical service bulletins (repair instructions to dealers) for this model year. Complaints are unverified owner reports; a recall is the manufacturer’s admission of a safety defect.
Most-reported components
- Unknown Or Other9
- Service Brakes7
- Engine6
- Electrical System5
- Fuel/Propulsion System5
- Power Train4
Service bulletins by component
- Electrical System (284)
- Equipment (187)
- Equipment Adaptive/Mobility (107)
- Engine and Engine Cooling (95)
- Unknown Or Other (90)
- Engine (63)
Read Mazda CX-30 owner complaints and bulletins, every year
What people reported
Owners have filed 34 complaints with NHTSA about the 2020 Mazda CX-30. A few in their own words, shortened. Complaints are unverified and are not proof of a defect or of any recall.
Crash
“The front camera didn't operate properly The brakes have an elongated stopping distance”
2020 MAZDA CX-30Nov 30, 2025
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11702067
“Multiple fixes and repairs on a P0421 code. Repaired by Mazda with a new catalytic converter but then refused to replace it when the code came back saying it was not covered by the warranty.”
2020 MAZDA CX-30Oct 6, 2026 · MO
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11769418
“My car was squeaking and lurching around 3/4 gear. I took it in to the Mazda dealership (Northtowne Mazda in Kansas City) and they told me it was a "well-known issue" with this year and make of a Mazda.”
2020 MAZDA CX-30Sep 3, 2026 · MO
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11761957
“The front passenger side headlight is making a whirring noise whenever the light is turned on. Based on the NHTSA safety reports for this model, this indicates the fan is failing, and soon the headlight will also fail. Intact headlights are essential for driving safety at night.”
2020 MAZDA CX-30Jul 18, 2026 · PA
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11751262
“My 2020 Mazda CX-30 has an intermittent no-start condition caused by a complete electrical failure. This occurs randomly, often overnight and after long or short trips.”
2020 MAZDA CX-30Jan 10, 2026
Complaint filed with NHTSA, not verified by the agency · NHTSA complaint 11710048
Check your CX-30 by VIN
Not every 2020 Mazda CX-30 is in every recall. Enter your 17-character VIN to see the recalls on record for your exact vehicle, then confirm which are still open at NHTSA.gov or with any Mazda dealer.
Run a free VIN recall check →