2020 Mazda CX-30 Recall: Evaporative vent hose for the fuel tank may be disconnected, possibly…

NHTSA campaign 20V347000 · Fuel System, Gasoline · filed Jun 12, 2020 · verified Jul 30, 2026

Units reported

12K

Manufacturer

Mazda North American Operations

Risk

Fire

Owner letters

Mailing began Jul 29, 2020

The defect

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.

The 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.

Check whether your specific vehicle is affected

Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.

Check VIN on NHTSA →

The fix — what to do

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.

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affected vehicles

Make	Model	Model years
Mazda	CX-30	2020

Related recalls

More Mazda CX-30 recalls

Other campaigns involving Mazda vehicles

All Mazda CX-30 recalls → · All Mazda recalls →

Source: NHTSA recall database, campaign 20V347000 (manufacturer number 4520F). Data last verified Jul 30, 2026.