Disconnected vent hose may cause fuel leak
Defect Summary
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.
Safety Consequence
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.
Corrective Action
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.
Similar Recalls
Other recalls from Mazda North American Operations or involving Fuel System, Gasoline.
FAQ: Recall 20V347000
Your rights, the repair process, and what each field on this page means.
What is recall 20V347000?
NHTSA recall 20V347000 was issued by Mazda North American Operations on June 12, 2020. It addresses: Disconnected vent hose may cause fuel leak. The recall affects approximately 12,097 vehicles, with the defect involving the Fuel System, Gasoline component.
How do I get this recall repaired?
Contact any authorized Mazda North American Operations dealer and reference NHTSA recall ID 20V347000 or the manufacturer campaign number 4520F. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.