Two problems related to gasoline fuel system have been reported for the 2018 Mazda MAZDA3. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Mazda MAZDA3 based on all problems reported for the 2018 MAZDA3.
The contact owns a 2018 Mazda Mazda3. The contact stated that while the vehicle was parked, the contact became aware of a strong fuel odor around the exterior of the vehicle and inside the vehicle. The contact stated that the failure had occurred after refueling. No warning lights were illuminated. The dealer was made aware of the failure, and an appointment was scheduled for a diagnostic test. The dealer had to reschedule the appointment due to a scheduling issue. The vehicle was taken to an independent mechanic, where it was diagnosed with a crack in the top of the fuel pump. The contact was informed that the fuel pump needed to be replaced, and the vehicle was being repaired. The contact referenced an unknown recall with a similar failure; however, the VIN was not associated. The manufacturer was made aware of the failure and a case was filed. The contact was informed that the vehicle needed to be taken to a dealer for a diagnostic test. The repair coverage was denied because the vehicle was not repaired by a dealer. The failure mileage was 179,550.
The contact’s sister owns a 2018 Mazda Mazda3. The contact stated that while driving at various speeds, the vehicle stalled. The contact also stated that while attempting to depress the accelerator pedal, the vehicle failed to respond as intended. The vehicle was taken to a local dealer where it was diagnosed with a defective fuel pump. The vehicle was repaired, and the contact related the failure to NHTSA campaign number: 21v875000 (fuel system, gasoline); however, the VIN was not included. The manufacturer was made aware of the failure; however, no assistance was provided. The failure mileage was approximately 51,000.
| Gasoline Fuel System problems | |
| Fuel Pump problems |