2018 Mazda Mazda6: owner complaints and recalls
Analysis of 54 owner complaints filed with NHTSA and 2 recall campaigns. Updated 2026-07-25.
54
Complaints
2
Recalls
1
Crash reports
1
Fire reports
1
Injuries
33.3
Severity index
Severity index 33.3 - Low. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.
Among the 121 2018 vehicles we track with at least 40 complaints on file, the 2018 Mazda Mazda6 ranks 87 of 121 by severity, where 1 is the worst. Its severity is higher than 28% of its model-year peers. See the full 2018 ranking.
What actually fails
| Component | Complaints | Share of complaints citing it |
|---|---|---|
| ENGINE | 31 | 57.4% |
| POWER TRAIN | 9 | 16.7% |
| UNKNOWN OR OTHER | 9 | 16.7% |
| SERVICE BRAKES | 4 | 7.4% |
| ELECTRICAL SYSTEM | 4 | 7.4% |
| FUEL SYSTEM | 3 | 5.6% |
| GASOLINE | 3 | 5.6% |
| FUEL/PROPULSION SYSTEM | 3 | 5.6% |
The single most-reported system is ENGINE, cited in 31 of 54 complaints (57.4%). One complaint can name several systems, so these shares overlap and do not total 100%.
Complaints filed per year
| Year | Complaints |
|---|---|
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 12 |
| 2025 | 9 |
| 2026 (year to date) | 6 |
Complaint volume is rising - the last three years carry 2.0x the filings of the three before them, which usually signals a wear-related defect surfacing with age.
Recall campaigns
| Campaign | Reported | Component | Summary |
|---|---|---|---|
| 21V875000 | 12/11/2021 | FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP | Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3, Mazda6, 2019 CX-3, 2018-2019 MX-5, CX-5, CX-9, and 2019-2020 Mazda2 vehicles. The impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. |
| 19V497000 | 27/06/2019 | ENGINE | Mazda North American Operations (Mazda) is recalling certain 2018-2019 CX-5, Mazda6, and 2019 Mazda3 vehicles. A software error in the powertrain control module (PCM) may cause the engine to stall. |
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.