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2018 MAZDA MAZDA6 — Complaint #2091983

Open-data reference.

NHTSA Complaint about FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP filed May 14, 2025

NHTSA complaint #2091983 (ODI reference 11660947) concerns a 2018 MAZDA MAZDA6 and was filed on May 14, 2025. The owner reports the failure occurred on March 26, 2025. The vehicle had 75,000 miles on the odometer at the time of the incident. The report was geocoded to Massachusetts based on the filer's self-reported location. The affected component is categorized as fuel system, gasoline:delivery:fuel pump, one of NHTSA's standardized taxonomy codes used to group defect patterns across make, model, and year.

The filer flagged the following severity indicators: crash: no, fire: no, injuries: 0, fatalities: 0. No crash, fire, or fatality was associated with this report, which places it in the early-warning stream rather than the priority-review stream. Because a VIN was supplied, this complaint is tied to a specific vehicle and not just a model-year cohort.

Individual complaints are consumer-submitted and unverified by NHTSA engineers — the agency's role at this stage is to collect, index, and make them searchable. What matters for federal action is the pattern: when many owners of the same MAZDA MAZDA6 cohort independently describe similar fuel system, gasoline:delivery:fuel pump failures, defect investigators have grounds to open a PE and request manufacturer data. Related filings for the same vehicle and component appear below, and the detail page for the full 2018 MAZDA MAZDA6 shows the complete component-level complaint distribution alongside any active investigations or recalls.

Vehicle
2018 MAZDA MAZDA6
Component
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
State
Massachusetts
Mileage
75,000 mi

Complaint Description

The contact owns a 2018 Mazda Mazda6. The contact stated upon taken the vehicle to the dealer for an oil change, the dealer notified the contact of a fuel leak. The dealer diagnosed the vehicle and informed the contact that the top of the fuel tank and bolts connected to the fuel pump were significantly rusted, causing the fuel leak. The dealer determined that the fuel tank and the fuel pump needed to be replaced. The vehicle was repaired. The manufacturer was notified of the failure and informed the contact that no assistance would be provided because the contact had already authorized the dealer to repair the vehicle. The failure mileage was approximately 75,000.

Complaint Details

NHTSA Complaint ID 2091983
ODI Number 11660947
Date Filed May 14, 2025
Failure Date March 26, 2025
VIN JM1GL1U59J1

Source: NHTSA Vehicle Complaints Database. Component taxonomy and severity codes are standardized by NHTSA Office of Defects Investigation.