NHTSA campaign 16V684000 · Mazda campaign 0116I
Mazda Recall 16V-684: Possible Fuel Leak from Deformed Fuel Tank
NHTSA recall 16V684000 (Mazda campaign 0116I) was reported by Mazda North American Operations on September 22, 2016, with 17,484 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mazda MAZDA3 for model years 2014–2016. Owners were notified on November 18, 2016, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 16V684000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Mazda VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 16V684000 (also written 16V-684 or 16V684)
- Filed by
- Mazda North American Operations
- Mazda campaign number
- 0116I
- Report received
- Potentially affected
- 17,484 vehicles (per NHTSA)
- Component
- Fuel System, Gasoline — Storage — Tank Assembly
- Owners notified
Repair completion: 79.96% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 16V684000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Mazda
All Mazda recallsNHTSA's recall notice
As NHTSA's recall record states it for campaign 16V684000.
Defect description
Mazda Motors North American Operations (Mazda) is recalling certain model year 2014-2016 Mazda3 vehicles manufactured January 4, 2014, to September 18, 2015. The fuel tank of the affected vehicles may have been improperly handled during manufacturing and, as a result, the welded attachment of the Inlet Check Valve (ICV) may fail and allow fuel to leak.
Safety consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Manufacturer remedy
Mazda will notify owners, and depending on the tank lot number, dealers will inspect the ICV weld, replacing the fuel tank, as necessary, free of charge. The recall began November 1, 2016. Owners may contact Mazda customer service at 1-800-222-5500. Mazda's number for this recall is 0116I.
Notes
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.
Sources
Official NHTSA notice for recall 16V684000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.