Mazda/fuel sender unit
Defect Summary
On certain passenger vehicles, the fuel sender unit (fsu) may have been improperly installed in the fuel tank, producing an inadequate seal, and fuel may leak.
Safety Consequence
A fire could occur in the presence of an ignition source.
Corrective Action
Dealers will inspect the top of the fuel tank, and if necessary, repair or replace it. owner notification began february 9, 2004. owners should contact mazda at 1-800-222-5500.
Similar Recalls
Other recalls from Mazda North American Operations or involving Fuel System, Gasoline.
FAQ: Recall 03V531000
Your rights, the repair process, and what each field on this page means.
What is recall 03V531000?
NHTSA recall 03V531000 was issued by Mazda North American Operations on December 16, 2003. It addresses: Mazda/fuel sender unit. The recall affects approximately 56,700 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 03V531000 or the manufacturer campaign number 1403L. 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.