P0462 on Nissan Altima
Fuel Level Sensor A Circuit Low
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Nissan Altima context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0462.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0462 Means on Your Nissan Altima
P0462 is a diagnostic trouble code indicating: Fuel Level Sensor A Circuit Low. This code relates to the emission controls system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Nissan Altima Owner Reports
Source: NHTSA Complaints Database
"The fuel gauge stopped working. Fuel gauge shows full all the time. Error code is P0462. Mechanic replaced fuel pump module assembly and this did not fix the problem. Check engine light is on and will not go off and the code will not clear."
"The fuel gauge is inaccurate and the service engine lights illuminates with fault code p0462. money spent unnecessarily on brand new fuel pump assembly problem still exists. occurs both stationary and in motion problem occurs."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Nissan Altima
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.