P0460
OBD-II Diagnostic Code
Severity: MinorWhat it means
P0460 means the fuel level sensor is giving erratic or stuck readings.
Your fuel gauge may read incorrectly — full when empty, empty when full, or stuck.
The sending unit inside the fuel tank is usually the problem.
Affected Models
- All OBD-II vehicles (1996+)
- Common on Ford, GM
Common Causes
- Fuel level sending unit worn out
- Wiring to fuel tank corroded
- Fuel gauge cluster fault
- Bad ground connection at the fuel tank
How to Fix It
-
Check if the fuel gauge reads correctly.
If the gauge is stuck or jumps erratically, P0460 confirms the sensor is faulty.
-
Check the wiring connector at the fuel tank.
The connector is on top of the tank.
Look for corrosion or loose pins. -
Replace the fuel level sending unit.
The sending unit is inside the fuel tank, often part of the fuel pump assembly.
Replacement usually requires dropping the tank.
Frequently Asked Questions
Can I drive with P0460?
Yes, safely.
The engine runs fine — only the fuel gauge is affected.
Just track your mileage manually to avoid running out of fuel.
How much does a fuel sending unit cost?
The part costs $50-$200.
Labor to drop the tank and install adds $200-$400.