What causes a P0460 code?

P0460 can be triggered by several issues — see the verified probable causes and step-by-step diagnostics shared by mechanics and owners on OBDIY.

Can I drive with a P0460 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P0460 active.

Follow the step-by-step diagnostic on this page, then read the verified fixes contributed by other Heavy Truck owners — the answer marked "Verified Cause" worked for the original poster.

OBDIY

OBD-II

P0460

Fuel Level Sensor Circuit Malfunction

What it means

The Engine Control Module (ECM) or Body Controller detects an out-of-range or erratic voltage signal from the fuel tank sending unit. This indicates the reported fuel level is not changing in a logical manner relative to fuel consumption or distance traveled.