P0462 on Ford
Fuel Level Sensor 'A' Circuit Low Input
P0462 on Ford vehicles indicates fuel level sensor 'a' circuit low input. Au7o has documented this code across 1 Ford model — most commonly on Freestar. P0462 indicates the powertrain control module detected a fuel-level sensor signal voltage that is lower than the normal operating range — often interpreted as an empty or near-empty reading that may not reflect the actual fuel amount. The fuel level sender reports tank level via a variable resistance, and an abnormally low signal can stem from a short to ground or a failed sender. This usually shows up as a stuck-low or inaccurate fuel gauge rather than a driving problem. It is low-urgency but should be corrected so the gauge and EVAP monitors work properly. Typical repair costs on Ford range from $30 to $800, depending on the specific model and root cause.
Common Causes of P0462
- •Faulty fuel level sensor / sending unit
- •Short to ground in the signal wire
- •Corroded or damaged connector at the fuel pump module
- •Open or high-resistance ground circuit
- •Worn sender resistor card or float
- •Damaged wiring harness to the tank
- •Instrument cluster or PCM fault (less common)
P0462 on Ford by Model
Ford Freestar(1 issue)
- Fuel Level Sender Card Contamination Causing a Stuck or Erratic Fuel Gauge2004-2007
The fuel gauge on the Freestar reads erratically, sticks at one level, or pegs empty because the resistor card in the in-tank fuel level sender — part of the fuel pump module assembly — becomes contaminated by sulfur compounds from the gasoline. The sulfur deposits foul the contact track so the float's position no longer translates into a correct resistance, and the cluster shows nonsense. Owners run out of fuel with the needle showing a quarter tank. It is a fuel-system component failure, not a cluster failure, and replacing the instrument cluster does not fix it.
Looking for P0462 on a different make?
View P0462 across all makes →Frequently Asked Questions
What does P0462 mean on Ford?▼
P0462 stands for "Fuel Level Sensor 'A' Circuit Low Input." P0462 indicates the powertrain control module detected a fuel-level sensor signal voltage that is lower than the normal operating range — often interpreted as an empty or near-empty reading that may not reflect the actual fuel amount. The fuel level sender reports tank level via a variable resistance, and an abnormally low signal can stem from a short to ground or a failed sender. This usually shows up as a stuck-low or inaccurate fuel gauge rather than a driving problem. It is low-urgency but should be corrected so the gauge and EVAP monitors work properly. On Ford specifically, this code is documented across 1 model.
What causes P0462 on Ford vehicles?▼
Common causes on Ford: Faulty fuel level sensor / sending unit, Short to ground in the signal wire, Corroded or damaged connector at the fuel pump module, Open or high-resistance ground circuit, Worn sender resistor card or float. Specific causes vary by model and year — see the per-model sections below.
How much does it cost to fix P0462 on a Ford?▼
Repair costs on Ford range from $30 to $800, depending on the specific model and root cause.
Which Ford models have P0462 documented?▼
Au7o has documented P0462 on 1 Ford model: Freestar.