P0463 on Hyundai Vehicles: Fuel Level Sensor A Circuit High
Fuel level signal reads like an open circuit – most often a corroded tank-top connector or an open sender. P0463 →
8Complaints mentioning the code
#4Rank among 7 brands
1.1%Share of Hyundai DTC complaints
In NHTSA owner complaints we analyzed for Hyundai, P0463 was mentioned 8 times.
Notes by brand
P0463 with a gauge stuck at empty or full is frequently reported on several Hyundai models. On many sedans and crossovers the pump module and sender are reached through a cover under the rear seat cushion, which keeps labor moderate.
Most mentioned models
| Hyundai Santa Fe | 7 | |
|---|---|---|
| Hyundai Veloster | 1 |
Model years mentioned
Components named in these complaints
- Fuel/propulsion System (7)
- Electrical System (1)
- Unknown Or Other (1)
- Engine (1)
Often appears together with
Possible causes
- Corroded or loose pins in the connector on top of the fuel tank
- Sender open – wiper lifted off a worn spot or broken resistor track
- Open or corroded sender ground wire or ground point near the tank
- Wire broken where the harness flexes between tank and body
Related codes
Source: NHTSA Complaints API (US government open data), analyzed by DTC mention.