What is P0463 : Engine Error code Causes Explained
The P0463 engine error code indicates a high voltage issue in the fuel level sensor circuit. This fault can affect accurate fuel readings, potentially leading to performance problems. Understanding its causes and solutions helps maintain vehicle reliability and safety on the road
How to Identify a DTCs Number
Understand, this trouble codes (DTCs) are 5 characters: 1 letter, 4 numbers. P-Powertrain indicates the fault code’s location. Generic or manufacturer-specific codes are indicated by the first digit. The second digit denotes the subsystem (7=transmission). The last two numbers describe the issue.
To identify a DTC like P0463, use an OBD-II scanner by connecting it to the vehicle’s OBD port, typically under the dashboard. The scanner reads and displays the trouble code and description, helping you diagnose the exact problem
Causes of P0463 Error Code:
- Faulty fuel level sensor.
Most likely culprit: faulty sensor sending incorrect fuel level readings. - Damaged wiring or connectors:
Corroded, loose, or broken fuel sensor wires can cause high signal. - Damaged fuel tank:
Corrosion or physical damage to the fuel tank can affect the fuel level sensor’s functionality. - Faulty fuel level sensor float:
The float inside the sensor might be damaged, causing inaccurate readings. - Ground circuit issues:
A poor ground connection in the fuel level sensor circuit can also triqger this code.
Risk Level of P0463 Error Code:
The Medium Risk Level of the P0463 engine error code indicates that the fuel level sensor circuit is showing an abnormal high voltage, which could lead to incorrect fuel gauge readings.
Common Car Brands Affected by P0463 Code:
The P0463 code can affect various vehicles, it is most commonly associated with:
- Ford
- Hyundai
- Nissan
- Chevrolet
- Toyota
- Honda
- Jeep
Video: P0463 Engine Error code
FAQ’s
What is the P0463 Engine Error code?
P0463 indicates a high input voltage issue in the fuel level sensor circuit, which means the sensor is sending an abnormally high voltage signal.
What causes the P0463 code?
Causes can include a faulty fuel level sensor, damaged wiring or connectors, a short circuit, damaged fuel tank or problems in the fuel pump module.
What is the risk level of the P0463 code?
The risk level is medium because incorrect fuel level readings can cause unexpected fuel shortages and potential vehicle breakdowns.
Which vehicles are affected by the P0463 code?
This code can occur in various vehicles with electronic fuel level sensors, including many models from Ford, Chevrolet, Toyota, Honda and others.