DTC P0463 Acura
Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit High Voltage
Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit High Voltage
Description
The execution time is every 125 miles (200 km), DTCs P0462, P0463, U0028, U0155 are not active. If the Powertrain Control Module (PCM) receives no change in the fuel level sensor output after driving for a specified number of miles, it detects a malfunction. The fuel level sensor output voltage is 4.92 V or more for at least 5 seconds.
Cause and Solution
Poor connections or loose terminals at the gauge control module and the fuel gauge sending unit
Open in the wire between the gauge control module (GND line) and the fuel gauge sending unit
Open in the wire between the gauge control module (signal line) and the fuel gauge sending unit
Faulty fuel gauge sending unit
Faulty gauge control module
PCM may need to be updated with the latest software
Video Guide
Diagnostic Info
- DTC Code: P0463
- Brand: Acura