For California

DTC P0462, P0463 FUEL LEVEL SENSOR





Component Description





The fuel level sensor (3) is mounted in the fuel level sensor unit. The sensor detects a fuel level in the fuel tank and transmits a signal to the combination meter. The combination meter. sends the fuel level sensor signal to the ECM through CAN communication line.
It consists of two parts, one is mechanical float and the other is variable resistor. Fuel level sensor output voltage changes depending on the movement of the fuel mechanical float.
- Fuel level sensor unit and fuel pump (1)
- Fuel pressure regulator (2)
- Fuel tank temperature sensor (4)




On Board Diagnosis Logic

NOTE:
- If DTC P0462 or P0463 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.
- If DTC P0462 or P0463 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. For California.









DTC Confirmation Procedure

NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at ignition switch ON.
1. Turn ignition switch ON and wait at least 5 seconds.
2. Check 1st trip DTC.
3. If 1st trip DTC is detected, go to For California.




Diagnosis Procedure
1.CHECK FUEL GAUGE OPERATION
Self-Diagnosis Mode of Combination Meter.
OK or NG
OK - GO TO 2.
NG - Follow the instruction of Self-Diagnosis Mode of Combination Meter.
2.CHECK FUEL LEVEL SENSOR AND CIRCUIT
Fuel Level Sensor Signal Inspection.
OK or NG
OK - GO TO 3.
NG - Repair or replace malfunctioning parts.
3.CHECK INTERMITTENT INCIDENT
For California For California.
- INSPECTION END




Removal and Installation

FUEL LEVEL SENSOR
Component Removal and Installation.