Diagnostic Test
- CHECK FUEL TANK TEMPERATURE (FTT) SENSOR
- Turn ignition switch OFF.
- Disconnect fuel level sensor unit and fuel pump harness connector.
- Remove fuel level sensor unit. Refer to REMOVAL AND INSTALLATION .
- Check resistance between fuel level sensor unit and fuel pump terminals by heating with hot water as shown in the figure.
Terminals Condition Resistance (kΩ) 4 and 5 Temperature [°C (°F)] 20 (68) 2.3-2.7 50 (122) 0.79-0.90
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Proceed to DIAGNOSIS PROCEDURE .
- CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to INTERMITTENT INCIDENT .
Is the inspection result normal?
YES
INSPECTION END
NO
Proceed to DIAGNOSIS PROCEDURE .