1.CHECK FUEL TANK TEMPERATURE (FTT) SENSOR POWER SUPPLY
2.CHECK FUEL TANK TEMPERATURE (FTT) SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between fuel level sensor unit and fuel pump harness connector and ECM harness connector.
+ | − | Continuity |
Fuel level sensor unit and fuel pump | ECM |
Connector | Terminal | Connector | Terminal |
B10 | 3 | E16 | 136 | Existed |
- Also check harness for short to ground and to power.
Is the inspection result normal?
Perform the trouble diagnosis for power supply circuit. Repair or replace error-detected parts.
3.CHECK FUEL TANK TEMPERATURE (FTT) SENSOR GROUND CIRCUIT
4.CHECK FUEL TANK TEMPERATURE (FTT) SENSOR