Hino Motors HINO 155 series Workshop Manual page 403

7. After-inspection work
• Clear all past DTCs.
• Check that no DTC is stored after test drive.
8. Estimated failure factors
• Abnormal resistance of sensor
• Disconnection or short-circuit in sensor harness
• Failure in engine ECU sensor power supply or internal circuit
• Looseness or poor contact of connector
ENGINE (J05E)/TROUBLESHOOTING 2–367