Hino Motors HINO 155 series Workshop Manual page 544

2–508
3. Reset condition
• After restoration to normal condition and starter key "LOCK"
4. Indication, warning or system control regulation when the DTC is set.
• MIL: ON
• SVS light: OFF
5. Symptoms on the vehicle when the DTC is set
<Symptoms on the vehicle due to backup control (fail safe function)>
• –
<Symptoms on the vehicle due to malfunction>
• –
6. Pre-inspection work
• Check that the battery voltage is in the normal range.
7. After-inspection work
• Clear all past DTCs.
• Check that no DTC is detected after test drive.
8. Estimated failure factors
• Malfunction of intake air temperature sensor (intercooler outlet)
• Malfunction of intake air temperature sensor (intake manifold)
• Malfunction of boost pressure sensor
- Loose/disconnected sensor or failure in sensing area (contamination, clogging or damage)
- Abnormal resistance of sensor (stuck)
• Malfunction of engine ECU sensor power supply
ENGINE (J05E)/TROUBLESHOOTING