| Symptom of malfunction | - |
| Output limit, etc. | Without |
| Malfunction indicator light | Light out |
| Multi information | Engine system failure |
| Possible cause of malfunction | Malfunction of EGR actuator (minor malfunction) |
| Symptom of malfunction | - |
| Output limit, etc. | Without |
| Malfunction indicator light | Light out |
| Multi information | Engine system failure |
| Possible cause of malfunction | Malfunction of EGR actuator (minor malfunction) |
Detail
- Use the HINO-DX to inspect the EGR.
Standard: The EGR must be operative without any failures (no deviation of an actual value from a reading).
NO
Faulty EGR valve
YES
Fault in harness or engine ECU
- Confirm the DTC P1459 is inactive
- Start the engine and let it idling condition.
- Verify the DTC P1459 is inactive.
- DTC Clear
- Clear the DTC with Hino DX
- Confirm the same DTC is not reoccurred
- P1459 is reoccur: Return to first process
- Other DTC appear: Refer to concerned Trouble shooting
Complete
