Inspect The Vnt Controller (Hino Dx Ⅱ); Nox Sensor 1 (Hino Dx Ⅱ) - Hino Motors HINO 155 series Workshop Manual

2–60
Inspect the VNT controller [HINO DX Ⅱ ]
8
Did the VNT controller communication failure (U010C) disappear?
Go to step 9.
NOx sensor 1 [HINO DX Ⅱ ]
9
Did the NOx sensor 1 communication failure (U029D) disappear?
Go to step 10.
ENGINE (J05E)/TROUBLESHOOTING
1. Erase the trouble history and set the starter key to the "LOCK"
position.
2. Connect the VNT controller connector.
3. Set the starter key to the "ON" position.
4. Check that the VNT controller communication failure (U010C) is
not detected.
SHTS021270300039
YES
1. Erase the trouble history and set the starter key to the "LOCK"
position.
2. Connect the NOx sensor 1 connector.
3. Set the starter key to the "ON" position.
4. Check that the NOx sensor 1 communication failure (U029D) is not
detected.
SHTS021270300040
YES
NO
Replace the VNT controller.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)
NO
Replace the NOx sensor 1.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)