Hino Motors HINO 155 series Workshop Manual page 691

3
Check the DTC detected 3 (Engine ECU)
Has DTC P0642 been detected?
Connect the connector, and go to step 4.
4 Check the DTC detected 4 (Engine ECU)
Has DTC P0642 been detected?
Connect the connector, and go to step 5.
ENGINE (J05E)/TROUBLESHOOTING
1. Erase the trouble history and set the starter key to the "LOCK"
position.
2. Disconnect the boost pressure sensor connector.
3. Set the starter key to the "ON" position.
4. Select [Engine] and check if P0642 has been detected.
SHTS021270300597
YES
1. Erase the trouble history and set the starter key to the "LOCK"
position.
2. Disconnect the intake throttle valve position sensor 1, 2 connector.
3. Set the starter key to the "ON" position.
4. Select [Engine] and check if P0642 has been detected.
SHTS021270300598
YES
NO
Replace the boost pressure sensor.
Perform "After-inspection work" of INFOR-
MATION section.
NO
Replace the intake throttle valve position
sensor.
Perform "After-inspection work" of INFOR-
MATION section.
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