Inspection Procedure: P0234 - Hino Motors HINO 155 series Workshop Manual

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INSPECTION PROCEDURE: P0234

1
Check the DTC detected (Engine ECU)
Has a DTC other than P0234 been detected?
Go to the diagnostic procedure of a related
DTC.
2
Inspect the boost pressure sensor hose.
Was any failure found?
1. Replace the boost pressure sensor hose.
2. Clean the intake manifold pipe.
Perform "After-inspection work" of INFOR-
MATION section.
ENGINE (J05E)/TROUBLESHOOTING
1. Set the starter key to the "LOCK" position.
Connect the vehicle to HINO DX Ⅱ .
2.
3. Set the starter key to the "ON" position.
4. Select [Engine] and check if any DTC other than P0234 (for exam-
ple, P0045, P0401) has been detected.
SHTS021270300339
YES
1. Make sure the boost pressure sensor hose is not clogged, rup-
tured, or cracked.
2. Make sure the pipe on the intake manifold side is not clogged.
YES
NO
Go to step 2.
NO
Go to step 3.