Hino Motors HINO 155 series Workshop Manual page 156

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Check the DTC detected [HINO DX Ⅱ ]
6
Has DTC P0027 been detected?
Replace the engine ECU.
ENGINE (J05E)/TROUBLESHOOTING
1. Perform a DPR forced regeneration.
2. After regeneration, on the screen of the diagnostic system, select
[Engine] and check the detected DTCs.
SHTS021270300110
YES NO
Procedure completed.