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November 12, 2025 Service campaign

To improve the Emission Control System and On-Board Diagnostic (OBD) System, Hino will perform the...

Hino technical service bulletin 167-R2512-1 for 2018-2021 Hino Conventional Models.

Bulletin number
167-R2512-1 (AB5R0*)
Component
Unknown or other
Summary
To improve the Emission Control System and On-Board Diagnostic (OBD) System, Hino will perform the modifications below: •Re-programming software for Engine Control Unit (ECU) and Dosing Control Unit (DCU) •Replacing NOx sensors, PM sensor, , Deisel Exhaust Fluid (DEF) sensor and Mass Air Flow (MAF) sensor •Replacing Tail Chamber and SCR Chamber •Replacing related harnesses

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