167-R1808-02
Service Bulletin/Repair Instructions
CAB OVER ENGINE (COE) ECU, DCU AND VCS SOFTWARE UPDATE
Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
167-R1808-02
CAB OVER ENGINE (COE) ECU, DCU AND VCS SOFTWARE UPDATE
167-R1701-11
The engine ECU (Engine Control Unit) on all 2016MY-2018MY trucks contained in dealer inventory need to be reprogrammed prior to delivery. Subject vehicles contain an error in the DEF monitoring program. To eliminate this situation, it is necessary to reprogram the engine ECU with improved software prior to sale of the vehicle.
167-T1702-05
TT-17-009 Beginning with 2017 model year, all Hino vehicles are equipped with a particulate matter (PM) sensor near the exhaust exit. A ceramic sensing element is used in the PM sensor and can be damaged or broken if the sensor is dropped or impact occurs to the head of the sensor. If removal or replacement of the PM sensor is necessary, care should be taken with both the old and new sensors to prevent any damage or additional damage to the sensor. For warranty consideration, the PM sensor MUST be returned in the original box and the plastic protective cap installed. 2017 and 2018 model year Conventional trucks and COE (Cab Over Engine) trucks.
TT-15-009
2015-17 Conventional Expected Values. During engine Performance diagnostics, comparative readings from a like engine can be useful. Below are data points from a known good engine to use for comparisions.
167-B1621-12
SB-16-010 Correction of the inspection of the DPR filter.
TT-14-023
Some 2013MY-2017MY COE units may illuminate the ABS light and store DTC C1425 after the aftermarket LED tail lamps are installed. In addition, the turn signals may flash quicker than normal and the cruise control will be disabled.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.