Coe hydroboost reservoir fluid overflow or aeration - trucks with hydraulic assist brake system. A subject vehicle may exhibit one or more of the following conditions: foaming/aeration of the hydraulic fluid in the hydroboost reservoir tank
Coe hydroboost reservoir fluid overflow or aeration - trucks with hydraulic assist brake system. A subject vehicle may exhibit one or more of the following conditions: foaming/aeration of the hydraulic fluid in the hydroboost reservoir tank
Service manual update - 2015-17 coe trucks troubleshooting information and inspection rpcedure of the dtc p20de were revised. Correction of workshop manual for hino300 series revision of troubleshooting procedure for the dtc p20de.
Service manual update - correction of workshop manual for hino300 series revision of troubleshooting procedure for the dtc p20df.
Vehicles covered in this TSB:
2015 Hino Conventional Trucks W/jo8.
10
2015 Hino Conventional Trucks W/jo8 back over prevention TSB (Bulletin TT-16-014)
Bulletin Date:
Oct. 19, 2016
Component:
Back over prevention.
Bulletin Summary:
General - dtc p20b2 coolant cutoff valve diagnostic - most scr (selective catalyst reduction) coolant cutoff valves received through warranty return do not reveal any faults when tested. Please follow the checks outlined below before replac
General - dtc p20b2 coolant cutoff valve diagnostic - most scr (selective catalyst reduction) coolant cutoff valves received through warranty return do not reveal any faults when tested. Please follow the checks outlined below before replac
General - dtc p20b2 coolant cutoff valve diagnostic - most scr (selective catalyst reduction) coolant cutoff valves received through warranty return do not reveal any faults when tested. Please follow the checks outlined below before replac
General - dtc p20b2 coolant cutoff valve diagnostic - most scr (selective catalyst reduction) coolant cutoff valves received through warranty return do not reveal any faults when tested. Please follow the checks outlined below before replac
Engine - cam housing bolt torque update. The procedure for installing the rocker shaft bolts into the cam housing has been updated. It is recommended to lightly lubricate the threads and flange of the bolts with clean engine oil before inst
Engine - cam housing bolt torque update. The procedure for installing the rocker shaft bolts into the cam housing has been updated. It is recommended to lightly lubricate the threads and flange of the bolts with clean engine oil before inst
If a 2013 - 17 coe model 195h is encountered with a will not move in any gear condition and any combination of dtc's p0706, p0756, p0761, p1604, please perform the following for engineering review.
Def injec tor assembly replacement. The following service alert is to advise about the def (diesel exhaust fluid) injector if it's being replaced under warranty. The recent changes made to the def injector include enhancements to the alumi
General - 2011-17 conventional trucks or 2013-17 coe trucks. Current production def injectors contain enhancements including improvements to the aluminum housing. When replacing the def injector, it is necessary to install the complete def
Engine - conventional trucks (238, 258, 268, or 338) an enkhanced fuel cut valve is available to address a potential sticking condition that results in excess residual pressure in the dosing injector (7th injector) supply pipe. A sticking f