EXHAUST (J05E)
11–1
EXHAUST (J05E)
11-001
11
EXHAUST MANIFOLD ............................................... 11-3
COMPONENT LOCATOR ..................................... 11-3
REPLACEMENT ................................................... 11-4
EXHAUST PIPE.......................................................... 11-8
COMPONENT LOCATOR ..................................... 11-8
REPLACEMENT ................................................... 11-9
EXHAUST PIPE (ATC) ............................................. 11-16
COMPONENT LOCATOR ................................... 11-16
REPLACEMENT ................................................. 11-17
DEF-SCR & DPR...................................................... 11-19
CONFIGURATION DIAGRAM............................. 11-19
CAUTIONS ON DEF/COOLANT PIPING
ATTACHING AND DETACHING .......................... 11-20
DEF-SCR .................................................................. 11-21
COMPONENT LOCATOR ................................... 11-21
REPLACEMENT ................................................. 11-22
DPR CLEANER ........................................................ 11-26
COMPONENT LOCATOR ................................... 11-26
DPR MAINTENANCE ......................................... 11-27
DPR INSPECTION.............................................. 11-27
INSPECTION PROCEDURE FOLLOWED WHEN
“EXHAUST GAS AFTER TREATMENT SYSTEM
MAINTENANCE REQUIREMENT LIGHT”
LIGHT UP............................................................ 11-28
INSPECTION BY WAY OF HINO-DX.................. 11-29
WHEN MALFUNCTION INDICATOR LIGHT
ILLUMINATES (ABNORMAL) ............................. 11-33
DETERMINATION BY WAY OF DPR STATE
DETERMINATION MONITOR OF HINO-DX....... 11-36
CHECKING THE DPR STATE............................. 11-36
REPLACEMENT ................................................. 11-37
OVERALL OPERATION FLOW........................... 11-41
AIR CLEANING FLOW........................................ 11-48
FUEL ADDITION VALVE.......................................... 11-49
COMPONENT LOCATOR ................................... 11-49
REPLACEMENT ................................................. 11-50
FUEL CUTOFF VALVE............................................. 11-58
COMPONENT LOCATOR ................................... 11-58
REPLACEMENT ................................................. 11-59
DEF PUMP ............................................................... 11-60
COMPONENT LOCATOR ................................... 11-60
REPLACEMENT ................................................. 11-61
DEF INJECTOR........................................................11-66
COMPONENT LOCATOR ...................................11-66
REPLACEMENT .................................................11-67
DEF TANK ................................................................11-72
COMPONENT LOCATOR ...................................11-72
INSPECTION ......................................................11-73
REPLACEMENT .................................................11-74
DEF SENSOR...........................................................11-83
COMPONENT LOCATOR ...................................11-83
REPLACEMENT .................................................11-84
COOLANT CUTOFF VALVE ....................................11-86
COMPONENT LOCATOR ...................................11-86
REPLACEMENT .................................................11-87
DCU ..........................................................................11-89
COMPONENT LOCATOR ...................................11-89
REPLACEMENT .................................................11-90
DPR DIFFERENTIAL PRESSURE SENSOR ..........11-95
COMPONENT LOCATOR ...................................11-95
REPLACEMENT .................................................11-96
SCR UPSTREAM NOx SENSOR.............................11-98
COMPONENT LOCATOR ...................................11-98
REPLACEMENT .................................................11-99
SCR DOWNSTREAM NOx SENSOR ....................11-101
COMPONENT LOCATOR .................................11-101
REPLACEMENT ...............................................11-102
ATC UPSTREAM TEMPERATURE SENSOR .......11-104
COMPONENT LOCATOR .................................11-104
REPLACEMENT ...............................................11-105
DOC UPSTREAM TEMPERATURE SENSOR ......11-107
COMPONENT LOCATOR .................................11-107
REPLACEMENT ...............................................11-108
DPR UPSTREAM TEMPERATURE SENSOR .......11-110
COMPONENT LOCATOR .................................11-110
REPLACEMENT ...............................................11-111
SENSOR.................................................................11-112
COMPONENT LOCATOR .................................11-112
REPLACEMENT ...............................................11-113
SCR UPSTREAM TEMPERATURE SENSOR .......11-115
COMPONENT LOCATOR .................................11-115
REPLACEMENT ...............................................11-116