Kubota D1803-CR-E4, Workshop Manual

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4.9 Checking battery voltage...............................................................................................................4-102
4.10 Checking battery specific gravity.................................................................................................4-102
4.11 Checking starter motor ................................................................................................................4-103
4.12 Checking magnetic switch of starter ...........................................................................................4-104
4.13 Checking magnetic switch continuity ..........................................................................................4-105
4.14 Checking alternator on unit .........................................................................................................4-105
4.15 Checking glow plug continuity.....................................................................................................4-106
4.16 Checking exhaust gas leakage of turbocharger turbine side ......................................................4-106
4.17 Checking air leakage of turbocharger compressor side..............................................................4-106
4.18 Checking radial clearance of turbocharger .................................................................................4-107
4.19 Checking injector.........................................................................................................................4-107
4.20 Checking suction control valve (SCV).........................................................................................4-107
4.21 Checking rail pressure sensor.....................................................................................................4-108
4.22 Checking boost pressure sensor.................................................................................................4-108
4.23 Checking crankshaft position sensor ..........................................................................................4-109
4.24 Checking camshaft position sensor ............................................................................................4-109
4.25 Checking coolant temperature sensor ........................................................................................4-109
4.26 Checking EGR system ................................................................................................................ 4-110
4.27 Checking air flow sensor ............................................................................................................. 4-110
4.28 Checking exhaust gas temperature sensor................................................................................. 4-111
4.29 Selecting cylinder head gasket ................................................................................................... 4-111
4.30 Measuring angular deviation between crankshaft T.D.C. and crankshaft position sensor
detected T.D.C. ........................................................................................................................... 4-112
4.31 Adjusting air gap between crankshaft position sensor and flywheel ........................................... 4-114
4.32 Adjusting air gap between camshaft position sensor and pulsar gear ........................................ 4-115
5. Disassembling ...................................................................................................................................... 4-115
5.1 Draining engine oil ........................................................................................................................ 4-115
5.2 Draining coolant ............................................................................................................................ 4-115
5.3 Removing CRS intermediate harness........................................................................................... 4-116
5.4 Removing external components.................................................................................................... 4-116
5.5 Removing muffler full assembly .................................................................................................... 4-117
5.6 Disassembling DPF assembly ...................................................................................................... 4-118
5.7 Removing EGR cooler .................................................................................................................. 4-119
5.8 Removing turbocharger................................................................................................................. 4-119
5.9 Removing intake throttle valve ......................................................................................................4-120
5.10 Removing EGR valve..................................................................................................................4-120
5.11 Removing common rail................................................................................................................4-120
5.12 Removing sensors ......................................................................................................................4-121
5.13 Removing cylinder head cover....................................................................................................4-122
5.14 Removing glow plug....................................................................................................................4-122
5.15 Removing injector .......................................................................................................................4-122
5.16 Removing rocker arm assembly..................................................................................................4-123
5.17 Removing cylinder head..............................................................................................................4-123
5.18 Removing tappet .........................................................................................................................4-124
5.19 Removing valve...........................................................................................................................4-124
5.20 Removing thermostat assembly..................................................................................................4-124
5.21 Removing suction control valve (SCV)........................................................................................4-124
5.22 Removing supply pump...............................................................................................................4-125
5.23 Removing oil cooler.....................................................................................................................4-125
5.24 Removing water pump ................................................................................................................4-126
5.25 Removing fan drive pulley...........................................................................................................4-126
5.26 Removing gear case cover .........................................................................................................4-126
5.27 Removing crankshaft oil slinger ..................................................................................................4-126
5.28 Removing idle gear .....................................................................................................................4-127
5.29 Removing fuel camshaft assembly .............................................................................................4-127
5.30 Removing camshaft with cam gear .............................................................................................4-128
5.31 Removing oil pump .....................................................................................................................4-128
5.32 Removing crank gear ..................................................................................................................4-128
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D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
KiSC issued 12, 2018 A