Doosan G424FE - Index

G424F(FE) Service Manual Index 4
Crankshaft Accessory Pulley............................57
Timing Belt Rear Cover .....................................57
Rocker Arms, Linkage, Valve Lifters With
Cylinder Head and Eegine...............................59
Cooling System..................................................60
Thermostat Housing.......................................... 66
Water Pump........................................................ 67
Lubrication System............................................68
Oil Pan................................................................ 71
Oil Pump.............................................................72
Oil Pump Assembly ...........................................73
Camshaft Case Assembly ................................. 74
Cylinder Head..................................................... 78
Valve, Spring or Seal .........................................79
Engine Disassembly.......................................... 81
Engine Assembly...............................................85
Cylinder Block....................................................90
Crankshaft.......................................................... 91
Pistons and/or Connecting Rods...................... 97
Rings.............................................................. 9999
Chapter 4. ENGINE ELECTRICAL
SYSTEM
Specifications .................................................. 101
Ignition System................................................ 102
Wasted Spark DIS Ignition System.............. 102
Inspection of Ignition Coil ............................ 103
Spark Plug Wire Inspection......................... 104
Spark Plug Wire Replacement .................... 104
Spark Plug Replacement............................. 105
Spark Plug Inspection ................................. 105
Charging System ............................................. 107
General Description .................................... 107
Troubleshooting Procedure ......................... 110
STARTING SYSTEM......................................... 115
General Description .................................... 115
Diagnosis Procedure ...................................116
Start Relay Tests.........................................118
Troubleshooting...........................................119
Chapter 5. ENGINE MANAGEMENT
SYSTEM (EMS)
General Information..........................................121
Specifications ..............................................121
Service Standard.........................................126
Component Location....................................127
G424FE EMS (Engine Management System)
Overview...........................................................131
General Description.....................................131
LPG Fuel System Operation ........................134
MPI Gasoline System Operation..................141
Electronic Throttle System...........................142
Ignition System............................................143
Exhaust System...........................................144
SECM..........................................................146
SECM Wiring Diagrams for G424FE............149
G424F EMS (Engine Management System)
Overview...........................................................152
General Description.....................................152
LPG Fuel System Operation ........................155
Electronic Throttle System...........................159
Ignition System............................................159
SECM..........................................................159
SECM Wiring Diagrams for G424F LP Engine
....................................................................160