Doosan D55C-5 - Engine Control Unit (ECU)

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D439E Service Manual 4. Fuel system

170

Engine Control Unit (ECU)

ECU Pin Connector

Main Page

Default Chapter5
- Table of Contents5
General9
- General Precautions for Servicing13
General18
- Specification22
- Tightening Torque26
- Special Tool30
- Diagnosis32
- Adjustment34
Timing System35
- Removal37
- Inspection41
- Replacement44
- Installation45
Cylinder Head Assembly51
- Removal53
- Disassembly56
- Inspection57
- Replacement61
- Reassembly63
- Installation65
Crankcase67
- Removal68
- Installation69
Cylinder Block Assembly71
- Removal73
- Disassembly76
- Inspection77
- Reassembly83
- Installation84
Intake and Exhaust System88
- Troubleshooting89
Turbocharger91
- Removal93
- Inspection94
- Installation95
Intake Manifold97
- Removal98
- Installation99
Exhaust Manifold100
- Removal101
- Installation102
Lubrication System103
- Specification107
  - Troubleshooting109
  - Adjustment111
Oil Pump113
- Disassembly115
Oil Cooler116
- Disassembly117
- Reassembly118
Cooling System119
- Specification120
- Trouble Shooting122
Water Pump124
- Removal125
- Inspection126
- Installation127
General128
- Service Standards130
- Troubleshooting131
Charging System133
- Adjustment134
Alternator138
- Disassembly139
- Inspection141
- Reassembly142
Starting System143
- Inspection144
Preheating System146
General147
- Sealant148
- Engine Control150
- Fuel Tank and Fuel Line151
- Troubleshooting Procedure152
- Troubleshooting Procedure156
Engine Control System-Electronic169
Engine Control Unit (ECU)172
ECU Circuit Diagram177
- Removal179
- Inspection180
Intake Air Temperature Sensor186
Intake Air Pressure Sensor187
Coolant Temperature Sensor188
- Installation189
Camshaft Position Sensor190
Crankshaft Position Sensor191
Rail Pressure Sensor192
Supply Control Valve193
Fuel Delivery System-Electronic194
Fuel Filter195
Injector196
- Cleaning197
- Replacement198
- Injector Replacement199
- Installation200
Common Rail Assembly201
Injection Pump-Electronic202
Check before Use205
- Safety Warning and Caution before Use206
Hardware210
- Introduction of Components213
Basic Usage of G-Scan214
- Power ON/OFF217
- Description for Main Components of H/W219
- Description for Layout of S/W Screen224
- Connecting the DLC Cable228
- Self Test Adapter231
Configuration232
- User Information240
- Version243
- Self Test245
- STEP-B Test249
Vehicle Communication Function252
- Fault Code Searching259
- DTC Analysis262
- Data Analysis270
- Actuation Test282
- Vehicle S/W Management284
- ECU Upgrade288
- Carb Obd-II301
- Flight Record307
PC Utility327
- How to Use PC Utility336
Appendix354
- O/S Update358

Doosan D55C-5 - Engine Control Unit (ECU)

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