Daewoo DE12 User Manual

65.99892-8030B Shop Manual
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product to the market place. These improvements can be implemented at any time with no obligation to
change materials on previously sold products. It is recommended that consumers periodically contact their
distributors for recent documentation on purchased equipment.
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machine’s package. Please call your distributor for additional items that you may require.
Illustrations used throughout this manual are used only as a representation of the actual piece of
equipment, and may vary from the actual item.
Shop Manual
65.99892-8030B
DE12, DE12T &
DE12TI & DE12TIS
DIESEL ENGINE

Daewoo DE12 Specifications

General

Brand	Daewoo
Model	DE12
Category	Engine
Language	English

Summary

1. General Information

1.1. Engine Characteristics

Details on combustion bowl design and turbocharging systems.

1.2. Main Data and Specifications

Table detailing key specifications for DE12, DE12T, DE12TI, DE12TIS engines.

1.3. Engine Specification ('98 Type)

Detailed technical specifications for '98 type engines.

1.4. Engine Performance Curve

Graphs illustrating performance metrics for various engine models.

1.5. Exterior View of Engine

Illustrated diagrams showing external components of different engine models.

2. Major Maintenance

2.1. Preventive Maintenance

Routine checks for cooling, oil, fuel, air systems, and battery.

2.2. Diagnostics and Troubleshooting

Flowcharts for common engine issues like starting, overheating, and power loss.

3. Disassembly and Reassembly of Major Components

3.1. Disassembly

Step-by-step instructions for removing engine components.

3.2. Inspection

Procedures for checking cylinder block, head, valves, and other parts.

3.3. Reassembly

Guidelines for correctly reassembling engine parts.

4. Maintenance of Major Components

4.1. Cooling System

Details on water pump, thermostat, and system diagnostics.

4.2. Lubricating System

Information on oil pump, oil filter, and system diagnostics.

4.3. Fuel System

Components, injection pump, and nozzle details, including diagnostics.

4.4. Turbocharger

Specifications, working principle, construction, and troubleshooting.

5. Scan Pole Diagnosis for DE12TIS

5.1. Wire Harness Connection

Instructions for connecting the diagnostic tool's wire harness.

5.2. System & Vehicle Selection

Initial setup and selection screens for the diagnostic tool.

5.3. Self-Diagnosis (Current)

Procedures for reading and interpreting fault codes.

5.4. Sensor Data

How to view and analyze sensor readings.

5.5. Actuator Test

Procedures for testing engine actuators using the diagnostic tool.

5.6. Flight Record

How to record and analyze engine operating data.

6. Maintenance Specifications

6.1. Tightening Torque

Tables for major bolt torque specifications.

6.2. Maintenance Specification Table

Nominal values, standards, and limits for engine parts.