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INTRODUCTION This manual has been prepared with the assistance of service and engineering specialists to provide you, Daewoo heavy commercial vehicle mechanics, with the information on the electrical equipment of Daewoo heavy duty trucks. We like to assure you that you will be acquainted with more suitable maintenance techniques. It contains a variety of illustrations and diagrams for the electrical equipment to help you easily understand. Utilizing adequately this manual for you maintenance operations will not only greatly relieve you from unnecessary effort but also enhance maintenance reliability.
Should you have any questions or doubt as to the contents of this manual, do not hesitate to contact us. Finally, we like to advise you that the specifications and other details on our Daewoo heavy commercial vehicles and are subject to change without prior notice for the purpose of prod- uct upgrading, and also we hope that this manual would be of a great help to you in your maintenance operations. 2003. 12 DAEWOO COMMERCIAL VEHICLE CO, LTD
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CONTENTS - DE / DV - SECTION 1. GENERAL DESCRIPTIONS .............................................................................................. 5 SECTION 2. CIRCUIT DIAGRAM BY SYSTEMS ............................................................................... 24
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1. GENERAL DESCRIPTIONS SECTION 1 GENERAL DESCRIPTIONS 1. ELECTRIC CIRCUIT DIAGRAM ...................................................................................................... 6 1-1. HOW TO USE CIRCUIT DIAGRAM 1-2. POWER SUPPLY NUMBER 1-3. COLOR SYMBOLS FOR WIRING 1-4. HOW TO KNOW CONNECTOR PIN NUMBER 2. LOCATIONS OF ELECTRICAL HARNESSES .............................................................................. 8 2-1. ROOF / DASH / DOOR HARNESS 2-2. FRAME HARNESS (DE/DV) 2-3. CONNECTOR CONDITION 2-4. LOCATIONS OF GROUND CONNECTIONS 2-5. FUSE AND RELAY LAYOUT 2-6. AUXILIARY FUSE AND RELAY BOX 5
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1. GENERAL DESCRIPTIONS 1. ELECTRIC CIRCUIT DIAGRAM 1-1. HOW TO USE CIRCUIT DIAGRAM CIRCUIT DAIGRAM 1-2. POWER SUPPLY NUMBER 6 A 30 15 15A 15B 58 F31 B 15A 86 30 C HEAD LAMP RELAY 85 87 D C201 3 HEAD LAMP DRIVER ASSIST G E BR F H G101 31 30 15 15A 15B 58 LOCATION CONTENTS A • The power supply line on the circuitry are found in the upper space of the circuit diagram. • Power supply lines are #30, 15, 15a,15b, 58 B • F31 : Fuse number, 15A : Electric capacity. C • This section shows the parts name and the pin number. D • This section represents the connector where different wirings are connected to each other.
C201 indicates the kind of connector, while the #3 means that it is the third terminal of the connector. E • This section shows the color of the applicable wire. - BR - : Red stripes on black ground. F • This section indicates the location of ground Connection. • The bottom line is a battery(-) line or ground(#31). ( G : ground ) G • There are a number of cross lines. A crossing having a dot as in “ A ” means that the B lines A and B are connected to each other. On the other hand, a crossing having no dot indicates that the lines A and B are separate lines. H • This section indicates the body ground Connection. so, there is no wire ground like Gxxx.
15 A NUMBER CONTENTS 30 15 15A 15B 58 • The battery(+) line. • Electric power is supplied when the starter switch is turned to the "ON" position before the engine starts. • Electric power is supplied when the starter switch is turned to the "ACC" position. • Electric power is supplied from the starter switch "ON" relay #87. • #58 is switched ON when the head lamp switch is ON.
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