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5 CF65/75/85 series Marking of wiring READING DIAGRAMS 2-1 2. MARKING OF ELECTRICAL WIRING INTRODUCTION This standard sets out specifications for the The marking system consists of a numerical The marking system does not apply to vehicles Numerical and colour coding Main groups Power supply (red) Voltage generation 1100 to 1199 Power supplies before 1200 to 1499 Power supplies after Lighting (yellow) Direction indicator lights 2100 to 2599 Vehicle external lights 2600 to 2999 Vehicle interior lighting Warning and inspection functions (blue) Engine functions 3400 to 3999 Vehicle functions Consumers (black) Starting, stopping, engine, 4500 to 5499 Vehicle functions 5500 to 5999 Automatic transmission Special applications (colour as desired) Earth connections (white) Test and signal earth 7 0202 |