Wiring Diagram Symbols Key. Open an wiring diagram. 12 volt automotive wiring diagram symbols.
Navigate through the new tab and select electrical engineering followed by basic electrical in the diagram pane. Note the switch symbol displays an open or closed circuit path which is what an actual switch performs. Automotive wiring diagram basic symbols 1 switch 2 battery 3 resistor 4 ground.
Headlamps current flow causes a headlamp filament to connector harness to harness a connector in the wiring harness which joins two harness sections.
Here are some of the standardized basic schematic symbols for various components. Ansiieee standard device numbers. You can save this graphic file to your own personal computer. And here are another four notations youll find in factory service manuals 4 p for pass through grommet 5 a for pin id location 6 c1 for terminal connector id 7 b for battery positive.