View my channel joe electronics schematic for auto and my other channel automotive electronic schematics by joseph for more automotive diagnostics and videos. How to read the wiring diagrams how to read circuit diagrams a 5 indicates input output to from controlunit currentflowdirection.
How To Read An Automotive Wiring Diagram Porsche 944 Porsche 914 Porsche 944 Porsche
For example a white wire with a black stripe on the side would be identified as wht blk.
How to read automotive wiring diagrams. This will assist in tracing the wire back to it s power source or on to the next electrical circuit. Input output input output in case two or more connectors are connectedtothesamedevice markings indicating the same connectors are connected by a broken line. I m an auto technician for over twenty years i ve always loved the electrical side of auto repair.
1 switch 2 battery 3 resistor and 4 ground. Automotive electrical diagrams provide symbols that represent circuit component functions. After locating the faulty part on the diagram usually by labels or shape the colors of wire on the page should exactly match the wire colors in the vehicle.
Colors often differ from one car manufacturer to another but the code used to identify them in car wiring diagrams is always the same. Note the switch symbol displays an open or closed circuit path which is what an actual switch performs. To read it identify the circuit in question and starting at its power source follow it to ground.
Symbols on the diagram could vary but typically follow electrician standards. A car wiring diagram is a map. Use the legend to understand what each symbol on the circuit means.
For example a few basic symbols common to electrical schematics are shown as. The color will be noted using abbreviation beside each wire following the exact same pattern. Indicates current flow downward or upwardascontrolledbythecontrolunit.
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