How To Read Auto Wiring Diagram. Standard auto wire diagrams pdf automotive wiring diagrams. Automotive learning is a place for new and seasoned gearheads to come together to share stories and learn from one another.
Every day in every auto repair forum i see people ask for a car wiring diagram. To read it identify the circuit in question and starting at its power source follow it to the ground. Find the location of the issue shown in the diagram.
1 switch 2 battery 3 resistor and 4 ground.
When reading any wiring diagram start where a known source of power 12 volts is located usually at the battery positive terminal. The standard labeling system will use the first letter to indicate the base color and the second letter to indicate the stripe color. It shows the locations and interconnections of outlets lighting. Understanding colors step 1 locate the source of the electrical problem such as a damaged relay.