16-Pin OBD Wiring Diagram: Pinout Guide 2026
Standard OBD-II 16-pin DLC wiring diagrams assign Pin 16 to 12V unswitched battery power (hot wire), Pin 4 to chassis ground wire, and Pin 5 to signal ground. CAN High uses Pin 6, while CAN Low uses Pin 14. Wire color codes vary by manufacturer, but ground wires typically use black or brown. 📌 Key…
