What is an OBD2 port OBD II Ports have been introduced in all vehicle models since 1996 in the US. ‘OBD’ stands for ‘On Board Diagnostics’. It is a computer system inside of a vehicle that tracks the vehicle's production. When a check engine light comes on your screen, you can use the OBD to figure out why it's there and what the issue with your vehicle is.    What is it used for? OBD II ports are important and have various uses. OBD ports...