Check out how to read OBD-II engine codes and learn what they all mean. Get all the details here in this month's issue of Turbo & High-Tech Performance.

The second character identifies whether the fault code is a generic code or a manufacturer specific code. A generic code is the same on all OBD-II equipped vehicles no matter the manufacturer.

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check.

OBD II Code Readers: Standalone scanners such as leagend T31, leagend T41, T59, and leagend T49 provide fast and reliable engine diagnostics for various vehicle types.

If your vehicle is throwing a check engine light, but you don't have a diagnostic scanner handy, here are three tricks to try before seeing a mechanic.

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change.

This week's tool, the OBD-II monitor, can save your car in a moment of disaster. This recommendation comes our way from my own toolbox.