An easy-to-use tool to troubleshoot why your Check Engine Light is on, Fix Finder utilizes an extensive database of. How does AutoZone Fix Finder work?
It might just be your gas cap. Many people don't know this, but a loose, cracked, or faulty gas cap can cause fuel to evaporate, thus cuing your check engine light. So first things first, pull over (as soon as it's safe) and make sure your gas cap is on tight.
The check engine light is part of your vehicle's onboard diagnostics (OBD) system.. This is where the real meaning of codes comes into play. The only thing a .
A Check Engine Light may be indicating a simple problem that's an easy fix. the check engine light comes on, the first thing you need to check is the gas cap.