Check Engine Light Conundrum A Gas Cap's Hidden Role

Driving with this light can lead to engine damage; have your vehicle inspected at a Honda repair facility first. Loose Gas Cap Light. Both the check engine and ... The typical check engine light issue, although it could be related to the gas cap, is more than likely an issue with the evaporative emissions system. 58Willys Well-Known Member Jun 18, 2024 Yes, bad gas cap can cause CEL. But pull the codes to see what's really going on. A non-secure gas cap, will not only let in dirt and grime, but it can allow fuel vapors to escape. These fuel vapors can produce an error in the ... The gas cap light came on. Checked, and it was well secured. Now the check engine light is on. Did some internet searches and not sure there is a clear cause ... Today I'm replacing this gas cap from the to the prius. I'm getting a check engine light, as you'll see in a bit, but you can see it's all ... ... Check Fuel Cap message, but it is immediately followed by the vehicle illuminating the Check Engine Light. This means our diagnosis is ... Simply put, if your fuel cap light is on, it means that the computer has detected a leak in the system, typically from a loose gas cap. If this ... Engine Light On? · Don't let a bad fuel cap gasket tank your smog check test. No matter whether your car is old or new you could be wasting money and polluting ... How about a check engine light for starters? A loose gas cap will not only let in grime and dirt, but it can allow fuel vapors to escape the fuel tank. These ...