Check Engine Light Confusion Gas Cap, the Key to Resolution

Disclaimer: Do not remove your radiator cap while the engine is hot. ... check engine light. Besides replacing a head gasket, you will also ... Unless you're driving a vintage model, a loose or missing filler cap on your vehicle fuel system will trigger a "check engine" or "fuel door ... In this episode of Proctor Car Tips, Jim talks about how the Gas Cap on your Subaru could possible cause your Check Engine Light to come on. I've had a weird intermittent check engine/VSC light problem. I've noticed that it comes after getting gas and sometimes goes away after getting gas. Yes, it's possible that a loose gas cap can cause your vehicle to trigger a CEL (Check Engine Light). Check Engine Light Gas Cap and Small Evap Leak Fix. How to fix code P0457 and P1456. Small Evap Leak Detected Fix. How to Fix a check engine ... A loose gas cap Is the most common cause of a check engine light. Make sure to check your gas cap when you fill up your car and turn your ... It could be something as simple as the gas cap is not sealing correctly or it could be more (usually nothing dangerous/serious). Your vehicle ... These gasoline vapors can cause an error in the emissions system, which would light up the check engine light. Dirt and Grime that seeps into the gas tank could ... You're probably fine, most likely the engine has the code “vacuum leak (small)” this is because your gascap has a rubber seal around it and ...