WebDec 20, 2012 · Capless fuel filler and check engine light. I was wondering if anyone else is having the same problem as me with the capless fuel filler. Seems like everytime I get gas recently, the check engine light comes on within a few days. Code P0451; Evap Emission Control System Pressure Sensor Performance. This is on a 2011 5.0 with 18K on it btw. WebDec 6, 2008 · Yes, the 2008 has the gas cap loose indicator light too. It lit up once after a fill-up. This one was the engine malfunction light though. And the service tech verified that there is some kind of sensor malfunction. Maybe even a piece of hardware that needs to be replaced. I'll know later today what exactly it was.
Car began shaking after gassing up, check engine light flashed
WebMay 25, 2024 · Your check engine light being on could also be related to a trip to the gas station for another reason: a loose gas cap can cause your check engine light to come … WebJul 18, 2016 · The code should be diagnosed as needed. The most common reason for the light flashing is a misfire in the engine. The misfire after getting fuel is most likely from a purge vent valve that leaks when it should be shutting off flow of vapors. The vapors flood the engine when the refilling is done with fuel vapors. This is causing the misfire. fluid restriction bda
Check engine light on after fill up? Ford Focus RS Forum
WebOct 1, 2024 · Check your owner's manual. After filling up, make sure the gas cap is tight and the gas cap strap does not get caught under the cap. • Change engine oil regularly and check the oil level between the oil … WebCheck Engine Light after Fuel Injector Cleaner added. I added a bottle of Fuel Injector cleaner (Supertech, treats up to 21 gallons) to my gas tank before filling up, as soon as I started up the engine misfired/rough idle, and CEL came on. Works fine at higher speeds, but idles very rough and even stops running if I let it idle for a minute or so. WebMar 22, 2024 · A check-engine light comes on after a fill-up, then goes away a few days later depending how many times I drive. Next fill-up, same problem. I make sure the gas … green eye on car battery