Gas Cap Seal Check Engine Light

My engine light is on and it s due to the small evaporative leak and the culprit is the easy fuel no cap design.

Gas cap seal check engine light.

Turn off the engine vehicle. Check engine light comes on. Almost every car owner that has ever filled up a gas tank has encountered a check engine light that comes on when the gas cap has not been closed properly. Open the gas cap door.

The check engine light should go off after you drive for several minutes if the light was caused by a loose gas cap. If it s for gas cap failure the fixing will take a mere few minutes. Gas caps and check engine lights gas cap sealing o ring. The gas cap is a part of the vehicle s evaporative.

If the gas cap seal becomes damaged or worn it may cause fuel vapors from the gas tank to leak from the filler neck. I have a 2009 mazda tribute which is under ford and my mechanic and also the smog test guy said i needed to go to the dealership to get the neck replaced. If the rubber seal on the fuel cap isn t sealing because the cap is loose or cross threaded the test fails. An illuminated check engine light is another symptom of a potential issue with the vehicle s gas cap.

You can either tighten the cap and wait for the system to reset itself when it determines the problem is fixed or you can use an obd ii code scanner to manually reset the system. The door is usually locked you ll find a push button to unlock it. Once you ve noticed the check engine flashing don t worry. If your gas cap is not properly attached you may see a check engine light or a loose cap warning light on the dash.

This warning light can indicate a wide range of problems some minor and others much more serious. An illuminated check engine light is another symptom of a potential issue with the vehicle s gas cap. This quick how to video will help you save time and money. Open the gas cap door.

If you find that the light keeps coming on and goes off again once you tighten the gas cap then your gas cap is too loose. This may result in a gasoline odor from the vehicle as a result of the escaping vapors. Check engine light comes on. However if the light comes on right after filling up it.