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Why does my check fuel cap light keep coming on?
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 light comes on while driving, pull over in a safe spot and re-secure the cap. Continue driving normally with the light illuminated and it should go off within a day or two.
How do you reset a check fuel cap light?
How to Reset the Warning Light Gas Cap That Is Loose or Missing
- Turn off your vehicle’s engine.
- Step to the gas cap door.
- Replace the gas cap.
- Close the gas cap door.
- Use an OBD-II code scanner if the warning light does not disappear.
- Continue driving the vehicle.
How do I fix check fuel cap message?
To handle the situation, follow these steps:
- Turn off the engine.
- Open the fuel door.
- Double check the gas cap and tighten if necessary.
- Crank the car and drive normally.
- The light should go off within a few days. If it doesn’t, the code will need to be checked.
How do I turn off the check engine light on my gas cap?
The Gas Cap Trick This typically happens because of the fumes that are released. Simply remove your gas cap and put it back in place. Turn your car on, and the engine light may already be reset. If not, it might take a few cycles of turning your car off and on to make it reset.
How do I know if my fuel cap is bad?
Symptoms of a Bad or Failing Gas Cap
- Cap does not tighten properly. One of the most common symptoms of an issue with the gas cap is a cap that does not tighten properly.
- Fuel smell from the vehicle. Another symptom of a possible issue with the fuel cap is a fuel smell from the vehicle.
- Check Engine Light comes on.
Can a gas cap cause the engine light to come on?
Something as simple as forgetting to replace the gas cap could cause your “check engine” light to come on. This is because the gas cap keeps vapors from escaping the fuel tank. A loose or broken gas cap can dramatically reduce fuel efficiency and increase emissions.
Can you drive with a check fuel cap?
So yes, you can drive safely with your Gas Cap Light on. Driving without your gas cap will not harm your engine. Driving without your gas cap will not cause you to lose fuel. There is a flapper valve built into your car, and it will stop fuel from flowing out of your tank.
Can your gas cap cause engine light?
Can a faulty gas cap cause engine light to come on?
Faulty gas cap – Your vehicle is pretty good at warning you of any potential trouble. Something as simple as forgetting to replace the gas cap could cause your “check engine” light to come on. This is because the gas cap keeps vapors from escaping the fuel tank.
What does the fuel cap warning light mean?
The fuel cap light tells you when a leak has been detected in your car, most likely from a loose gas cap. Is it safe to drive with the fuel cap indicator on?
What to do if gas cap light comes on while driving?
If this light comes on while driving, pull over in a safe spot and re-secure the cap. Continue driving normally with the light illuminated and it should go off within a day or two. If the light doesn’t turn off, inspect the gas cap for any damage and replace it if necessary.
How does a fuel cap work on a car?
Most fuel caps have a rubber O-ring to prevent vapors escaping when the cap is secured. As you drive, your car is able to monitor the system for any possible leaks in the system and display a warning light on the dashboard if a leak is detected.