Check Engine Light On: What It Means and What to Do
The check engine light is one of the most common warning lights that drivers will see on their dashboard. It can be a daunting sight, but it’s important to know what it means and what to do when it comes on.
What Does the Check Engine Light Mean?
The check engine light is designed to alert drivers to a problem with the engine or emissions system. It can be triggered by a variety of issues, including:
- Loose or damaged gas cap
- Faulty oxygen sensor
- Catalytic converter problems
- Engine misfires
- Transmission problems
- Emissions system issues
What to Do When the Check Engine Light Comes On
When the check engine light comes on, the first thing to do is to stay calm. It’s important to remember that not all check engine light issues are serious. However, it’s still important to have the issue diagnosed and repaired as soon as possible.
Here are some steps to follow when the check engine light comes on:
- Check the gas cap. This is a common cause of the check engine light coming on. Make sure the gas cap is on tight and that there are no cracks or leaks.
- Have the code read. Most auto parts stores offer free code reading services. This will tell you what the specific issue is that is causing the check engine light to come on.
- Fix the problem. Once you know what the problem is, you can fix it yourself or take your car to a mechanic to have it repaired.
- Reset the check engine light. Once the problem has been fixed, you will need to reset the check engine light. This can be done by disconnecting the battery for a few minutes.
When to See a Mechanic
Not all check engine light issues are serious, but there are some cases when it’s important to see a mechanic right away. If you experience any of the following symptoms, you should take your car to a mechanic as soon as possible:
- The check engine light is flashing or blinking.
- The car is running rough or has lost power.
- You hear a knocking or ticking noise from the engine.
- The car is overheating.
- You smell burning oil or fuel.
Conclusion
The check engine light is a warning light that should not be ignored. If you see the check engine light come on, it’s important to have the issue diagnosed and repaired as soon as possible. Ignoring the check engine light can lead to more serious problems down the road.
