What Does the Engine Light Mean on a Car?
What is the engine light?
The engine light is a warning light that is illuminated when the car’s engine control module (ECM) detects a problem. The ECM is a computer that monitors the engine’s performance and emissions. When the ECM detects a problem, it will turn on the engine light to alert the driver.
What does the engine light mean?
The engine light can mean a variety of things, depending on the specific problem that the ECM has detected. Some of the most common causes of the engine light include:
- Loose or damaged gas cap
- Faulty oxygen sensor
- Clogged catalytic converter
- Faulty spark plugs or wires
- Vacuum leak
- Engine misfire
- Transmission problems
- Coolant leak
- Oil leak
What should I do if the engine light comes on?
If the engine light comes on, it is important to take your car to a mechanic as soon as possible. The mechanic will be able to diagnose the problem and make the necessary repairs.
Ignoring the engine light
Ignoring the engine light can lead to serious problems. If the underlying problem is not fixed, it can eventually damage the engine and other components of the car. In some cases, ignoring the engine light can even lead to an accident.
Conclusion
The engine light is an important warning system that can help you keep your car running safely and efficiently. If the engine light comes on, it is important to take your car to a mechanic as soon as possible to have the problem diagnosed and repaired.
