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What should I do if the Service Engine Soon or Check Engine light stays on?

- Last Edited: Aug 27, 2023
- Popularity: 41 Views


The Service Engine Soon or Check Engine light is a warning light on your dashboard that indicates there is a problem with your car's engine or emissions system. The light may come on for a variety of reasons, but it is important to have it checked out as soon as possible.

Here are some things you should do if the Service Engine Soon or Check Engine light stays on:

1. Check the gas cap. This is the most common reason for the light to come on, so it's a good place to start. Make sure the gas cap is tight and properly seated.

2. Scan the codes. If the light is still on after checking the gas cap, you can use an OBD-II scanner to scan the codes. This will tell you the specific code that is causing the light to come on.

3. Take your car to a mechanic. Once you know the code, you can take your car to a mechanic to have them diagnose the problem. They will be able to tell you what is causing the light to come on and how to fix it.

It is important to have the Service Engine Soon or Check Engine light checked out as soon as possible. Ignoring the light could lead to more serious problems down the road, such as decreased fuel economy, engine damage, or even a breakdown.

Here are some of the most common reasons why the Service Engine Soon or Check Engine light might come on:

      • A loose or missing gas cap
      • A faulty oxygen sensor
      • A dirty mass airflow sensor
      • A problem with the catalytic converter
      • A misfire in the engine
      • A leak in the exhaust system

If you are not sure what is causing the light to come on, it is always best to take your car to a mechanic. They will be able to diagnose the problem and fix it so that you can drive safely.