Car Smells Like Rotten Eggs: Check Engine Light On
What Causes the Rotten Egg Smell?
The rotten egg smell is caused by hydrogen sulfide gas, which is released when the catalytic converter is working properly. The catalytic converter is a device that helps to reduce emissions from your car’s engine. When the catalytic converter is working properly, it converts hydrogen sulfide gas into sulfur dioxide, which is a less harmful gas.
Why Is My Check Engine Light On?
The check engine light can come on for a variety of reasons, including a problem with the catalytic converter. If your car smells like rotten eggs and the check engine light is on, it’s important to have your car checked by a mechanic as soon as possible.
What Can I Do to Fix the Problem?
There are a few things you can do to try to fix the problem:
- Replace the catalytic converter.
- Replace the oxygen sensors.
- Clean the fuel injectors.
- Check for exhaust leaks.
How Can I Prevent the Problem from Happening Again?
There are a few things you can do to help prevent the problem from happening again:
- Use high-quality fuel.
- Get your car serviced regularly.
- Avoid driving in stop-and-go traffic.
- Don’t let your car idle for long periods of time.
Conclusion
If your car smells like rotten eggs and the check engine light is on, it’s important to have your car checked by a mechanic as soon as possible. The problem could be caused by a number of things, including a problem with the catalytic converter. There are a few things you can do to try to fix the problem, but it’s important to have your car checked by a mechanic to make sure the problem is fixed properly.
