How can I clear the check engine light on a 2004 Hyundai Elantra?

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Typically, the check engine light in your 2004 Hyundai Elantra will automatically turn off once the issue that triggered it has been resolved. For instance, if the light came on because of a loose gas cap, simply tightening it should do the trick. Similarly, if your catalytic converter is starting to fail, heavy stop-and-go driving could cause the light to come on due to increased converter usage. Normally, within 20-40 miles of driving, the check engine light in your Hyundai Elantra should go off. If you exceed that distance and the light remains lit, it's advisable to take your car to a mechanic or an auto parts store for a thorough check and reset of the light and associated code.

How can I clear the check engine light on a 2004 Hyundai Elantra?

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