Impossible for us to know. Take your car to a dealer or an auto parts store like Autozone. They will read the code for free and tell you what it means.
One of the most common reasons the Check Engine Light comes on is a loose gas cap. Do yourself a favor and check the gas cap now. Remove it and put it back on until it clicks.
If the light stays on, have it checked out ASAP. You should not have engine problems on a new car.
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