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To easily reset the check engine light on your 2012 Jeep Patriot, you can use an OBD II scanner tool. You can buy one at an auto parts store or online, with prices ranging from $20 to $200 or possibly more. First, place the key in the ignition and turn it to the ON position without starting the car. Then, connect the scanner tool to the OBD II port. The tool will power on, and you can follow the instructions to reset the codes or check engine light. After that, you should be all set and ready to go.
To clear the check engine light on your 2012 Jeep Patriot, first switch the key to the "on" position. Press the gas pedal three times, turn off the key, and then start the engine.