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To reset the check engine light on your 2018 Chrysler Pacifica, you should address the underlying issue first before attempting to reset the light. Resetting the light will not fix the problem itself. One method to turn off the light is to disconnect the battery for approximately 30 minutes, allowing the car's electronics to reset. Alternatively, you can use an OBD II scanner, which can be purchased inexpensively online. Another approach is to drive the vehicle, as some codes may reset once the problem has been resolved.
To clear the check engine light on a 2018 Chrysler Pacifica, you will need to use a diagnostic tool to connect to the vehicle and manually clear the error code.