How do you refill Freon in 2008 civic?

To refill Freon in a 2008 Honda Civic, first make sure the engine is off and the air conditioning system is turned off. Locate the low-pressure service port, which is typically found on the larger AC line, and attach a refrigerant can with a gauge. Start the engine, turn on the AC to the maximum setting, and slowly release the refrigerant into the system while monitoring the pressure. Be cautious not to overfill, and check for any leaks before completing the process.