How do you change the air compressor in a 2004 Mazda rx8?

To change the air compressor in a 2004 Mazda RX-8, first, disconnect the battery and relieve the A/C system pressure. Remove the front bumper and the necessary components to access the compressor, including the drive belt. Disconnect the electrical connector and refrigerant lines from the compressor, then unbolt it from its mounting bracket. Install the new compressor, reconnect the lines and electrical connections, reassemble any removed components, and recharge the A/C system.