How to change the battery on your 2021 Mazda CX-5 key fob (side buttons)

June 21st, 2022 by

Step One: Remove the back cover of the dead key fob by carefully prying between the black back and chrome side piece. A plastic pry tool is recommended to help prevent marring the plastic. Step Two: Remove the battery cover but remember the orientation. Step Three: Remove and properly discard the bad battery. Step Four:…