How To Replace A Mazda Car Key Battery. Insert the new battery. The battery used in the Mazda remote shown in photos below utilizes the CR1620 lithium battery.

This video will help you to change the key battery on a Mazda Flip key. Press the button to release the key then locate the slot inside where the key is. Follow these final steps and get back on the Tampa roads.
Replace the battery cap.
Consider the following procedure for battery replacement in the Mazda CX-3 key fob. Insert the new battery. Due to loss damage or just wanting a spare most Mazda owners will replace their remote or key. The positive is on top while the negative side of the button cell battery is facing the key fob.
