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Mazda 3 key fob battery replacement 2010.
Insert the new battery.
Test new fob battery.
Push the metal ignition key piece back in to the fob until it clicks in to place.
Simple step by step video on how to replace the battery in a key fob remote.
Mazda 3 key fob battery remote replacement diy years 2004 2018 the mazda 3 also known as the mazda axela is a fun to drive reliable and safe compact car.
Fold the metal ignition key back down in to the fob and double check that the parts are secure.
Place the back mazda key fob case aside.
Stand near your mazda3 and press the lock or unlock buttons to test the new key fob battery.
Released in 2004 the vehicle is currently in its fourth generation.
Make sure the positive symbol is facing you.
Save money doing it yourself.
The positive is on top while the negative side of the button cell battery is facing the key fob.