All you need is a small flat head or pocket screwdriver a replacement battery from your local.
Mazda 3 key fob battery replacement 2016.
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.
Place the back mazda key fob case aside.
What to do if you lose your car keys again though you can try figuring out how to replace the mazda key fob battery yourself we always recommend working with a qualified mazda technician to avoid damaging the key.
Cr2025 battery lithium button coin cell batteries 3v 3 volt remote watch jewelry led key fob replacement 2025 cr pack set bulk 2 pack 4 4 out of 5 stars 485 6 47 6.
Replacing the battery cr 2025 in the mazda advanced keyless system key fob i am not a big fan of speaking so fewer words more work.
Replacing the cr2025 battery in your mazda key fob is a cinch.
Insert the new battery.
Pull out the dead key fob battery from the mazda keyless remote.
Remove the key fob battery cover from your mazda remote.
Lastly reinsert the auxiliary key.
Replace the key fob cover which should snap into place.
The positive is on top while the negative side of the button cell battery is facing the key fob.