Bottom part remote p n.
2012 mazda 3 key fob battery replacement.
Fold the metal ignition key back down in to the fob and double check that the parts are secure.
The positive is on top while the negative side of the button cell battery is facing the key fob.
Test new fob battery.
Lastly reinsert the auxiliary key.
Make sure the positive symbol is facing you.
Eccpp replacement fit for 315 mhz uncut keyless entry remote head key flip car key transmitter fob mazda 3 5 6 cx 7 cx 9 rx 8 mx 5 miata kpu41788 pack of 1 3 9 out of 5 stars 75 23 99 23.
Replace the battery cap.
Place the back mazda key fob case aside.
Replace the key fob cover which should snap into place.
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.
Modify 2012 mazda 3 remote to use a bigger battery replacing cr 1620 with cr 1632.
Push the metal ignition key piece back in to the fob until it clicks in to place.
Battery you need https amzn to 31hk0a4 this video will show you how to replace the battery inside the mazda remote control.
Insert the new battery.
Released in 2004 the vehicle is currently in its fourth generation.
Pull out the dead key fob battery from the mazda keyless remote.
Remove the key fob battery cover from your mazda remote.