2007 Mazda B2300 Key Fob Battery Replacement Guide

If your B2300 key fob isn't working properly, the cell battery surely needs to be replaced. It's not complicated to replace the battery in your keyless entry remote DIY. All tools, that you need is explained below.
What size battery does 2007 Mazda B2300 remote key fob take
Don't forget before disassembly keyless entry remote be sure that you have all recommended tools and materials: one CR2032 battery and flat head screwdriver.- flat head screwdriver
- 1xCR2032 battery
Simple steps to change the battery in your car's keyless entry remote
Inside of your key fob installed small button cell battery. Move the key out of the way if it is in the key fob.
Carefully try to open your remote key fob with pry tools. Remove 1 CR2032 battery with flat head screwdriver.
Get new battery and install it inside keyless entry fob's case. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.
After the new battery installed, verify remote key fob functionality by pressing buttons. If all functions works, assemble your fob’s body in reverse order.
The last thing to do is put your cover back on fob. Gently try to put the pieces together by hands from top to bottom. If your key fob case firmly closed, we done. If not, repeat the last step.
Key Fob Battery Replacement 2007 Mazda B2300 Video
How To Replace Mazda B2300 Key Fob Battery 2001 2009
Still not working? Buy new one