How to Replace the Battery in a 2010 Mazda 6 Key Fob

If your 6 key is not open doors correct, the battery more likely must to be replaced. In this case, we demonstrate how to disassembly Mazda key fob and replace a weak battery DIY. If you choose to do it at home near 6, follow our instruction, but first make sure you have tools and materials required.
What size battery does 2010 Mazda 6 keyless entry remote required
Before starting open keyless entry remote check all that you need: flat head screwdriver and CR2025 battery.- 1xCR2025 battery
- flat head screwdriver
Simple steps to replace the battery in your car's remote key fob
A button battery installed in the your remote key fob. Remove any internal key first, and then try to pry apart the key fob.
Gently try to open your key fob with flat head screwdriver. Change 1xCR2025 battery with flat head screwdriver.
Change old battery with new one CR2025. Be sure to connect the battery the right way around in a circuit. Your key will not work if you place battery wrong way.
When the new battery installed, verify key fob by pressing buttons. If all functions works, assemble your fob’s shell in reverse order.
The last thing to do is put your cover back on fob. Delicately try to assemble the pieces in place by hands from top to bottom. If your fob shell tightly closed, we done. If not, repeat the last step.
Video of keyless entry remote opening
How To Change A Mazda 6 Key Fob Battery (2006-2012)
Still not working? Buy new one