How to Replace the Battery in a 2001 Mazda B2500 Key Fob

Key fob allow access to your car. Once the remote key fob battery is discharged you will lose your fob’s ability to use remote opening function. In this case, we are going to tell you how to open Mazda remote key fob and change a discharged battery yourself. If you gonna solve to do it at home near B2500, use this instruction, but don't forget to check everything you need.
What size battery does 2001 Mazda B2500 keyless entry remote required
Changing battery in keyless entry remote require flat head screwdriver and 1 CR2032 battery. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.- flat head screwdriver
- 1xCR2032 battery
Step by step instruction
A button cell battery installed in the your keyless entry remote. Accurately try to disassemble your keyless entry remote with pry tools. Change 1 CR2032 battery with flat head screwdriver.
Change old battery with fresh one CR2032. Every battery has a negative and positive side and if you put the wrong connector down, the current 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 by pressing buttons. If everything working properly, assemble your fob’s case in reverse order.
At this point squeeze fob’s back cover together. Line your body two halves together and put it together by hands from top to bottom. If your fob body tightly closed, we done. If not, repeat the last step.
Video of keyless entry remote opening
How To Replace Mazda B2500 Key Fob Battery 1999 2001
Still not working? Buy new one