How to Replace the Battery in a 2002 Nissan Altima Key Fob
If your Nissan keyless entry remote is not unlock doors perfectly, the battery surely must to be changed. In this article, we explained how to disassembly your car keyless entry remote and replace a dead battery yourself. If you gonna solve to do it at home near Altima, follow our guide, but first make sure you have all you need before you start.
What type battery remote key fob require
Before you start to disassembly key fob check all that you need: flat head screwdriver and 1xCR2025 battery.- 1xCR2025 battery
- flat head screwdriver
Step by step instruction
A tiny button cell battery installed in the your keyless entry remote. Delicately try to disassemble your key with hands or flat head screwdriver. Replace 1xCR2025 battery with flat head screwdriver.
Now it's time to install new battery inside fob’s case. Be sure to connect the battery the right way around in a circuit. Your key will not work if you connect battery wrong way.
Before assembling keyless entry fob's case, make sure that all is functioning by testing buttons on circuit board.
At this point squeeze fob’s back cover together. Line your case two halves together and assemble it in place by hands from top to bottom. Check your key fob case for gaps. If it is not tightly closed try to repeat last step.
Video of remote key fob disassembly
How to Replace Battery Key Fob 02-06 Nissan Altima
Still not working? Buy new one