How to Open Your 2002 Nissan Quest Key Fob and Change Battery

Keyless entry remote allow access to your car. If the key fob battery is weak you lose your keyless entry fob's ability to control distance functions. In this case, we are going to tell you how to open your car keyless entry remote and replace a weak battery DIY. If you choose to do it at home near Quest, use this instruction, but first make sure you have tools and materials required before you start.
What kind of battery key fob use
Before going to open key fob make sure that you have all recommended tools and materials: 1 CR2025 battery and flat head screwdriver.- 1xCR2025 battery
- flat head screwdriver
Step by step guide
Inside of your keyless entry remote installed small coin cell battery. Delicately try to disassemble your fob with flat head screwdriver. Replace one CR2025 battery with flat head screwdriver.
Get new battery and install it in keyless entry fob's body. Battery must be placed with the same position as was an old. Your keyless entry remote will not work if you mistakenly place battery wrong way.
When the new battery installed, check remote key fob functionality by pressing buttons. If all functions works, assemble your fob’s body in reverse order.
At this point squeeze keyless entry fob's back cover together. Line your shell pieces together and assemble it together by hands from top to bottom. If your key case tightly closed, we done. If not, repeat the last step.
How to replace the battery video guide
How To Replace Nissan Quest Key Fob Battery 1999 2000 2001 2002
Still not working? Buy new one