Replace Key Fob Batteries

2008 Nissan Sentra Key Fob Battery Replacement Guide

2008 Nissan Sentra Key Fob Battery Replacement Guide

Key fob grant access to your car. If the keyless entry remote battery is weak or dead you’ll lose your keyless entry fob's ability to use remote functions. It's not difficult to replace the battery in your remote key fob by yourself. Everything you need is outlined in this post.

What type battery key fob use

Changing battery in keyless entry remote require CR2025 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.
  • flat head screwdriver
  • 1xCR2025 battery

Simple steps to change the battery in your Sentra's keyless entry remote

A small coin cell battery installed inside the your remote key fob. Remove any internal key first, and then try to pry apart the keyless entry remote.

Gently try to open your fob with flat head screwdriver. Replace 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 fob will not work if you place battery wrong way.

After the new battery installed, verify key fob functionality by pressing buttons. If everything working fine, assemble your keyless entry fob's case 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. Check your fob case for gaps. If it is not tightly closed try to repeat last step.

Video of keyless entry remote opening

Nissan Key Fob Battery Change - How To DIY Learning Tutorials

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Nissan Sentra require 1xCR2025 batteries. Price for CR2025 batteries are under $5 depending on the type, brand and size packaging you buy. Take your old battery to the store, with you to find a proper replacement.

Usually, after key fob battery replace, reprogramming not required. Key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your remote key fob battery is simple to do in 2008 Nissan Sentra. Most of car manufacturers think about customers and make a special hole for key fob open.

Dealer service cost for replace the battery in remote key fob is from 50 to 600 dollars depending on the make.

Remote key fob batteries in Nissan Sentra should be changed every four years, but this will vary based on usage and battery quality. If your keyless entry remote shortened signal strength, you should replace batteries before it stop close doors and make problems for you.

If your car has low key battery indicator on dashboard, signal strength reduced, fob's battery more than 4 years old or need multiple clicks to unlock or lock doors, it's probably battery replace inside keyless entry remote needed. Currently installed battery is weak or dead with a high probability, but if it's not fix problem, key replace or repair required.
Be the first to comment.
Your message is required.

Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Nissan Models:

Fob Compatibility:

  1. FCC ID: CWTWBU735
  2. Models: 2007-2012 Nissan Sentra