Replace Key Fob Batteries

How to Replace the Battery in a 2012 Nissan Sentra Key Fob

How to Replace the Battery in a 2012 Nissan Sentra Key Fob

If your auto keyless entry remote is not unlock doors perfectly, the cell battery likely must to be changed. It's not complicated to change the battery in your key fob by yourself. All tools, that you need is outlined in this post.

What size battery does 2012 Nissan Sentra remote key fob required

Changing battery in keyless entry remote require 1xCR2025 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

Step by step guide

A coin cell battery installed inside the your key fob. Move the key out of the way if it is in the key fob.

Carefully try to pry apart your remote key fob with flat head screwdriver. Remove one CR2025 battery with flat head screwdriver.

Get new battery and install it inside keyless entry fob's case. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

Before assembling keyless entry fob's case, check that all functions works by testing buttons on circuit board.

At this point squeeze keyless entry fob's back cover together. Line your body pieces together and assemble it in place by hands from top to bottom. If your key body tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2012 Nissan Sentra Video

Nissan Key Fob Battery Change - How To DIY Learning Tutorials

Still not working? Buy new one

Frequently Asked Questions

Key fob of Nissan Sentra require 1xCR2025 batteries. Price for CR2025 batteries are under $6 build upon the type, size packaging and brand you buy. You can take old battery to the store, to be sure.

Often, after keyless entry remote battery change, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can change battery in your 2012 Nissan Sentra key fob yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty easy with our step by step guide.

The price to change the battery inside keyless entry remote can run anywhere from $30 to as high as $500 depending on the car and the service station.

Remote key fob batteries in Nissan Sentra should be changed every three years, but this will differ based on usage and build quality. If your key fob shortened signal strength, you should replace batteries before it stop working and make trouble for you.

These signs will warning you that it's possible time to change battery in your 2012 Nissan Sentra: you didn't change battery more than 4 years, low key battery indicator on dashboard, key fob buttons not working and signal strength reduced.
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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