How to Open Your 2002 Toyota Celica Key Fob and Change Battery

How to Open Your 2002 Toyota Celica Key Fob and Change Battery

Remote key fob grant access to your Celica. Once the key fob battery is dead you will lose your fob’s ability to control distance opening function. Below, we explained how to open Toyota keyless entry remote and change a discharged battery yourself. If you decide to do it at home near Celica, use this instruction, but first make sure you have tools and materials required before you start.

What type battery does 2002 Toyota Celica remote key fob take

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

Step by step instruction

A small coin battery installed in the your keyless entry remote. Remove screw on the back of the remote key fob. Flip the key fob over and find for at least 1 screw holding in the plastic.

Accurately try to pry apart your key with pry tools. Remove one CR2025 battery with flat head screwdriver.

Replace old battery with new one CR2025. Battery must be placed with the same position as was a previous. Your key fob will not work if you mistakenly put battery wrong way.

Before assembling keyless entry fob's case, check that everything working properly by pressing buttons on keyless entry remote.

At this point squeeze fob’s back cover together. Line your case two halves together and put it together by hands from top to bottom. If your key body tightly closed, we done. If not, repeat the last step. Screw the back of the key fob.

Video of key fob disassembly

How To Replace Toyota Celica Key Fob Battery 2000 2001 2002 2003 2004 2005

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Toyota Celica require 1xCR2025 batteries. Most CR2025 batteries are under $4-6 depending on the type, brand and size packaging 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 2002 Toyota Celica key yourself. Most hard part is to disassembly fob’s case. It's pretty easy with our step by step guide.

The price to replace the battery in key is $50-600 depending on the brand and the service station.

You should replace batteries inside keyless entry remote of Toyota Celica at least once in 3-4 years. The lifetime of battery vary on frequency of use, operating conditions and quality. Famous brands cells usually will last longer.

These signs will warn you that it's probably time to change battery in your 2002 Toyota Celica: multiple clicks to unlock or lock doors required, key fob buttons not working, signal strength reduced and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: BAB237131-056
  2. Models: 2000-2005 Toyota Celica