Replace Key Fob Batteries

How to Open Your 2011 Toyota Tundra Key Fob and Change Battery

How to Open Your 2011 Toyota Tundra Key Fob and Change Battery

If your Toyota keyless entry remote is no longer open doors well, the cell battery more likely must to be changed. Below, we walks you through how to open your key fob and change your Toyota key battery step by step.

What type battery does 2011 Toyota Tundra keyless entry remote take

Before starting open key fob make sure that you have all required tools and materials: flat head screwdriver and one CR2032 battery.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step instruction

Inside of your key fob installed tiny button battery. Move the key out of the way if it is in the remote key fob.

Delicately try to disassemble your key with hands or flat head screwdriver. Remove one CR2032 battery with flat head screwdriver.

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

Before assembling keyless entry fob's case, verify that everything is functioning by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Gently try to put the pieces together by hands from top to bottom. If your keyless entry remote case firmly closed, we done. If not, repeat the last step.

How to replace the battery video guide

Tundra / Tacoma / Rav4 Toyota Key Fob Battery Replacement - DIY

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Toyota Tundra require 1xCR2032 batteries. Price for CR2032 batteries are under $5 depending on the size packaging, type and brand you buy. You can take old battery to the store, with you to find a proper replacement.

Keyless entry remote in most of cases do not need to be reprogrammed after battery change. If your remote key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your key fob battery is simple to do in 2011 Toyota Tundra. Most of car manufacturers think about customers and make a special hole for keyless entry remote open.

Dealer service price for replace the battery in key fob is from 50 to 600 dollars depending on the car.

You should change batteries inside keyless entry remote of modern cars at least every four years. The lifetime of battery differ on frequency of use, operating conditions and quality.

If your Tundra has low key battery indicator on dashboard, key fob buttons not working, need multiple clicks to unlock or lock doors or fob's battery more than 4 years old, it's probably battery replace inside remote key fob needed. Currently installed battery is weak or dead with a high probability, but if it's not fix problem, key replace or repair needed.
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Contents:

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

Other Toyota Models:

Fob Compatibility:

  1. FCC ID: GQ43VT20T
  2. Models: 2007-2018 Toyota Tundra