Replace Key Fob Batteries

2001 Toyota 4Runner Key Fob Battery Replacement Instructions

2001 Toyota 4Runner Key Fob Battery Replacement Instructions

If your 4Runner remote key fob isn't working perfectly, the cell battery surely needs to be replaced. In this post, you’ll benefit from knowing how to open your remote key fob and change a weak battery DIY. If you gonna solve to do it at home near 4Runner, use this instruction, but first make sure you have tools and materials required.

What is the battery keyless entry remote require

Before beginning open remote key fob check all that you need: flat head screwdriver, phillips head screwdriver and one CR2025 battery.
  • flat head screwdriver
  • phillips head screwdriver
  • 1xCR2025 battery

Step by step instruction

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

Delicately try to open your keyless entry remote with pry tools. Remove CR2025 battery with flat head screwdriver.

Change old battery with new one CR2025. 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 fob’s case, verify that all functions works by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Carefully try to assemble the two halves in place by hands from top to bottom. If your keyless entry remote shell tightly closed, we done. If not, repeat the last step. Screw fastener in the back of the key fob.

Key Fob Battery Replacement 2001 Toyota 4Runner Video

How To Replace Toyota 4Runner Key Fob Battery 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

Still not working? Buy new one

FAQ

Key fob of Toyota 4Runner use 1xCR2025 batteries. Most CR2025 batteries are under $6 depending on the type, size packaging and brand you buy. You can take old battery to the store, to be sure.

Remote key fob in most of cases reprogramming not needed after battery change. If your key not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your key fob battery is easy to do in 2001 Toyota 4Runner. Most of car manufacturers think of the clients and make a special hole for key fob disassembly.

Car service price for replace the battery in fob is from 50 to 600 dollars depending on the make.

You should change batteries inside key fob of Toyota 4Runner at least every three or four years. lifespan of battery vary on frequency of use, operating conditions and quality.

These signs will warn you that it's perhaps time to change battery in your Toyota 4Runner: key fob buttons not working, signal strength reduced, you didn't change battery more than 4 years and low key battery indicator on dashboard.
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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: BAB237131-056
  2. Models: 2000-2003 Toyota 4Runner