How to Open Your 2003 Honda CR-V Key Fob & Change Battery

How to Open Your 2003 Honda CR-V Key Fob & Change Battery

If your Honda key is no longer working well, the cell battery probably must to be changed. Below, we are going to tell you how to open Honda remote key fob and change a weak or dead battery DIY. If you choose to do it at home near CR-V, use this guide, but first make sure you have everything you need before you start.

What size battery does 2003 Honda CR-V key fob take

Before starting open keyless entry remote check all that you need: 1 CR2025 battery, flat head screwdriver and phillips head screwdriver.
  • flat head screwdriver
  • phillips head screwdriver
  • 1xCR2025 battery

Simple steps to replace the battery in your car's keyless entry remote

A coin battery installed inside the your key fob. Remove screw on the back of the remote key fob. Spin the key fob over and look for at least 1 screw holding in the plastic.

Accurately try to disassemble your remote key fob with pry tools. Change 1 CR2025 battery with flat head screwdriver.

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

Before assembling keyless entry fob's case, verify that all functions works by testing buttons on keyless entry remote.

At this point squeeze fob’s back cover together. Line your case two halves together and assemble it in place by hands from top to bottom. Inspect your key case for gaps. If it is not firmly closed try to repeat last step. Screw the back of the keyless entry remote.

Key Fob Battery Replacement 2003 Honda CR-V Video

How To Replace Honda CR V Key Fob Battery 2002 2003 2004

Still not working? Buy new one


Key fob of Honda CR-V require 1xCR2025 batteries. Most CR2025 batteries are under $4 depending on the brand, size packaging and type you buy. Take your old battery to the store, to find a proper replacement.

Often, after key battery change, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Replacing your keyless entry remote battery is easy to do in 2003 Honda CR-V. Most of car manufacturers think of the clients and make a special hole for keyless entry remote open.

The price to change the battery in keyless entry remote can run anywhere $50-600 depending on the brand and the service station.

You should replace batteries inside key fob of modern cars at least once in four years. lifespan of battery differ on usage time, quality and operating conditions.

These signs will warning you that it's possible time to change battery in your Honda CR-V: key fob buttons not working, you didn't change battery more than 4 years, signal strength reduced and multiple clicks to unlock or lock doors required.
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Fob Compatibility:

  1. FCC ID: OUCG8D-344H-A
  2. Models: 2002-2004 Honda CR-V