2003 Acura MDX Key Fob Battery Replacement Guide

2003 Acura MDX Key Fob Battery Replacement Guide

Remote key fob allow easy access to your auto. Once the key battery is discharged you will lose your fob’s ability to control distance functions. In this article, we walks you through how to open your car key fob and replace your Acura key battery step by step.

What type battery does 2003 Acura MDX key fob required

Don't forget before disassembly key fob be sure that you have all required tools and materials: 1xCR2025 battery, phillips head screwdriver and flat head screwdriver.
  • 1xCR2025 battery
  • phillips head screwdriver
  • flat head screwdriver

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

Inside of your key fob installed small button battery. Unscrew the back of the remote key fob. Spin the keyless entry remote over and look for at least 1 screw holding in the plastic.

Accurately try to disassemble your key with hands or flat head screwdriver. Change 1 CR2025 battery with flat head screwdriver.

Now it's time to install new battery inside fob’s case. Be sure to connect the battery the right way around in a circuit. Your key will not work if you connect battery wrong way.

Before assembling keyless entry fob's case, make sure that all functions works by testing buttons on key fob.

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

Video of keyless entry remote disassembly

Acura MDX Key Fob Battery Replacement (2001 - 2006)

Still not working? Buy new one


Remote key fob of Acura MDX require 1xCR2025 batteries. Most CR2025 batteries are under $5 depending on the type, brand and size packaging you buy. Take your 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 key fob not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Replacing your key fob battery is easy to do in 2003 Acura MDX. Most of car manufacturers think of the clients and make a special hole for remote key fob disassembly.

Dealer service cost for change the battery in key is from 50 to 600 dollars depending on the car.

You should replace batteries inside remote key fob of Acura MDX at least every 3-4 years. The lifetime of battery vary on frequency of use, quality and operating conditions.

These signs will warn you that it's perhaps time to replace battery in your Acura MDX: signal strength reduced, low key battery indicator on dashboard, key fob buttons not working and you didn't change battery more than 4 years.
Be the first to comment.
Your message is required.

Fob Compatibility:

  1. FCC ID: E4EG8D-444H-A
  2. Models: 2001-2006 Acura MDX