2011 Acura MDX Key Fob Battery Replacement Guide

2011 Acura MDX Key Fob Battery Replacement Guide

Keyless entry remote allow easy access to your Acura. When the remote key fob battery is discharged you will not to be able open trunk or doors remotely. It's not difficult to change the battery in your keyless entry remote by yourself. All tools, that you need is explained below.

What size battery does 2011 Acura MDX remote key fob take

Replacing battery in keyless entry remote require flat head screwdriver, 1 CR1616 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
  • 1xCR1616 battery

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

A small button battery installed in the your key fob. Unscrew the back of the key fob. Spin the remote key fob over and find for at least 1 fastener holding in the plastic.

Gently try to open your key with hands or flat head screwdriver. Remove CR1616 battery with flat head screwdriver.

Replace old battery with fresh one CR1616. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you put battery wrong way.

Before assembling fob’s case, verify that all functions works by pressing buttons on circuit board.

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

Video of key fob opening


Still not working? Buy new one

Frequently Asked Questions

Key fob of Acura MDX require 1xCR1616 batteries. Most CR1616 batteries are under $4-6 build upon the brand, type and size packaging you buy. Take your old battery to the store, with you to find a proper replacement.

Usually, after key battery change, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Replacing your remote key fob battery is easy to do in 2011 Acura MDX. Most of car manufacturers think about clients and make a special hole for remote key fob disassembly.

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

You should change batteries inside key fob of Acura MDX at least once in three or four years. The lifetime of battery vary on usage time, quality and operating conditions.

If your auto has low key battery indicator on dashboard, need multiple clicks to unlock or lock doors, signal strength reduced or key fob buttons not working, in most cases battery replace inside keyless entry remote needed. Installed battery is dead or weak with a high probability, but if it's not fix, remote key fob change or repair needed.
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Other Acura Models:

Fob Compatibility:

  1. FCC ID: N5F0602A1A
  2. Models: 2007-2013 Acura MDX