Replace Key Fob Batteries

2011 Ford Fiesta Key Fob Battery Replacement Instructions

2011 Ford Fiesta Key Fob Battery Replacement Instructions

Keyless entry remote grant access to your auto. When the key battery is weak or dead you will lose your fob’s ability to control distance opening function. In this post, we walks you through how to disassembly your car keyless entry remote and change your Ford key battery step by step.

What kind of battery keyless entry remote require

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

Step by step guide

Inside of your remote key fob installed small button battery. Gently try to open your fob with hands or flat head screwdriver. Replace 1xCR2032 battery with flat head screwdriver.

Replace old battery with new one CR2032. Battery must be installed with the same position as was an old. Your key will not work if you by mistake place battery wrong way.

After the new battery installed, check key fob functionality by pressing buttons. If all functions works, assemble your fob’s case in reverse order.

At this point squeeze keyless entry fob's back cover together. Line your case pieces together and assemble it together by hands from top to bottom. Inspect your keyless entry remote case for gaps. If it is not firmly closed try to repeat last step.

Video of remote key fob opening

BEST How to change Ford keyless remote key battery - Kuga C-Max Mondeo Fiesta Focus

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Ford Fiesta require 1xCR2032 batteries. Most CR2032 batteries are under $4 depending on the brand, type and size packaging you buy. Take your old battery to the store, to be sure.

Usually, after key fob battery change, you do not need to reprogram. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can replace battery in your 2011 Ford Fiesta key yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty simple with our instruction.

The cost to change the battery inside key is in range $50-600 depending on the make and the service station.

Keyless entry remote batteries in Ford Fiesta should be replaced every 4 years, but this will vary based on frequency of use and battery quality. If your remote key fob shortened signal strength, you should replace batteries before it stop close doors and make problems for you.

If your auto signal strength reduced, fob's battery more than 4 years old, need multiple clicks to unlock or lock doors or has low key battery indicator on dashboard, in most cases battery replace inside remote key fob needed. Current battery is discharged with a high probability, but if it's not help, key change or repair needed.
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Contents:

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

Other Ford Models:

Fob Compatibility:

  1. FCC ID: KR5876268
  2. Models: 2011-2019 Ford Fiesta