How to Open Your 2018 Ford F-250 Key Fob and Change Battery

How to Open Your 2018 Ford F-250 Key Fob and Change Battery

If your car key fob is not working well, the cell battery more likely must to be replaced. In this post, we explained how to open your remote key fob and change a discharged battery yourself. If you gonna solve to do it at home near F-250, use this instruction, but don't forget to check everything you need before you start.

What kind of battery key fob use

Before beginning open remote key fob make sure that you have all required tools and materials: flat head screwdriver and 1 CR2450 battery.
  • 1xCR2450 battery
  • flat head screwdriver

Step by step instruction

Inside of your remote key fob installed button cell battery. Remove any internal key before you try to pry apart the key fob.

Carefully try to open your keyless entry remote with pry tools. Change 1xCR2450 battery with flat head screwdriver.

Get new battery and install it in fob’s body. Battery must be placed with the same polarity as was an old. Your keyless entry remote will not work if you by mistake place battery wrong way.

Before assembling keyless entry fob's case, make sure that all functions works by pressing buttons on circuit board.

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

Video of key opening

Ford F-250 Remote Key Fob Battery Replacement 2018 2019

Still not working? Buy new one


Remote key fob of Ford F-250 use 1xCR2450 batteries. Most CR2450 batteries are under $6 depending on the brand, size packaging and type you buy. Take your old battery to the store, with you to find a proper replacement.

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

Yes, you can replace battery in your 2018 Ford F-250 keyless entry remote yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty simple with our step by step guide.

Car service pricing for replace the battery in key is from 50 to 600 dollars depending on the brand.

Remote key fob batteries in Ford F-250 should be changed every 3-4 years, also this will differ based on their amount of use and build quality. If your keyless entry remote shortened signal strength, you should change batteries before it stop open doors and make trouble for you.

If your car key fob buttons not working, need multiple clicks to unlock or lock doors, fob's battery more than 4 years old or has low key battery indicator on dashboard, it's probably battery replace in keyless entry remote needed. Current battery is dead or weak with a high probability, but if it's not help to fix issues, key fob change or repair required.
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Fob Compatibility:

  1. FCC ID: M3N-A2C93142600
  2. Models: 2017-2020 Ford F-250