How to Open Your 2018 Kia Sedona Key Fob and Change Battery

How to Open Your 2018 Kia Sedona Key Fob and Change Battery

If your Kia key isn't unlock doors well, the battery more likely must to be replaced. In this article, we described how to open your key fob and replace your Kia key battery step by step.

What size battery does 2018 Kia Sedona key fob required

Before you start to open remote key fob make sure that you have all recommended tools and materials: one CR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step guide

Inside of your keyless entry remote installed coin battery. Move the key out of the way if it is in the key fob.

Carefully try to pry apart your keyless entry remote with hands or flat head screwdriver. Replace 1xCR2032 battery with flat head screwdriver.

Change old battery with new one CR2032. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

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

At this point squeeze fob’s back cover together. Line your shell pieces together and assemble it in place by hands from top to bottom. If your key fob body tightly closed, we done. If not, repeat the last step.

How to change the battery video guide

Kia Proximity Smart Key Battery change HOW TO

Still not working? Buy new one


Keyless entry remote of Kia Sedona require 1xCR2032 batteries. Most CR2032 batteries are under $5 depending on the type, size packaging and brand you buy. Take your old battery to the store, to find a proper replacement.

Keyless entry remote in most of cases do not need to be reprogrammed after battery change. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your keyless entry remote battery is simple to do in 2018 Kia Sedona. Most of car manufacturers think of the customers and make a special hole for key fob disassembly.

The cost to replace the battery in remote key fob is from $30 to as high as $500 depending on the brand and the service station.

You should change batteries inside keyless entry remote of Kia Sedona at least once in 4 years. The term of battery vary on their amount of use, quality and operating conditions. Famous brands cells usually will last longer.

These symptoms will alert you that it's perhaps time to replace battery in your 2018 Kia Sedona: low key battery indicator on dashboard, you didn't change battery more than 4 years, key fob buttons not working and multiple clicks to unlock or lock doors required.
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Fob Compatibility:

  2. Models: 2015-2019 Kia Sedona