2009 Hyundai Tucson Key Fob Battery Replacement Guide

2009 Hyundai Tucson Key Fob Battery Replacement Guide

If your auto key is not unlock doors properly, the battery more likely needs to be replaced. In this article, we outlined how to disassembly your car key fob and replace your Hyundai key battery step by step.

What kind of battery remote key fob use

Replacing battery in key fob require 1xCR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your car's key fob

Inside of your remote key fob installed coin battery. Delicately try to pry apart your key with hands or flat head screwdriver. Replace 1xCR2032 battery with flat head screwdriver.

Replace 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 polarity on battery, by "+" mark.

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

The last thing to do is put your cover back on fob. Delicately try to put the two halves in place by hands from top to bottom. If your fob shell firmly closed, we done. If not, repeat the last step.

Video of remote key fob disassembly

Hyundai Tucson Key Fob Battery Replacement (2005 - 2015)

Still not working? Buy new one

Frequently Asked Questions

Key fob of Hyundai Tucson require 1xCR2032 batteries. Price for CR2032 batteries are under $6 build upon the size packaging, brand and type you buy. Take your old battery to the store, with you to find a proper replacement.

Usually, after keyless entry remote battery replace, you do not need to reprogram. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2009 Hyundai Tucson remote key fob yourself. Most hard part is to open keyless entry fob's case. It's pretty simple with our instruction.

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

Keyless entry remote batteries in Hyundai Tucson should be replaced every three or four years, also this will differ based on frequency of use and build quality. If your remote key fob reduced signal strength, you should replace batteries before it stop open doors and make problems for you.

If your Hyundai signal strength reduced, key fob buttons not working, need multiple clicks to unlock or lock doors or fob's battery more than 4 years old, in most cases battery replace inside keyless entry remote needed. Current battery is discharged with a high probability, but if it's not help, keyless entry remote replace or repair required.
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Fob Compatibility:

  1. FCC ID: OSLOKA-320T
  2. Models: 2004-2009 Hyundai Tucson