How to Replace the Battery in a 2008 Hyundai Sonata Key Fob

How to Replace the Battery in a 2008 Hyundai Sonata Key Fob

If your car remote key fob is no longer open doors correct, the cell battery more likely must to be changed. In this article, we explained how to open your car key fob and replace your Hyundai key battery step by step.

What type battery keyless entry remote require

Before you start to open keyless entry remote be sure that you have all recommended tools and materials: flat head screwdriver and 1xCR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

A button battery installed inside the your key fob. Accurately try to pry apart your remote key fob with hands or flat head screwdriver. Change 1xCR2032 battery with flat head screwdriver.

Replace old battery with new one CR2032. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you put battery wrong way.

Before assembling keyless entry fob's case, check that all functions works by testing buttons on keyless entry remote.

The last thing to do is put your cover back on fob. Accurately try to assemble the pieces in place by hands from top to bottom. If your key fob case tightly closed, we done. If not, repeat the last step.

Video of key disassembly

Replacing key fob battery Hyundai Sonata 5th generation 06 - 10 EASY

Still not working? Buy new one

Frequently Asked Questions

Key fob of Hyundai Sonata require 1xCR2032 batteries. Most CR2032 batteries are under $4 depending on the size packaging, type and brand you buy. Take your old battery to the store, with you to find a proper replacement.

Often, after key fob battery replace, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2008 Hyundai Sonata key yourself. Most difficult part is to disassembly fob’s case. It's pretty simple with our guide.

Dealer service cost for change the battery in remote key fob is from $30 to as high as $500 depending on the car.

Key fob batteries in Hyundai Sonata should be changed every 3-4 years, although this will vary based on their amount of use and build quality. If your keyless entry remote reduced signal strength, you should change batteries before it stop open doors and make problems for you.

These signs will warn you that it's perhaps time to replace battery in your Hyundai Sonata: low key battery indicator on dashboard, signal strength reduced, multiple clicks to unlock or lock doors required and key fob buttons not working.
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Fob Compatibility:

  1. FCC ID: PINHA-T008
  2. Models: 2007-2010 Hyundai Sonata