2013 Hyundai Elantra Key Fob Battery Replacement

Key fobs are essential for the convenience and...

iFixit Library 2010-2015 Hyundai Elantra Easy 4 - 5 minutes Guide 174963

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Guide overview

Before you begin

Key fobs are essential for the convenience and security of modern vehicles, but like any electronic device, they require periodic maintenance. One common task is replacing the battery when it runs low or dies. This guide will walk you through the simple process of replacing the battery in your 2013 Hyundai Elantra key fob, ensuring it continues to function properly.

Step 1

Repair step

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Locate the seam on the key fob where the two halves meet.

Step 2

Repair step

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Be careful while using the plastic opening tool as it can slip and hit you as you try to pry open the key fob.
Insert your plastic opening tool in the seam gap and twist until it separates.
It might take some force to open the key so try and hold it closer to the tip for more control and power.
To open the key fob gently pull each half apart.

Step 3

Repair step

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Use a plastic opening tool to gently push the battery out of the battery holder.

Step 4

Repair step

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Slide the new CR2032 battery in with the + (plus/positive) side facing upwards.

Step 5

Repair step

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Put the two halves together.
Push evenly across the key fob to connect the two halves.
Once you hear a click, the key has been reassembled.

Step 6

Repair step

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Test the key fob to see if it works.
The yellow light indicator on the car shows that the key fob works.