How To Change Hyundai Sonata Key Fob Battery. After replacing the battery in the key fob remote you will need to reprogram the remote to the vehicle. We paid just 7995 for an official hyundai fob replete with hyundai logo on the back versus the 236.
We conveniently make a two pack for anyone who is looking to save a little and keep an extra just in case. The keyless entry FOB is now reprogrammed to your Hyundai vehicle. More so you can easily lift the plastic cover at the back of.
Getting Started - Prepare for the repair.
The only tool needed to change the battery is a small flathead screwdriver. Replace the battery with a new battery cr2032. Most Hyundai key fobs use a CR2032 battery but we recommend opening the key to verify the battery. Hold down the Open or Unlock button on the keyless entry FOB until the vehicles lights flash.
