How to Replace the Battery in a 2002 Hyundai Sonata Key Fob
Key fob grant easy access to your Sonata. When the keyless entry remote battery is dead you lose your keyless entry fob's ability to use distance opening function. Below, you will benefit from knowing how to open your keyless entry remote and change a dead battery yourself. If you gonna solve to do it at home near Sonata, use this instruction, but don't forget to check tools and materials required before you start.
What type battery remote key fob use
Don't forget before disassembly remote key fob check all that you need: flat head screwdriver and 1xCR2032 battery.- flat head screwdriver
- 1xCR2032 battery
Simple steps to replace the battery in your Sonata's key fob
Inside of your key fob installed coin battery. Carefully try to open your key fob with flat head screwdriver. Replace CR2032 battery with flat head screwdriver.
Replace old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you connect battery wrong way.
After the new battery installed, check keyless entry remote by pressing buttons. If everything working properly, assemble your keyless entry fob's case in reverse order.
At this point squeeze keyless entry fob's back cover together. Line your body pieces together and assemble it in place by hands from top to bottom. Check your fob shell for gaps. If it is not tightly closed try to repeat last step.
How to replace the battery video instruction
2002-05 Hyundai Sonata Key FOB Remote Programming
Still not working? Buy new one