Kia Optima Key Fob Battery Replacement Guide

After a few years of daily use, the battery inside the keyless entry system’s key fob remote control for a 3rd generation (2011, 2012, 2013, 2014 and probably also the 2015 model year) Kia Optima sedan can become weak or quit working entirely. To view my DIY tutorial for the procedure including the replacement part number, click on the text link or thumbnail image below.

Kia Optima Key Fob Battery Replacement Guide