How to replace the battery key fob on a Lexus ES 300 when the key fob stops working. The key fob unlock, panic, and trunk buttons will all stop responding when the battery needs replacement. This video will also show how to thoroughly clean the key when disassembling it.

0:00 Symptoms Of Weak Battery
0:34 What You Need
1:00 Removing Outer Cover
1:23 Removing Inner Cover
2:06 Removing Battery
2:47 Reinstalling Inner Cover
3:15 Reinstalling Outer Cover

#lexus #key #battery