How To Change Battery In Lexus Rx 450h Key Fob. You can do this using the screwdriver or even a paperclip. Greenville SC Lexus mgr.
See here pg 3767 for pictures and such on how to replace the key battery. The smart access system with push-button start and wireless remote control will not function properly. My RX needed a new Battery in the fob so I tried the same and it wouldnt come apart.
Separate the remaining fob in half again the part without the key by prying in the slot on the open end.
Pop the cover back onto the key fob and put the metal key back into the key fob by simply sliding it into place. Purchase your Lexus RX450h key fobs from us and save big. When the card key battery needs to be replaced if equipped The battery for the card key is available only at Lexus dealers. Push the release button on the side of the fob so the key comes out.
