The key will open to reveal the circuit board and battery. Pop the battery out with the paperclip and replace it with the new one (a recent Lexus will need either a CR1632 or a CR1616). It should be held in place snugly. Line the battery up with the circular marking on the inside of the fob, then clip the other half of the fob on top.. The Lexus experts at Lexus of Cherry Hill near Voorhees created a guide on how to change the battery in a Lexus key fob. Learn the simple steps today! Saved Vehicles Lexus of Cherry Hill. Sales Call Sales Phone Number (856) 727-1111. Service Call Service Phone Number.
The Smart Key for my vehicle is not operating properly. Why? If the battery in the Smart Key dies, is there an alternate way to enter the vehicle and start the engine?. The Lexus Smart Key is an ultra-convenient feature that allows you to lock and unlock doors, open the trunk and start your 2021 Lexus IS without ever taking the key out of your pocket. But what happens when the battery dies in your Lexus Smart Key? We have got you covered at Earnhardt Lexus with a step-by-step guide on how to change the Lexus.