<h1>Programming Instructions for the 2015 Lexus GX460 Keyless Entry Remote Fob (Smart Key)</h1> <p><font size="3"><b> Important:</b> The 2015 Lexus GX460 does not support onboard programming for smart key remote fobs. Programming must be completed by a qualified technician using specialized diagnostic equipment. </font></p> <p><font size="3"><b>Step-by-Step Programming Instructions:</b> </font></p> <ul> <li><font size="3">Step 1: Ensure the replacement smart key fob is compatible with the 2015 Lexus GX460 and has not been previously programmed to another vehicle. </font></li> <li><font size="3">Step 2: Schedule service with a certified automotive technician who specializes in Lexus smart key systems and has access to manufacturer-grade diagnostic tools. </font></li> <li><font size="3">Step 3: Confirm that the technician uses secure, professional diagnostic equipment capable of accessing the vehicle’s electronic key registration and immobilizer systems. </font></li> <li><font size="3">Step 4: If the vehicle is drivable, consider taking it directly to the service location to minimize any additional costs associated with mobile service. </font></li> <li><font size="3">Step 5: Bring all currently functional smart keys to the appointment. Some systems require that all remotes be present during the programming process to retain access. </font></li> <li><font size="3">Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard port, typically located beneath the dashboard, to access the smart key programming system.</font></li> <li><font size="3"> Step 7: The technician will initiate the pairing process, registering the new smart key fob with the vehicle’s onboard control module. </font></li> <li><font size="3">Step 8: Once the programming is complete, the technician will test the remote to verify all functions—such as locking, unlocking, trunk access, and engine start—are working correctly. </font></li> <li><font size="3">Step 9: If needed, additional smart keys can be programmed during the same session. </font></li> <li><font size="3">Step 10: Before completing the service, confirm that all programmed remotes are functioning properly and the vehicle responds correctly to each one.</font></li> </ul>