<h1>Programming Instructions for the 2016 Lexus GX460 Keyless Entry Remote Fob (Smart Key)</h1> <p><font size="3"><b> Important:</b> The 2016 Lexus GX460 is not equipped with onboard programming capabilities for smart key remote fobs. Programming must be performed by a qualified automotive 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: Verify that the replacement smart key fob is compatible with the 2016 Lexus GX460 and has not been previously programmed to another vehicle. </font></li> <li><font size="3">Step 2: Schedule service with a certified technician who specializes in Lexus smart key systems and uses factory-grade diagnostic tools.</font></li> <li><font size="3"> Step 3: Ensure the technician is equipped with secure software capable of accessing the vehicle’s electronic key registration and immobilizer systems. </font></li> <li><font size="3">Step 4: If your vehicle is drivable, consider visiting the technician’s location to help reduce costs associated with mobile service. </font></li> <li><font size="3">Step 5: Bring all current smart keys to the appointment. Some vehicle systems require all remotes to be present during programming to avoid deactivating existing keys. </font></li> <li><font size="3">Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard data port, typically located under the dashboard. </font></li> <li><font size="3">Step 7: Using professional software, the technician will initiate the key registration process and pair the new smart key with the vehicle’s onboard system. </font></li> <li><font size="3">Step 8: After programming is complete, the technician will test the new fob to confirm full functionality, including lock/unlock, trunk access, and push-button start. </font></li> <li><font size="3">Step 9: If additional remotes are being programmed, they can typically be added in the same session. </font></li> <li><font size="3">Step 10: Before completing service, confirm that all smart keys function correctly and that the vehicle responds properly to each one.</font></li> </ul>