<h1>Programming Instructions for the 2017 Lexus GX460 Keyless Entry Remote Fob (Smart Key)</h1> <p><font size="3"><b>Important:</b> The 2017 Lexus GX460 does not support onboard programming for smart key remote fobs. A qualified automotive technician using specialized diagnostic equipment must perform the programming. </font></p> <p><font size="3"><b>Step-by-Step Programming Instructions:</b> </font></p> <ul> <li><font size="3">Step 1: Confirm that the smart key remote fob is compatible with the 2017 Lexus GX460 and has not been previously programmed to another vehicle. </font></li> <li><font size="3">Step 2: Contact a certified automotive technician who is experienced with Lexus keyless entry systems and equipped with manufacturer-grade diagnostic tools. </font></li> <li><font size="3">Step 3: Ensure the technician uses secure, professional software capable of accessing the vehicle’s electronic control module and key registration system.</font></li> <li><font size="3"> Step 4: If the vehicle is operable, consider driving it to the technician’s location to reduce any additional charges associated with mobile service. </font></li> <li><font size="3">Step 5: Bring all existing smart keys with you. Some systems require all current remotes to be present during programming to maintain proper functionality. </font></li> <li><font size="3">Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard data port, typically located beneath the dashboard. </font></li> <li><font size="3">Step 7: The technician will use authorized software to initiate the key registration process and securely program the new smart key fob. </font></li> <li><font size="3">Step 8: Once programming is complete, the technician will test the smart key to verify all functions, including locking, unlocking, and push-button start. </font></li> <li><font size="3">Step 9: Additional smart keys can be added during the same session if necessary. </font></li> <li><font size="3">Step 10: Before concluding the service, confirm that all programmed remotes operate correctly and that the vehicle responds appropriately to each one.</font></li> </ul>