<h1>2016 Lexus LS600hl Keyless Entry Remote Fob (Smart Key)</h1> <p><font size="3"><b> Important:</b> The 2016 Lexus LS600hl does not support onboard programming for smart key remote fobs. Programming must be performed by a qualified automotive technician using specialized diagnostic tools. </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 LS600hl and has not been previously programmed to another vehicle. </font></li> <li><font size="3">Step 2: Schedule an appointment with a certified technician who is experienced with Lexus key systems and has access to the necessary diagnostic equipment. </font></li> <li><font size="3">Step 3: Confirm that the technician uses secure, manufacturer-approved software capable of accessing the vehicle’s key registration system and electronic control unit. </font></li> <li><font size="3">Step 4: If the vehicle is operational, it may save you money by driving it directly to the technician’s service location instead of requesting mobile programming. </font></li> <li><font size="3">Step 5: Bring all currently functioning smart keys to the appointment. Lexus systems often require all remotes to be present during programming to ensure they remain active. </font></li> <li><font size="3">Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard diagnostic port, usually located beneath the dashboard. </font></li> <li><font size="3">Step 7: Using the appropriate software, the technician will initiate the key registration process and program the new smart key fob into the vehicle’s system. </font></li> <li><font size="3">Step 8: After programming, the technician will test all key functions, including lock/unlock, trunk release, and push-button start, to ensure they are operating correctly. </font></li> <li><font size="3">Step 9: If additional remotes need to be programmed, they can typically be completed during the same session. </font></li> <li><font size="3">Step 10: Before concluding the service, confirm that all programmed smart keys are functioning properly and that the vehicle responds accurately to each key.</font></li> </ul>