2017 Lexus IS300

<h1>Programming Instructions for the 2017 Lexus IS300 Keyless Entry Remote Fob (Smart Key)</h1> Important: The 2017 Lexus IS300 does not support onboard programming for smart key remote fobs. Programming must be completed by a qualified technician using advanced diagnostic equipment. Step-by-Step Programming Instructions: <ul> <li>Step 1: Verify that the replacement smart key fob is compatible with the 2017 Lexus IS300 and is not already programmed to another vehicle. </li> <li>Step 2: Schedule service with a certified automotive technician who has experience with Lexus smart key systems and uses factory-level diagnostic tools. </li> <li>Step 3: Ensure the technician is equipped with secure software capable of accessing the vehicle’s key registration system and electronic control unit. </li> <li>Step 4: If your vehicle is in drivable condition, consider taking it to the technician’s location to help minimize any additional service fees associated with mobile visits. </li> <li>Step 5: Bring all currently active smart keys to the appointment. Some Lexus systems require all remotes to be present during the programming session to prevent deactivation. </li> <li>Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard port, usually located beneath the dashboard, to access the key programming system. </li> <li>Step 7: The technician will initiate the secure pairing process and register the new smart key fob with the vehicle’s onboard system. </li> <li>Step 8: Once programming is complete, the technician will test the new smart key to verify that all features—including locking, unlocking, trunk access, and push-to-start—are functioning correctly. </li> <li>Step 9: If additional remotes are needed, they can typically be added during the same session. </li> <li>Step 10: Before concluding service, confirm that all programmed keys operate properly and that the vehicle responds accurately to each one.</li> </ul>

2017 Lexus IS300

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