2023 Lexus LS500h

<h1>2023 Lexus LS500h Keyless Entry Remote Fob (Smart Key)</h1> Important: The 2023 Lexus LS500h does not support onboard programming for smart key remote fobs. Programming must be performed by a certified technician using specialized diagnostic equipment. Step-by-Step Programming Instructions: <ul> <li>Step 1: Confirm that the replacement smart key fob is compatible with the 2023 Lexus LS500h and has not been previously programmed to another vehicle. </li> <li>Step 2: Schedule service with a certified technician who is experienced in Lexus key systems and has access to the necessary diagnostic tools. </li> <li>Step 3: Ensure the technician uses secure, manufacturer-approved software capable of accessing the vehicle’s key registration system and electronic control unit. </li> <li>Step 4: If your vehicle is operational, consider driving it directly to the technician’s location to minimize additional charges that may apply for mobile services. </li> <li>Step 5: Bring all existing smart keys to the appointment. Lexus systems typically require all remotes to be present during programming to ensure they remain active.</li> <li>Step 6: The technician will connect a diagnostic tool to the vehicle’s onboard diagnostic port, usually located beneath the dashboard on the driver’s side. </li> <li>Step 7: Using secure diagnostic software, the technician will begin the programming process to register the new smart key fob to the vehicle’s system. </li> <li>Step 8: After programming is complete, the technician will test all key functions—including locking, unlocking, trunk access, and push-button start—to ensure proper operation. </li> <li>Step 9: If additional remotes are needed, they can typically be programmed during the same session. </li> <li>Step 10: Before completing the service, verify that all programmed smart keys function correctly and that the vehicle responds accurately to each key.</li> </ul>

2023 Lexus LS500h

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