2019 Lexus LS500h

<h1>2019 Lexus LS500h Keyless Entry Remote Fob (Smart Key)</h1> Important: The 2019 Lexus LS500h does not support onboard programming for smart key remote fobs. Programming must be performed by a certified technician using specialized diagnostic tools. Step-by-Step Programming Instructions: <ul> <li>Step 1: Ensure that the replacement smart key fob is compatible with the 2019 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 working with Lexus hybrid systems and equipped with the necessary diagnostic tools. </li> <li>Step 3: Confirm that 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 the vehicle is operational, consider driving it directly to the technician’s location to save on costs typically associated with mobile programming services. </li> <li>Step 5: Bring all current smart keys to the appointment. Lexus systems often require that all remotes be present during the programming process to ensure they remain active. </li> <li>Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard diagnostic port, which is usually located beneath the dashboard on the driver’s side. </li> <li>Step 7: Using authorized diagnostic software, the technician will begin the process of securely registering and programming the new smart key to the vehicle. </li> <li>Step 8: Once programming is complete, the technician will test all key functions, including locking, unlocking, trunk release, and push-button start, to ensure that they work properly. </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 as expected to each key.</li> </ul>

2019 Lexus LS500h

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