2018 Lexus GS450h

<h1>Programming Instructions for the 2018 Lexus GS450h Keyless Entry Remote Fob (Smart Key)</h1> Important: The 2018 Lexus GS450h does not support onboard programming for smart key remote fobs. Programming must be performed by a qualified technician using specialized diagnostic equipment. Step-by-Step Programming Instructions: <ul> <li>Step 1: Verify that the smart key fob is compatible with the 2018 Lexus GS450h and is not already paired with another vehicle. </li> <li>Step 2: Schedule service with a certified automotive technician who specializes in smart key systems and has access to factory-grade diagnostic tools. </li> <li>Step 3: Confirm that the technician uses authorized software capable of accessing the vehicle’s key registration system and security features. </li> <li>Step 4: If the vehicle is drivable, consider taking it to the technician’s location to avoid additional charges associated with mobile service. </li> <li>Step 5: Bring all currently functioning smart keys to the appointment. In some cases, all remotes must be present during programming to ensure they remain active. </li> <li>Step 6: The technician will connect diagnostic equipment to the vehicle’s onboard port and access the smart key control module. </li> <li>Step 7: Using secure programming procedures, the new smart key will be paired with the vehicle’s system to enable locking, unlocking, and engine start functions. </li> <li>Step 8: After programming, the technician will test the new fob to verify full functionality and system recognition. </li> <li>Step 9: Additional smart keys can typically be programmed during the same session by repeating the process. </li> <li>Step 10: Before completing the service, confirm that all remote fobs work properly and that the vehicle responds as expected to each one.</li> </ul>

2018 Lexus GS450h

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