2018 Lexus IS350

<h1>2018 Lexus IS350 Keyless Entry Remote Fob (Smart Key)</h1> Important: The 2018 Lexus IS350 does not support onboard programming for smart key remote fobs. Programming must be completed by a certified technician using specialized diagnostic tools. Step-by-Step Programming Instructions: <ul> <li>Step 1: Confirm the replacement smart key fob is compatible with the 2018 Lexus IS350 and has not been previously registered to another vehicle. </li> <li>Step 2: Arrange service with a certified automotive technician who specializes in Lexus key systems and uses manufacturer-grade diagnostic equipment. </li> <li>Step 3: Ensure the technician utilizes secure, factory-approved software capable of accessing the vehicle’s key registration system and immobilizer module. </li> <li>Step 4: If the vehicle is operational, consider driving it to the technician’s service location to avoid additional mobile service fees. </li> <li>Step 5: Bring all existing smart keys to the appointment. Some Lexus systems require all remotes to be present during the programming process to ensure proper registration. </li> <li>Step 6: The technician will connect a diagnostic interface to the vehicle’s onboard port, typically located beneath the dashboard. </li> <li>Step 7: Using professional software, the technician will initiate the pairing process and register the new smart key to the vehicle’s onboard system. </li> <li>Step 8: After programming is complete, the technician will test all key functions—lock, unlock, trunk access, and push-to-start—to verify correct operation.</li> <li> Step 9: If needed, additional smart keys can usually be programmed during the same session. </li> <li>Step 10: Before finalizing the service, confirm that all programmed smart keys function properly and that the vehicle responds accurately to each one.</li> </ul>

2018 Lexus IS350

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