{"nhtsa_id":11005178,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-07-23","date":"2024-05-28","document_id":"L-SB-0027-24","mfr_campaign":"L-SB-0027-24","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"A head unit software update is now available for 2022 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1020 or earlier). This update provides improved performance and capability for the following: •User Profile configuration and display. •Cloud Navigation and Intelligent Voice Assistant. •Mobile device connectivity. •On-screen display and system settings/configuration. •Security enhancements. A head unit software update is now available for 2022 LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (earlier than version 1040). This software update includes the following improvements: •Cloud navigation. •Intelligent assistant voice recognition. •Showing and controlling explicit audio content. •User interface. •Bluetooth®. •Bug fixes. This software update removes the following feature: •Hybrid radio. A head unit software update is now available for 2023 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1040 or earlier). This software update provides improved performance and capability for the following: •User Profile. •Over-the-air (OTA) notifications. •Ability to search during a call. •Bug fixes settings/configuration. •Security enhancements. A head unit software update is now available for 2022 – 2023 model year LX 600 vehicles; 2023 – 2024 model year RX 350, RX 350h, RX 450h+, and RX 500h vehicles; 2022 – 2024 model year NX 250, NX 350, NX 350h, and NX 450h+ vehicles; 2023 model RZ 450e vehicles equipped with Lexus Multimedia (earlier than version 2050). This software update includes the following improvements: •User interface design. •Intelligent assistant. •Navigation lane guidance. •Phone book search. •Bug fixes. A head unit software update is now available for 2022 – 2024 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles; 2023 – 2024 model year RX 350, RX 350h, RX 450h+, RX 500h, and RZ 450e vehicles; 2024 model year TX 350, TX 500h, and TX 550h+ vehicles equipped with Lexus Multimedia (earlier than version 2170). This software update includes the following improvements: •User Profile. •User interface. •Cloud navigation. •Intelligent assistant voice recognition. •Bug fixes.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11005178-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11005178-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11005178","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LEXUS","model":"LX","year_from":2022,"year_to":2024,"match":"exact","vehicle_ids":["2022_lexus_lx","2023_lexus_lx","2024_lexus_lx"]},{"make":"LEXUS","model":"NX","year_from":2022,"year_to":2024,"match":"exact","vehicle_ids":["2022_lexus_nx","2023_lexus_nx","2024_lexus_nx"]},{"make":"LEXUS","model":"NX HYBRID","year_from":2022,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"LEXUS","model":"RX","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_lexus_rx","2024_lexus_rx"]},{"make":"LEXUS","model":"RX HYBRID","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"LEXUS","model":"RZ","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_lexus_rz","2024_lexus_rz"]},{"make":"LEXUS","model":"TX","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_lexus_tx"]},{"make":"LEXUS","model":"TX HYBRID","year_from":2024,"year_to":2024,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}