Lexus CT Hybrid 2018–2024 — technical service bulletin

Bulletin LTT032623 · NHTSA communication 10244110 · issued Aug 17, 2023

Technical service bulletin

communication type

Communication

component

2018–2024

model years

vehicle entries

Official summary

TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.

Vehicles covered

2019 Lexus CT Hybrid
2019 Lexus ES
2020 Lexus ES
2021 Lexus ES
2022 Lexus ES
2023 Lexus ES
2019 Lexus ES Hybrid
2020 Lexus ES Hybrid
2021 Lexus ES Hybrid
2022 Lexus ES Hybrid
2023 Lexus ES Hybrid
2024 Lexus ES Hybrid
2019 Lexus GS
2020 Lexus GS
2019 Lexus GS Hybrid
2019 Lexus GX
2020 Lexus GX
2021 Lexus GX
2022 Lexus GX
2023 Lexus GX
2019 Lexus IS
2020 Lexus IS
2021 Lexus IS
2022 Lexus IS
2023 Lexus IS
2018 Lexus LC
2019 Lexus LC
2020 Lexus LC
2021 Lexus LC
2022 Lexus LC
2023 Lexus LC
2024 Lexus LC
2019 Lexus LC Hybrid
2020 Lexus LC Hybrid
2021 Lexus LC Hybrid
2022 Lexus LC Hybrid
2023 Lexus LC Hybrid
2024 Lexus LC Hybrid
2018 Lexus LS
2019 Lexus LS
2020 Lexus LS
2021 Lexus LS
2022 Lexus LS
2023 Lexus LS
2019 Lexus LS Hybrid
2020 Lexus LS Hybrid
2021 Lexus LS Hybrid
2022 Lexus LS Hybrid
2019 Lexus LX
2020 Lexus LX
2021 Lexus LX
2022 Lexus LX
2023 Lexus LX
2024 Lexus Non-Existant UX
2018 Lexus NX
2019 Lexus NX
2020 Lexus NX
2021 Lexus NX
2022 Lexus NX
2023 Lexus NX

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.