Porsche Cayenne E-Hybrid 2018–2026 — technical service bulletin

Bulletin No. 2433.3 · NHTSA communication 11025056 · issued Oct 2, 2025

Technical service bulletin

communication type

Electrical System

component

2018–2026

model years

vehicle entries

Official summary

Instructions on advanced technical information for the mobile charger NEMA supply cable initialization failure. The vehicles affected are the Taycans, Panameras, and Cayennes.

Vehicles covered

2019 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne E-Hybrid
2021 Porsche Cayenne E-Hybrid
2022 Porsche Cayenne E-Hybrid
2023 Porsche Cayenne E-Hybrid
2024 Porsche Cayenne E-Hybrid
2025 Porsche Cayenne E-Hybrid
2026 Porsche Cayenne E-Hybrid
2024 Porsche Cayenne E-Hybrid Coupe
2025 Porsche Cayenne E-Hybrid Coupe
2020 Porsche Cayenne S E-Hybrid
2024 Porsche Cayenne Turbo E-Hybrid
2019 Porsche Cayenne Turbo S E-Hybrid
2020 Porsche Cayenne Turbo S E-Hybrid
2021 Porsche Cayenne Turbo S E-Hybrid
2022 Porsche Cayenne Turbo S E-Hybrid
2023 Porsche Cayenne Turbo S E-Hybrid
2020 Porsche Cayenne Turbo S Hyb Coupe
2018 Porsche Panamera 4 E-Hybrid
2019 Porsche Panamera 4 E-Hybrid
2020 Porsche Panamera 4 E-Hybrid
2021 Porsche Panamera 4 E-Hybrid
2022 Porsche Panamera 4 E-Hybrid
2023 Porsche Panamera 4 E-Hybrid
2024 Porsche Panamera 4 E-Hybrid
2025 Porsche Panamera 4 E-Hybrid
2026 Porsche Panamera 4 E-Hybrid
2018 Porsche Panamera 4 Hybrid
2018 Porsche Panamera 4 Hybrid Executi
2018 Porsche Panamera 4 Hybrid Sport T
2019 Porsche Panamera 4S E-Hybrid
2020 Porsche Panamera 4S E-Hybrid
2021 Porsche Panamera 4S E-Hybrid
2022 Porsche Panamera 4S E-Hybrid
2023 Porsche Panamera 4S E-Hybrid
2022 Porsche Panamera E-Hybrid
2023 Porsche Panamera E-Hybrid
2024 Porsche Panamera E-Hybrid
2018 Porsche Panamera Turbo Executive
2019 Porsche Panamera Turbo Executive
2020 Porsche Panamera Turbo Executive
2018 Porsche Panamera Turbo S E-Hybrid
2019 Porsche Panamera Turbo S E-Hybrid
2020 Porsche Panamera Turbo S E-Hybrid
2021 Porsche Panamera Turbo S E-Hybrid
2022 Porsche Panamera Turbo S E-Hybrid
2023 Porsche Panamera Turbo S E-Hybrid
2018 Porsche Panamera Turbo S Hybrid E
2018 Porsche Panamera Turbo S Hybrid S
2018 Porsche Panamera Turbo Sport Turi
2019 Porsche Panamera Turbo Sport Turi
2020 Porsche Panamera Turbo Sport Turi
2020 Porsche Taycan
2021 Porsche Taycan
2022 Porsche Taycan
2023 Porsche Taycan
2024 Porsche Taycan
2025 Porsche Taycan
2026 Porsche Taycan
2021 Porsche Taycan 4 Cross Turismo

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.