Porsche Cayenne 2017–2022 — technical service bulletin

Bulletin No. 197-21-1 · NHTSA communication 10219464 · issued Aug 31, 2022

Technical service bulletin

communication type

Electrical System

component

2017–2022

model years

vehicle entries

Official summary

Technical information for WMP2 - reworking charging electronics.

Vehicles covered

2017 Porsche Cayenne
2018 Porsche Cayenne
2019 Porsche Cayenne
2020 Porsche Cayenne
2021 Porsche Cayenne
2022 Porsche Cayenne
2019 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne E-Hybrid
2021 Porsche Cayenne E-Hybrid
2022 Porsche Cayenne E-Hybrid
2017 Porsche Cayenne S E-Hybrid
2018 Porsche Cayenne S E-Hybrid
2020 Porsche Cayenne Turbo S E-Hybrid
2021 Porsche Cayenne Turbo S E-Hybrid
2017 Porsche Panamera 4 E-Hybrid
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
2017 Porsche Panamera 4S
2018 Porsche Panamera 4S
2019 Porsche Panamera 4S E-Hybrid
2020 Porsche Panamera 4S E-Hybrid
2021 Porsche Panamera 4S E-Hybrid
2022 Porsche Panamera 4S E-Hybrid
2017 Porsche Panamera Turbo S E-Hybrid
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
2020 Porsche Taycan
2021 Porsche Taycan
2022 Porsche Taycan
2020 Porsche Taycan 4S
2021 Porsche Taycan 4S
2022 Porsche Taycan 4S
2022 Porsche Taycan GTS

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.