Technical information for a diagnosis and handling of the 12 volt battery (on-board battery)
Porsche technical service bulletin No. 31-20 for 2018-2023 Porsche Cayenne, 2020-2023 Porsche Taycan and 2020-2023 Porsche 911 and others.
- Bulletin number
- No. 31-20
- Component
- Electrical system
- Summary
- Technical information for a diagnosis and handling of the 12 volt battery (on-board battery)
Owners of these vehicles have filed 170 complaints in the electrical category.
Vehicles covered
- Porsche Cayenne 2018-2023 201820192020202120222023
- Porsche Taycan 2020-2023 2020202120222023
- Porsche 911 2020-2023 2020202120222023
- Porsche Cayenne S 2018-2023 201820192020202120222023
- Porsche 911 Carrera 2020-2023 2020202120222023
- Porsche Cayenne Turbo 2018-2020, 2023 2018201920202023
- Porsche 911 Carrera S 2020-2021, 2023 202020212023
- Porsche Cayenne GTS 2021-2023 202120222023
- Porsche Taycan 4s 2020-2022 202020212022
- Porsche Cayenne Turbo Coupe 2020 2020
VIN decoder
See the problems and recalls for an exact car
Buying a used Porsche Cayenne?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history