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August 7, 2019 Service bulletin

Bulletin outlining PIWIS Tester updates 38.600.020.

Porsche technical service bulletin 122-E4R8U-09 for 2003-2019 Porsche Cayenne, 2020 Porsche Taycan and 2014-2019 Porsche Macan and others.

Bulletin number
122-E4R8U-09
Component
Electrical system
Summary
Bulletin outlining PIWIS Tester updates 38.600.020.

Owners of these vehicles have filed 243 complaints in the electrical category.

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