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September 1, 2020 Service bulletin

Information on PIWIS Tester III Online Update 39.700.000, .010 & .012

Porsche technical service bulletin PIWIS2001ac for 2003-2020 Porsche Cayenne, 2020 Porsche Taycan and 2014-2020 Porsche Macan and others.

Bulletin number
PIWIS2001ac
Component
Electrical system
Summary
Information on PIWIS Tester III Online Update 39.700.000, .010 & .012

Owners of these vehicles have filed 250 complaints in the electrical category.

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