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Service bulletin PIWIS2201ao

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10222370
Published by NHTSA2022-10-04
Manufacturer's numberPIWIS2201ao
Manufacturer's date2022-09-06
NHTSA componentEQUIPMENT:ELECTRICAL

NHTSA's summary

Information for PIWIS tester update 41.350.000, .020 & 41.375.000.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
PORSCHE PIWIS TESTER III

Listing a model year does not mean every vehicle of it is concerned: the document says which.