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Service bulletin TT 92 20 01

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 id10180110
Published by NHTSA2020-10-06
Manufacturer's numberTT 92 20 01
Manufacturer's date2020-09-18
NHTSA componentELECTRICAL SYSTEM:WIRING; VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING

NHTSA's summary

Wiper circuit diagnosis

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

Electrical system, Glass, wipers and mirrors, Wipers and washers, Wiring and fuses

Vehicles listed
VOLKSWAGEN JETTA2018, 2019, 2020

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

Other bulletins for the same vehicles and component
CN_3G_SunsetVW2022-02-04. Service bulletin. Customer Notification 3G-Sunset
TT 97 21 02_22021-12-07. Service bulletin. Diagnostic assistance for DTC U019900 & U020000. Update metadata for applicable model (BW)
OTAUPD202109252021-10-05. Service bulletin. Over the air SW flash for OCU3 Low 302