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Service bulletin TT 27-17-01

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 id10168658
Published by NHTSA2019-12-06
Manufacturer's numberTT 27-17-01
Manufacturer's date2019-11-01
NHTSA componentFORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

NHTSA's summary

Update to include latest model years.

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

Driver assistance, Adaptive cruise control

Vehicles listed
VOLKSWAGEN ARTEON2019
VOLKSWAGEN ATLAS2018, 2019
VOLKSWAGEN BEETLE2015, 2016, 2017, 2018, 2019
VOLKSWAGEN BEETLE CONVERTIBLE2015, 2016, 2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it)
VOLKSWAGEN GOLF2015, 2016, 2017, 2018, 2019
VOLKSWAGEN GOLF R2015 (the catalog's model; the bulletin names a series or trim of it)
VOLKSWAGEN GOLF R2016, 2017, 2018, 2019
VOLKSWAGEN GOLF SPORTWAGEN2015, 2016, 2017, 2018, 2019
VOLKSWAGEN GTI2015
VOLKSWAGEN GTI2016 to 2019
VOLKSWAGEN JETTA2015, 2016, 2017, 2018, 2019
VOLKSWAGEN PASSAT2015, 2016, 2017, 2018, 2019
VOLKSWAGEN TIGUAN2015, 2016, 2017, 2018, 2019
VOLKSWAGEN TOUAREG2015, 2016, 2017

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
WLA-22-152022-12-06. Service bulletin. ACC Calibration Process
TT 27 18 072018-12-03. Service bulletin. Direction to complete update of J428 upon replacement.
TT 27 18 062018-12-03. Service bulletin. Additional diagnosis when grill is removed
TT 2717012017-12-14. Service bulletin. Example of devices, modifications or alterations that can impede Adaptive Cruise Control Radar Sensor function.
V961601_20436042017-06-23. Service bulletin. ORIGINAL PUBLICATION TO ASSIST DEALER TECHNICIANS WITH DIAGNOSIS OF LANE CHANGING SYSTEM (SIDE ASSIST)
TT 271601_2045032017-06-20. Service bulletin. DIAGNOSTIC INFORMATION TO REINFORCE WHAT IS CALLED OUT IN THE REPAIR MANUAL BUT IS MISSED IN SOME CASES.
TT 271601_2045032017-06-15. Service bulletin. DIAGNOSTIC INFORMATION TO REINFORCE WHAT IS CALLED OUT IN THE REPAIR MANUAL BUT IS MISSED IN SOME CASES.