WenmarOpen by Wenmar Pro

Service bulletin A191676 2036167_

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 id10091041
Published by NHTSA2017-02-09
Manufacturer's numberA191676 2036167_
Manufacturer's date2016-12-06
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

THIS BULLETIN PROVIDES INSTRUCTIONS FOR A SLOW COOLANT LEAK FROM COOLANT CONNECTIONS.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Cooling system

Vehicles listed
AUDI A82013, 2014, 2015, 2016, 2017
AUDI RS 72014, 2015, 2016, 2017
AUDI RS72013
AUDI S62013, 2014
AUDI S62016, 2017
AUDI S72013, 2014, 2015, 2016, 2017
AUDI S82013, 2014, 2015, 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
19i9UPDATE2024-02-26. Service bulletin. Coolant Expansion Tank (NVLW)
19i5UPDATE2024-02-26. Service bulletin. Coolant Pump and Power Steering Pump (NVLW)
Update19i52024-01-22. Service bulletin. Coolant Pump and Power Steering Pump
Edition922023-02-06. Service bulletin. Idenifying and mixing factory fill engine coolants
A1922272025303122022-02-04. Service bulletin. This bulletin contains instructions for identifying and mixing factory fill coolants.
A1921262061918_42022-01-05. Service bulletin. This bulletin provides guidance on diagnosing a coolant light concern with normal coolant level in the tank.
A9020652032113_42020-09-03. Service bulletin. This information bulletin contains a background on the outside air temperature reading.
A191785 2047114-2018-02-05. Service bulletin. This bulletin contains repair information for a malfunctioning V50 coolant recirculation pump that prevents the passenger side from heating properly with DTC B10D004 or B11D501.
A191789 2046712-2018-02-05. Service bulletin. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
Update Bulletin2017-11-17. Service bulletin. It is possible that leakage may occur at the weld seam on coolant expansion tanks manufactured within a specific period on Audi A8 vehicles. The Update is in effect until removed. Procedure is valid only for vehicles that show the 19i9 code in the ElsaWeb Campaign/Action Information screen on the day of repair. Vehicles must be within the New Vehicle Limited Warranty. Procedure must be performed within the allotted timeframe stated in this Technical Service Bulletin. Procedure must be performed on applicable vehicles in dealer inventory prior to sale.