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Service bulletin A401770 2018194-

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 id10127860
Published by NHTSA2018-02-05
Manufacturer's numberA401770 2018194-
Manufacturer's date2017-07-12
NHTSA componentSUSPENSION

NHTSA's summary

This informational bulletin contains knowledge on why oil may appear on one or several of the shock absorbers.

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

Suspension

Vehicles listed
AUDI A32006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
AUDI A32014
AUDI A3 CABRIOLET2015 to 2018
AUDI A3 ETRON2008 to 2015
AUDI A3 SPORTBACK E-TRON2016 to 2017
AUDI A42006, 2007, 2008, 2009, 2010
AUDI A4 ALLROAD2013, 2014, 2015, 2016, 2017, 2018
AUDI A4 AVANT2011 to 2012
AUDI A4 CABRIOLET2006 to 2009
AUDI A52008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI A5 CABRIOLET2008 to 2018
AUDI A62006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI A72007
AUDI A72009 to 2011
AUDI A72012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI A82006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI ALL2016
AUDI ALLROAD2008 to 2018
AUDI AUDI2008 to 2012
AUDI B82008 to 2013
AUDI C62008 to 2013
AUDI C72008 to 2013
AUDI D32008 to 2013
AUDI D42008 to 2013
AUDI Q32008 to 2014
AUDI Q32015, 2016, 2017, 2018
AUDI Q52008
AUDI Q52009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI Q5 HYBRID2013 to 2017
AUDI Q72006
AUDI Q72007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
AUDI Q72016
AUDI Q72017, 2018
AUDI R82006 to 2007
AUDI R82008, 2009, 2010
AUDI R82013
AUDI R82016
AUDI R8 GT SPYDER2012
AUDI R8 SPYDER2011
AUDI R8 SPYDER2014 to 2015
AUDI R8 SPYDER2017 to 2018
AUDI RS 32017, 2018
AUDI RS 42007, 2008
AUDI RS 52013, 2014, 2015
AUDI RS 52016
AUDI RS 52018
AUDI RS 5 CABRIOLET2013, 2014, 2015 (the catalog's model; the bulletin names a series or trim of it)
AUDI RS 72014, 2015, 2016, 2017, 2018
AUDI RS42009
AUDI RS42018
AUDI RS52010 to 2012
AUDI RS52013, 2014, 2015
AUDI RS52016 to 2017
AUDI RS5 CABRIOLET2016 to 2017
AUDI RS62006 to 2017
AUDI RS72013
AUDI S32015, 2016, 2017, 2018
AUDI S42006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
AUDI S42017
AUDI S42018
AUDI S4 CABRIOLET2009
AUDI S52008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
AUDI S5 CABRIOLET2010 to 2017
AUDI S62006
AUDI S62007, 2008, 2009, 2010, 2011
AUDI S62012
AUDI S62013, 2014, 2015, 2016, 2017, 2018
AUDI S72012
AUDI S72013, 2014, 2015, 2016, 2017, 2018
AUDI S82007, 2008, 2009
AUDI S82011 to 2012
AUDI S82013, 2014, 2015, 2016, 2017, 2018
AUDI S8 PLUS2016 to 2018
AUDI SQ52012 to 2013
AUDI SQ52014, 2015, 2016, 2017, 2018
AUDI TT2006
AUDI TT2007
AUDI TT2008, 2009, 2010
AUDI TT ROADSTER2011 to 2018
AUDI TTS2012, 2013, 2014, 2015, 2016, 2017, 2018

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

Recalls for the same vehicles and component
18V8930002018-12-17. SUSPENSION:FRONT

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB_2067804_62026-07-07. Service bulletin. This bulletin provides information when DTC C129700 is logged in diagnostic address 00D4 and/or 00D5.
TSB_2023187_82026-04-07. Service bulletin. This bulletin provides informaiotn regarding squeaking noises when steering or maneuvering.
TSB_2062633_62026-03-03. Service bulletin. Thisbulleitn provides informaiotn when there are cracking/craking noises during load changes, or sever vehicle body torsion.
TSB_2059665_72025-11-08. Service bulletin. This bulletin provides information parameter settings for suspension control unit J775.
TSB_2059841_62025-11-08. Service bulletin. This bulletin provides ifnormaiotn when rear suspension lowering does not work.
TSB_2059996_62025-11-08. Service bulletin. This bulletin provides information when there are rumbling/knocking noises from the front suspension; bolted connection of strut brace.
TSB_2076605_22025-10-03. Service bulletin. This TSB provides informaiton pertaining to noises from the guide link bush.
TSB_2076604_22025-10-03. Service bulletin. This bulletin provides information on locating noises coming from the suspension.
TSB_2060855_42025-10-03. Service bulletin. This bulletin provides information when there are rumbling noises from the suspension - upper link rubber mounting.
TSB_2060855_32025-07-08. Service bulletin. This bulletin provides information when there are rumbling noises from the suspension - upper link rubber mounting.