WenmarOpen by Wenmar Pro

Service bulletins for the 2014 Audi A8

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.

1325 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
A871679 2041717-2018-03-13. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This bulletin applies to any repair that requires replacement of the air conditioning compressor and details how to run a ODIS GFF test plan.
A261630 2045720-2018-03-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin provides information regarding the replacement of the front muffler if vibrations are noticed in the seat or center arm rest.
A0115292041097-12018-02-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. The MIL is on. Customer may report that the engine runs irregularly. DTCs are stored in the ECM. On the camshaft adjustment valve, the filter element can loosen. There is no consequential damage from loosened particles in the oil circuit. They are gathered by the oil filter.
A1915612025303-52018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 19 number 14-50 dated June 20, 2014. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been replaced by an improved version. G12++ coolant (for service available) has been introduced in MY 2005 for all engines. G13 has been introduced in MY 2008 as factory filling and service.
21F2 - Dealer Le2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. On Audi vehicles with 4.0L TFSI engines manufactured within a specific period, the O-rings in the coolant lines for the turbocharger may be damaged. This can result in leaks between the coolant lines and the turbocharger.
A011715 2047785-2018-02-05. Service bulletin. ENGINE. This is an informational bulletin requesting that dealers with the V6 TDI engine call TAC for instructions when they receive one of six DTCS in conjunction with DFCC symptom codes between 19184 and 19189.
A171783 2040644-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This bulletin provides repair instructions on diagnosing and replacing a leak in the crankcase breather module.
A191787 2045456-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This is an information bulletin regarding procedure for when the technician finds coolant marks during a repair.
A171782 2010043-2018-02-05. Service bulletin. ENGINE. This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change.
A191788 2036167-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for a slow coolant leak from coolant connections.
A191785 2047114-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM. 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.
A011708 2041097-2018-02-05. Service bulletin. ENGINE. This technical service bulletin provides instructions for troubleshooting and repairing the camshaft adjustment valve to correct a concern about the engine running irregularly.
A001791 2045316-2018-02-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY. This bulletin contains information about the Start/Stop system.
A191784 2045456-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This is an information bulletin regarding procedure for when the technician finds coolant marks during a repair.
A191782 2036167-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for a slow coolant leak from coolant connections.
A211725 2046724-2018-02-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update to address occasional stalling or running erratically without a DTC. Occasional "System too rich" entries.
A191781 2047114-2018-02-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.
A191780 2047114-2018-02-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.
A191779 2036852-2018-02-05. Service bulletin. ENGINE. This informational bulletin provides a clarification on a normal operation for the cooling fans.
A261629 2045720-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. This bulletin provides information regarding the replacement of the front muffler if vibrations are noticed in the seat or center arm rest.
A191675 2036167-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for a slow coolant leak from coolant connections.
A191674 2036167-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for a slow coolant leak from coolant connections.
A191789 2046712-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
A011728 2046232-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides a SVM code update for in Engine Control Module.
A011727 2048411-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when a 4.0 liter engine has a MIL on, the engine may be limited to 4,000rpm, and there are DTCs about the intake manifold flap adjustment.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.