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Service bulletins for the 2013 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.

1506 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
A0120622033001212020-06-04. Service bulletin. ENGINE; EQUIPMENT. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A0020372059437_12020-06-04. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY. The informational bulletin explains why during COVID-19 there is winter-blend fuel during a warmer season and causing some issues.
A0120582033001202020-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A1720992040644112020-04-02. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions on diagnosing and replacing a leak in the crankcase breather module.
A1920012048936_22020-03-05. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING. This is an information bulletin regarding procedure for when the technician finds coolant marks during a repair.
13A8A8LS8FLDCAP2020-02-08. Service bulletin. EQUIPMENT; ENGINE. A8L 6.3L W12 CEJA engine oil capacity changed to 11.2L (11.8 qts).
A0119252055816_22019-10-02. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for DTCs P007000 and P208000.
A0119212055816_12019-09-09. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for DTCs P007000 and P208000.
A0119192033001192019-08-07. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A2119322034999_42019-07-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. This informational bulletin contains an explanation for a discolored pipe.
80B8_Closure2019-07-08. Service bulletin. ENGINE AND ENGINE COOLING. Dealer announcement of expiration of the campaign.
AWA 19-032019-06-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This bulletin explains the warranty extension for the crankcase ventilation valve on certain 3.0L and 4.0L vehicles.
A2019162035073142019-06-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE. This bulletin contains repair instructions for when the MIL is on and the DTC P045600 is stored in the ECM. This document also applies to the 2015 A3 Cabriolet and the 2015 A4 Cabriolet.
AWA 19-022019-05-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. This bulletin clarifies how to claim AdBlue on warranty claims.
A2019132035073132019-05-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when the MIL is on and the DTC P045600 is stored in the ECM. Vehicles also include 2015 A3 Cabriolet and 2012 RS7,
A011996 20466112019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions for when DTC P209600 and DTC P209800 appear and the reference duct is contaminated.
A011902 20330012019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A011901 20466112019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions for when DTC P209600 and DTC P209800 appear and the reference duct is contaminated.
A011913 203536882019-04-02. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when a MIL is on with DTC P203B00.
A011900 20467242019-04-01. Service bulletin. ENGINE. This bulletin contains a software update to address occasional stalling or running erratically without a DTC. Occasional "System too rich" entries.
AWC 18-142019-02-25. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This communication notifies dealers that AWC 17-34 was modified to remove 2.0L vehicles and apply to 3.0L vehicles only.
AWC 17-342019-02-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT. This communication instructs dealers to contact the Technical Assistance Center if they encounter a MIL on before performing the TDI emissions modification. - REVISED 12/17/18 to apply to 3.0L models and to remove 2.0L models.
A011894 20330012019-02-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A011893 2033001-2019-02-19. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A191791 2048936-2019-02-19. Service bulletin. ENGINE AND ENGINE COOLING. This is an information bulletin regarding procedure for when the technician finds coolant marks during a repair.

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