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Service bulletins for the 2020 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.

1291 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
TSB_2078602_12025-09-04. Service bulletin. ENGINE. This TSB provides informaiton when there is an oil leak from the inner V.
TSB_2074303_102025-09-04. Service bulletin. ENGINE. This bulleitn provides information when the red coolant temperature/coolant level warning lamp is on.
TSB_2078578_12025-08-05. Service bulletin. ENGINE. This TSB provides information when thee is an oil leak from, or near the oil filter housing.
TSB_2074303_92025-07-08. Service bulletin. ENGINE. This TSB provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900 .
TSB_2074303_82025-07-08. Service bulletin. ENGINE. This TSB provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900 .
TSB_2073867_22025-06-03. Service bulletin. ENGINE. This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
TSB_2071318_62025-06-03. Service bulletin. ENGINE. This bulletin provides informatino when the MIL is on, whistlingnoise, leaking air Bank 2 - DTC P2ADF00, Engine Crankcase breather.
TSB_2075530_22025-04-04. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
TSB_2074303_72025-04-04. Service bulletin. ENGINE. This TSB provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900 .
A1924742074303_62025-01-07. Service bulletin. ENGINE. This bulletin provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900.
A1924732062951_42025-01-07. Service bulletin. ENGINE. This bulletin provides information when the red coolant warning lamp is on, DTCs P218100, P017B00, P017C00, and/or P017E00 are stored in the ECM.
A0124482014753_132025-01-07. Service bulletin. ENGINE. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A1924712075878_12024-12-04. Service bulletin. ENGINE. This bulletin provides information when the MIL is on, or the red coolant lamp lights up; DTC P218100 and/or P1BB400.
A1924702074303_52024-12-04. Service bulletin. ENGINE. This bulletin provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900.
A1324292071114_52024-12-04. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high.
A1924692069248_82024-11-06. Service bulletin. ENGINE. This bulletin provides information when the red coolant warning lamp comes on OR MIL on, DTC P218100 and/or P1BB400.
A1524532075530_12024-11-06. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
A1024282059446_72024-11-06. Service bulletin. ENGINE. This bulletin provides information when oil is lost from the filler cap.
A0124422071318_52024-11-06. Service bulletin. ENGINE. This bulletin provides informatino when the MIL is on, whistlingnoise, leaking air Bank 2 - DTC P2ADF00, Engine Crankcase breather.
A0024942075515_12024-11-06. Service bulletin. ENGINE. This bulletin states that the use of fuel additives is not permitted.
A2424632074810_22024-10-28. Service bulletin. ENGINE. This bulletin provides information when ther is an Engine: start/stop system fault shown and start/stop system not is working; mileage below 50 km/32 miles.
A1924682074303_32024-10-28. Service bulletin. ENGINE. This bulletin provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900.
A1324272071114_42024-10-28. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high.
SM 47-20242024-09-06. Other. ENGINE. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
A1324262071114_32024-09-06. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high.

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