WenmarOpen by Wenmar Pro

Service bulletins for the 2013 Audi A5

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.

1378 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
24 14 50 20382122022-05-02. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. Possible incorrect function on the sensor elements of the air mass meter.
A1722172060750_32022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for using the UV additive to find engine oil leaks.
A1922282025303132022-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A1922272025303122022-02-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
9013422035902 12021-12-13. Service bulletin. ENGINE AND ENGINE COOLING. 90 "Ignition lock faulty" message in cluster information display.
2013282035073 22021-12-13. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. After the engine is switched off, the fuel system creates a natural vacuum as the fuel in the fuel ank cools off. If the natural vacuum leak detection (NVLD)
1913462033491 52021-12-13. Service bulletin. ENGINE AND ENGINE COOLING. Customer may report coolant leaking from the engine area.
1713472035463 22021-12-13. Service bulletin. ENGINE AND ENGINE COOLING. Electronic oil consumption measurement.
A0121112033001252021-10-06. 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.
A1921222046712_32021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
A2021352043357_12021-08-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM:SOFTWARE. This technical service bulletin provides a software code for correcting an issue that causes DTC P046100.
A1021222018288_92021-06-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This technical service bulletin reminds the reader to check for metal debris when replacing an engine.
A1921152061604_32021-05-06. Service bulletin. ENGINE. This bulletin contains instructions for resolving a coolant leak.
A1321132062387_12021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for determining if a repair is needed when coolant touches a poly V-belt and/or a toothed belt.
A1921142061604_22021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for resolving a coolant leak.
A1721122060750_22021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for using the UV additive to find engine oil leaks.
A1920102061604_12021-01-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for resolving a coolant leak.
A0120932033001242020-11-05. 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.
A1720112060750_12020-11-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; EQUIPMENT. This bulletin contains instructions for using the UV additive to find engine oil leaks.
A9020652032113_42020-09-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:COOLING SYSTEM. This information bulletin contains a background on the outside air temperature reading.
A0120722033001222020-08-06. 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.
A1920042025303_12020-07-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for identifying and mixing factory fill coolants.
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.

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