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Service bulletin 26 12 15 2026528

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 id10210604
Published by NHTSA2022-05-02
Manufacturer's number26 12 15 2026528
Manufacturer's date2012-11-05
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

DTC P0491 and P0492 (Secondary Air System Insufficient Flow, Bank 1/2) are stored at the same time.

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

Electrical system

Trouble codes named

P0491, P0492

Vehicles listed
AUDI A42009, 2010, 2011
AUDI A62009, 2010, 2011
AUDI R82009, 2010, 2011

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

Other bulletins for the same vehicles and component
TSB_2059335_72026-07-07. Service bulletin. This bulletin provides information when there are noises from the area around the instrument cluster.
TSB_2074729_32026-07-07. Service bulletin. This bulletin provides informationwhen noises/vibration are detected from front of vehicle in dynamic mode.
TSB_2081405_12026-04-07. Service bulletin. This bulletin provides informaiotn about various infortainment system complaints.
TSB_2024323_132026-04-07. Service bulletin. This bulletin provides information when the parking assistance gives false warnings.
TSB_2024323_122026-04-07. Service bulletin. This bulletin provides information when the parking assistance gives false warnings.
TSB_2059335_62026-03-03. Service bulletin. This TSB provides information when there are noises from the area around the instrument cluster.
TSB_2080681_12026-02-06. Service bulletin. This bulletin provides information regarding contact checks for event memories, intermittent.
TSB_2080329_12026-02-06. Service bulletin. This bulletin provides informaiotn when there are noises from the headliner.
TSB_2056019_52026-02-06. Service bulletin. This bulletin provides information when the anti-theft alarm activates for no reason, or does not activate.
TSB_2018187_182026-01-07. Service bulletin. This bulletin provides information when there are speaker rattles, vibrations, or audio interference.