Service bulletin Update Bulletin

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.

NHTSA's summary

Updated instructions to reactivate start/stop functionality after update. On Audi A6, A7 and A8 vehicles with 3.0L TFSI engines manufactured within a specific period, the ambient air temperature sensor may be incorrectly diagnosed in the engine control unit. This Update is in effect until removed. Procedure is valid only for vehicles that show the 24BN code in the Elsa Campaign/Action Information screen on the day of repair. Vehicle must be within the Federal Emissions Warranty. Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin. Procedure must be performed on applicable vehicles in dealer inventory prior to sale. On Audi A6, A7 and A8 vehicles with 3.0L TFSI engines manufactured within a specific period, the ambient air temperature sensor may be incorrectly diagnosed in the engine control unit.

The document

• NHTSA's copy of the document (PDF)
• If that address does not open, try this one

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

Equipment and accessories

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

• Bulletins for another vehicle
• Report an error on this page
• Report an error by email