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Service bulletin TSB-24-11-93

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 id10042392
Published by NHTSA2011-12-07
Manufacturer's numberTSB-24-11-93
Manufacturer's date2011-10-21
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

AUDI: UPDATE OF SERVICE SOFTWARE. THERE IS A LOW/UNEVEN ENGINE PERFORMANCE AND A LOSS OF ENGINE POWER. MODELS A4, A5, A5 CABRIOLET AND AUDI Q5

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine, Software

Vehicles listed
AUDI A42009, 2010
AUDI A4 AVANT2011
AUDI A52009, 2010, 2011
AUDI Q52011

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

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