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Service bulletin TSB-48-K-8

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 id10053913
Published by NHTSA2013-12-04
Manufacturer's numberTSB-48-K-8
Manufacturer's date2013-08-22
NHTSA componentSTEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

AUDI: UPDATED INFORMATION ON POWER STEERING CONTROL UNIT SOFTWARE, IN SOME VEHICLES, WITH ELECTROMECHANICAL POWER STEERING, HAVING SLIGHT IRREGULARITIES, MANUFACTURED A SPECIFIC PERIOD, MAINLY OCCURS WHEN TEMPERATURE IS AT FREEZING POINT. MODEL 2012-2014 A4, A5, Q5, A6, A7. *PE

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, Steering, Power steering, Software

Vehicles listed
AUDI A4 ALLROAD2013, 2014
AUDI A4 AVANT2012
AUDI A52012, 2013, 2014
AUDI A5 CABRIOLET2012 to 2013
AUDI A62012, 2013, 2014
AUDI A72012, 2013, 2014
AUDI Q52012, 2013, 2014

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

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