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October 3, 2012 Service bulletin

This communication is to inform you of Update 48K4. On Audi vehicles with electromechanical power steering...

Audi technical service bulletin Dealer Letter - for 2012-2013 Audi A6, 2013 Audi A4 Allroad and 2013 Audi S5 and others.

Bulletin number
Dealer Letter -
Component
Steering
Summary
This communication is to inform you of Update 48K4. On Audi vehicles with electromechanical power steering manufactured within a specific period, an irregularity detected by the diagnosis function can result in an implausible status immediately after the engine is started. This causes the warning lamp for the electromechanical power steering to light up. There is no loss of steering functionality. Update the power steering control module (J500) software.

Owners of these vehicles have filed 80 complaints in the steering category.

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