Wednesday 11 July 2018

Steering - Dynamic Steering Light ON/DTC's 02538/03221 48 Symbol for dynamic steering in cluster (DTC 02538 or 03221) 48 12 23

Technical Service Bulletin # 481223
Date: 120424Audi A8L Quattro Sedan (4E8) V8-4.2L (BVJ)
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Steering - Dynamic Steering Light ON/DTC's 02538/03221
48 Symbol for dynamic steering in cluster (DTC 02538 or 03221)
48 12 23
2026507/2
April 27, 2012.
Supersedes Technical Service Bulletin Group 48 number 11 - 16 dated June 21, 2011 for reasons listed below.
Affected Vehicles
ConditionAudi A8L Quattro Sedan (4E8) V8-4.2L (BVJ)
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The symbol for dynamic steering is illuminated in the instrument cluster. A DTC for overload, overuse, or steering lock, is stored in the
active steering control module (J792), address word 1B. The environmental conditions displayed in the GFF log match the Technical
Background below.
Technical Background
A DTC is stored when the dynamic steering lock does not actuate within the specified time. It may take too long to engage or disengage.
Production Solution
Modified software (SW 0580) and optimized dynamic steering lock magnet.
Service
1.
Repair the steering column by installing the repair kit for lock magnet, part 8K0 927 289.
^ On an A4, A5, or Audi Q5 check the software level of the active steering module, address word 1B. Update the 1B module to
software level 0580, if necessary, using the table below. If updating from a software level below 0570, the basic settings must be
performed after the SVM update.
^ On the A8 replace only the steering column lock magnet. An SVM update is not necessary on the A8.
SVM Update Instructions
1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.
2. Update the active steering control module (J792) using the SVM action code as listed in the table above if necessary.Audi A8L Quattro Sedan (4E8) V8-4.2L (BVJ)
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Warranty
Required Parts and Tools
Additional Information
The following Technical Service Bulletin will be necessary to complete this procedure:
^ TSB 2011732 00 Software Version Management (SVM), operating instructions.
All part and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Dept. and
service manuals for the latest information.
AttachmentAudi A8L Quattro Sedan (4E8) V8-4.2L (BVJ)
Page 87Audi A8L Quattro Sedan (4E8) V8-4.2L (BVJ)
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^ TSB 2011732 00 Software Version Management (SVM), operating instructions.