Engine Controls - RPM Fluctuation At Highway Speeds
01 Slight RPM fluctuation or longitudinal motion at highway speed
24 10 05
2022409/1
March 3, 2010
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 506
Affected Vehicles
Condition
The customer could experience or notice a momentary RPM fluctuation (-50 RPM) while driving at highway speeds. No change of speed is
experienced.
Technical Background
Irregular turbo regulation.
Production Solution
Software change in ECM.
Service
1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.
2. Update the ECM (J 623) using the SVM action code as listed in the table above if necessary.
Warranty
Required Parts and Tools
VAS 5052 or VAS 5051B
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 507
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.
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 508
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 509
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 510
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 511
Attachment - 00 Software Version Management (SVM), operating instructions
