A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
Engine Control Module: All Technical Service Bulletins
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
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.