Steering - Shudder/Noise On Low Speed Turns
48 Servotronic steering (1N3) shudder at low speed while turning
48 12 31
2020332/7
June 28, 2012.
Supersedes Technical Service Bulletin Group 48 number 10 - 07 dated May 27, 2010 for reasons listed below.
Affected Vehicles
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 105
Condition
Customers with servotronic steering (1N3) may complain of a shudder in the steering wheel or a knocking noise when the steering wheel is turned
during parking lot maneuvers or while driving at low speeds (below 5 mph).
Technical Background
Not applicable.
Production Solution An improved high pressure hose was production implemented in January 2010.
Service
Replace power steering hydraulic hose (Figure 1, item 8) as shown in the ETKA drawing above. Also refer to ElsaWeb Chassis >> Suspension,
Wheels, Steering >> 48 Steering >> Description and Operation >> 4-Cylinder TFSI without Dynamic Steering Assembly Overview.
Tip: It may be necessary to loosen the engine mount to install the newest design hose. The newest hose is single piece design. The upper and lower
portions cannot be separated.
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 106
Warranty
Required Parts and Tools
Additional Information
All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service
manuals for the latest information.
