Brakes - Front Axle Rattle On Bumpy Or Rough Roads

47 Rattling noises from front axle when driving on bumpy or rough roads (B8 & C7 1LA or 1LJ)

47 12 04

2030704/1

September 5, 2012.





Affected Vehicles

Condition
Customer may report rattling noises from front axle when driving over bumpy or rough roads.

Technical Background
Poor quality of some retaining springs causes this condition. Brake effectiveness is not affected.

Production Solution
Not Applicable.

Service

1. Duplicate customers concern with a test drive. When the rattle occurs, apply slight brake pressure.

^ If the rattle stops - continue to step 2 of this TSB.

^ If the rattle does not change at all - this TSB does not apply.





2. Inspect the front brake retaining springs. Replace both springs if either one of the springs appears to be broken, deformed, or does not have enough tension. Always replace both retaining springs, even if only one spring is affected.





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.