Fuel System - Whining Noise From Fuel Tank
20 Whining Noises From The Fuel Tank20 09 01
2018736/3
April 14, 2009
Supersedes Technical Service Bulletin Group 20 number 08-09 dated November 24, 2008 for reasons listed below.
Vehicle Information
Condition
Whining noises in the passenger compartment from the fuel system. Noises are audible when fuel pump works (terminal 15 on or engine running).
Technical Background
The noise is similar to a noisy fuel pump, but it is caused by resonance of the fuel filter.
This condition does not cause stalling.
Production Solution
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Service
Replace the fuel filter.
A replacement of the fuel pump is not permitted and will not resolve the concern.
Warranty
All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures Manual. Claims are subject to review or audit by Audi Warranty.
Required Parts and Tools
Consult ETKA for the latest parts information for the vehicle you are working on.
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.