Technical Service Bulletins

Trans Pump Noise

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Trans Pump Noise

This bulletin applies to 2016 - 2018 Audi A6, 2017-2018 A4, 2018 A5 and 2018 Q5 vehicles equipped with a manual transmission. A squeaking noise may be heard from under the vehicle.

The noise may be traced to the MTF (manual transmission fluid) pump V553. If when removing the connector of the pump the noise is gone, replace the MTF pump V553. The pump is available as P/N 0CK321281K. A new flange screw is P/N N91173501 (4 screws required).

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