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August 6, 2013 Service bulletin

Audi: the differential pressure sensor may have corrosion forming, in some vehicles, which causes a...

Audi technical service bulletin ESA-23-L-2 for 2009-2012 Audi Q7.

Bulletin number
ESA-23-L-2
Component
Power train: driveline: differential unit
Summary
Audi: the differential pressure sensor may have corrosion forming, in some vehicles, which causes a malfunction indicator light (mil) to come on and will not pass emission inspection or a possible problem with engine control module (ECM) software. Model 2009-2012 q7.

Owners of these vehicles have filed 8 complaints in the transmission category.

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