MIL on, DTC P0299 (Negative Pressure Deviation) is stored
Audi technical service bulletin A211312 2031245- for 2009-2010 Audi A4, 2012-2013 Audi A6 and 2011-2013 Audi Q5 and others.
- Bulletin number
- A211312 2031245-
- Component
- Engine and engine cooling: engine: gasoline: turbo/supercharger
- Summary
- Supersedes Technical Service Bulletin Group 21 number 13-11 dated March 6, 2013. MIL on, DTC P0299 (Negative Pressure Deviation) is stored. Turbocharger waste gate flap has play. Under certain driving conditions, the linkage for the waste gate actuation can encounter excessive wear which leads to play at the waste gate flap. This leads to boost escaping through a loose flap, which sets DTC P0299 (Negative Pressure Deviation).
Owners of these vehicles have filed 348 complaints in the engine category.
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