MIL on. DTCs are stored in the engine control module
Audi technical service bulletin A011324 2033001- for 2009-2010 Audi A4, 2009-2011 Audi A6 and 2009-2012 Audi Q5 and others.
- Bulletin number
- A011324 2033001-
- Component
- Engine and engine cooling
- Summary
- Supersedes Technical Service Bulletin Group 01 number 13-01 dated May 29, 2013. MIL on. DTCs are stored in the engine control module. Mileage is greater than 15,000 miles. Under certain driving conditions, the secondary air ports in the cylinder head can accumulate carbon over time, causing a restriction.
Owners of these vehicles have filed 235 complaints in the engine category.
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