This tehcnial service bulletin provides cleaning instructions for carbon accumulation in the secondary air...
Audi technical service bulletin A01166920330018 for 2009-2013 Audi A6, 2010-2012 Audi Q5 and 2011-2012 Audi Q7 and others.
- Bulletin number
- A01166920330018
- Component
- Engine
- Summary
- This tehcnial service bulletin provides cleaning instructions for carbon accumulation in the secondary air ports in the cylinder head.
Owners of these vehicles have filed 176 complaints in the engine category.
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