After the engine is switched off, the fuel system creates a natural vacuum as the fuel in the fuel ank...
Audi technical service bulletin 2013282035073 2 for 2013-2014 Audi A4, 2012-2014 Audi A6 and 2013-2014 Audi Q5 and others.
- Bulletin number
- 2013282035073 2
- Component
- Engine and engine cooling
- Summary
- After the engine is switched off, the fuel system creates a natural vacuum as the fuel in the fuel ank cools off. If the natural vacuum leak detection (NVLD)
Owners of these vehicles have filed 173 complaints in the engine category.
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