Rattling noises are heard from the timing chain drive for about 1-3 seconds after the first engine start...
Audi technical service bulletin A151526 2039995- for 2011-2015 Audi A6, 2011-2015 Audi Q7 and 2011-2015 Audi S4 and others.
- Bulletin number
- A151526 2039995-
- Component
- Engine
- Summary
- Rattling noises are heard from the timing chain drive for about 1-3 seconds after the first engine start of the day. The noises are caused by one of the upper chain tensioners. The noises do not lead to damage. Improved chain tensioner.
Owners of these vehicles have filed 406 complaints in the engine category.
Vehicles covered
- Audi A6 2011-2015 20112012201320142015
- Audi Q7 2011-2015 20112012201320142015
- Audi S4 2011-2015 20112012201320142015
- Audi A5 2011-2015 20112012201320142015
- Audi A4 Allroad 2013-2015 201320142015
- Audi A8 2013-2015 201320142015
- Audi S5 2013-2015 201320142015
- Audi S6 2013-2015 201320142015
- Audi A7 2011-2015 20112012201320142015
- Audi A4 Avant 2011-2012 20112012
- Audi S7 2013-2015 201320142015
- Audi A5 Cabriolet 2011-2012 20112012
- Audi S8 2013-2015 201320142015
- Audi RS 5 2013-2015 201320142015
- Audi S5 Cabriolet 2014-2015 20142015
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