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Audi TSB #A151526 2039995-

2012 Audi S4

TSB Document:

MC-10120672-9999.pdf

Affected Component: POWER TRAIN

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.

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Date Published: MAR 03, 2015
NHTSA TSB #: 10120672

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