# Service bulletin A151526 2039995\-

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10120672
- Published by NHTSA: 2017\-10\-25
- Manufacturer's number: A151526 2039995\-
- Manufacturer's date: 2015\-03\-03
- NHTSA component: ENGINE; POWER TRAIN

## NHTSA's 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10120672-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10120672-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Transmission and driveline

## Vehicles listed

- 2013 to 2015 AUDI A4 ALLROAD
- 2011 to 2012 AUDI A4 AVANT
- 2011 to 2015 AUDI A5
- 2011 to 2012 AUDI A5 CABRIOLET
- 2011 to 2015 AUDI A6
- 2011 AUDI A7
- 2012 to 2015 AUDI A7
- 2013 to 2015 AUDI A8
- 2011 to 2015 AUDI Q7
- 2013 to 2015 AUDI RS 5
- 2013 AUDI RS 5 CABRIOLET
- 2011 to 2015 AUDI S4
- 2013 to 2015 AUDI S5
- 2014 to 2015 AUDI S5 CABRIOLET
- 2013 to 2015 AUDI S6
- 2013 to 2015 AUDI S7
- 2013 to 2015 AUDI S8

## Recalls for the same vehicles and component

- [2022133](/recalls/tc/2022133.md), 2022-03-23: Engine
- [22V178000](/recalls/nhtsa/22V178000.md), 2022-03-23: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
- [18V229000](/recalls/nhtsa/18V229000.md), 2018-04-11: ENGINE AND ENGINE COOLING:COOLING SYSTEM
- [2017002](/recalls/tc/2017002.md), 2017-01-04: Engine
- [17V002000](/recalls/nhtsa/17V002000.md), 2017-01-03: ENGINE AND ENGINE COOLING:COOLING SYSTEM
- [16V619000](/recalls/nhtsa/16V619000.md), 2016-08-24: ENGINE AND ENGINE COOLING:ENGINE
- [14V516000](/recalls/nhtsa/14V516000.md), 2014-08-26: ENGINE AND ENGINE COOLING; SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

## Other bulletins for the same vehicles and component

- [TSB\_2082617\_1](/bulletins/11035847.md), 2026-08-05, Service bulletin: POWER TRAIN. This bulletin provides information when there are noises in the overrun \( e.g. whirring, howling\) \- vehicles with 0BC.
- [TSB\_2082615\_1](/bulletins/11035846.md), 2026-08-05, Service bulletin: POWER TRAIN. This bulletin provides inormation when the ATF pipes leak; Q7 with 0C8 gearbox.
- [TSB\_2034863\_5](/bulletins/11035798.md), 2026-08-05, Service bulletin: POWER TRAIN. This bulletin provides infomraiotn when there is a gearbox malfunction message in the instrument clostuer; DTC P0706; vehicles with 0AW gearbox.
- [SM 01\-2026](/bulletins/11035797.md), 2026-08-05, Other: ENGINE. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
- [TSB\_2082323\_1](/bulletins/11034728.md), 2026-07-07, Service bulletin: ENGINE. This bulletin provides informaiton when the engine is not running smoothly, misfiring.
- [TSB\_2082106\_2](/bulletins/11034708.md), 2026-07-07, Service bulletin: POWER TRAIN. Ths bulletin provides informaiotn when the gearbox warning lamp is on, DTC P060A00 \(8693\) in gearbox control unit; 0BK and 0BL gearbox.
- [TSB\_2082106\_1](/bulletins/11034707.md), 2026-07-07, Service bulletin: POWER TRAIN. Ths bulletin provides informaiotn when the gearbox warning lamp is on, DTC P060A00 \(8693\) in gearbox control unit; 0BK and 0BL gearbox.
- [TSB\_2082102\_1](/bulletins/11034706.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulletin provides information when there is restricted function with DTC P141D \(8940\), 0B5 gearbox.
- [TSB\_2082086\_1](/bulletins/11034705.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulletin provides informaiton when there is a leak on the oil hole between the planetary and the transfer box.
- [TSB\_2082048\_1](/bulletins/11034703.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulleitn provides information when there are running problems/restricted functions, 0B5 gearbox.

JSON: [/v1/bulletins/10120672](/v1/bulletins/10120672)

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