# Service bulletin A21162320349993

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: 10093244
- Published by NHTSA: 2017\-02\-28
- Manufacturer's number: A21162320349993
- Manufacturer's date: 2016\-08\-02
- NHTSA component: ENGINE

## NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN EXPLAINS WHY THE IMPELLER SIDE OF THE BANK 2 TURBOCHARGER LOOKS DISCOLORED.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine

## Vehicles listed

- 2013 to 2017 AUDI A8
- 2014 to 2017 AUDI RS 7
- 2013 AUDI RS7
- 2013 to 2017 AUDI S6
- 2013 to 2017 AUDI S7
- 2013 to 2017 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
- [16V619000](/recalls/nhtsa/16V619000.md), 2016-08-24: ENGINE AND ENGINE COOLING:ENGINE

## Other bulletins for the same vehicles and component

- [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\_2074640\_3](/bulletins/11034657.md), 2026-07-07, Service bulletin: ENGINE. This bulletin provides information when there is increased oil consumption; \>0.5ltr/1000 km.
- [TSB\_2073867\_3](/bulletins/11034656.md), 2026-07-07, Service bulletin: ENGINE. This bulletin provides information when DTC U140A00 Terminal 30 is stored in the ECM.
- [TSB\_2051095\_10](/bulletins/11029368.md), 2026-03-03, Service bulletin: ENGINE. This bulletin provides information on the use of the Audi frequencly analysis app, and where the application can be downloaded.
- [TSB\_2021205\_10](/bulletins/11029367.md), 2026-03-03, Service bulletin: ENGINE. This bulletin provides information on VIN Plates, Safety Certification labels, and the ordering procedures.
- [TSB\_2060750\_5](/bulletins/11028398.md), 2026-02-06, Service bulletin: ENGINE. This bulletin provides information regarding UV leak additive for finding oil leaks.
- [TSB\_2074640\_2](/bulletins/11027356.md), 2026-01-07, Service bulletin: ENGINE. This bulletin provides information when there is increased oil consumption; \>0.5ltr/1000 km.
- [TSB\_2080166\_1](/bulletins/11026291.md), 2025-12-05, Service bulletin: ENGINE. This bulleti provides information when the fuel pressure is outside of tolerance, MIL is on, DTC P310B00.
- [TSB\_2073867\_2](/bulletins/11018973.md), 2025-06-03, Service bulletin: ENGINE. This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
- [TSB\_2075530\_2](/bulletins/11016532.md), 2025-04-04, Service bulletin: ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.

JSON: [/v1/bulletins/10093244](/v1/bulletins/10093244)

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