# Service bulletin 23 14 31 2038105

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: 10210598
- Published by NHTSA: 2022\-05\-02
- Manufacturer's number: 23 14 31 2038105
- Manufacturer's date: 2014\-08\-18
- NHTSA component: EQUIPMENT; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLUMBING

## NHTSA's summary

Customer states excessive turbocharger resonance or intake air noises during acceleration. The concern can be reproduced at approximately 30% throttle loading and medium RPM. No intake leaks found. Production tolerances in intake hose can cause amplification of normal turbocharger noises.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10210598-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10210598-9999.pdf)

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

## Components

Engine, Equipment and accessories, Fuel system, Turbocharger or supercharger

## Vehicles listed

- 2013 to 2015 AUDI Q7

## Other bulletins for the same vehicles and component

- [A201430 2035591\-](/bulletins/10121403.md), 2017-10-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Customer reports hearing noises from the rear of vehicle or from fuel tank area. Normal fuel system pulsation can cause slight vibrations in the pressure regulator on the flange located on the right side of the fuel tank. This pulsation also causes the long, curved fuel lines to vibrate and make a jarring noise in the tank.
- [2038105/1](/bulletins/10065979.md), 2016-05-19, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
- [TSB\-23\-14\-31](/bulletins/10056442.md), 2014-12-03, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. AUDI: DURING ACCELERATION, ON SOME VEHICLES, THERE WOULD BE INTAKE AIR NOISES OR EXCESSIVE TURBOCHARGER RESONANCE, BUT INTAKE LEAKS NOT FOUND. MODEL 2013\-2015 Q7. \*PE

JSON: [/v1/bulletins/10210598](/v1/bulletins/10210598)

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