# Service bulletin 122\-K4B3N\-10

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: 10122102
- Published by NHTSA: 2017\-11\-08
- Manufacturer's number: 122\-K4B3N\-10
- Manufacturer's date: 2016\-09\-29
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM

## NHTSA's summary

The sport exhaust system can be activated/deactivated by pressing the button with the "Twin tailpipe" symbol. The sport exhaust system is also active in "Sport" or "SportPlus" mode. Here, the sports exhaust system can be switched off or even switched on again using the "Twin tailpipe" button. The switch console \(combined switch\) is a repair kit and must also be ordered. The repair kit contains the main body, the required buttons and the trims. The new switch console is assembled in accordance with the new vehicle equipment. Engine power and exhaust behavior of the vehicle are not affected. The sport exhaust system is also available ex\-works for new vehicles by requesting optional equipment XLF or XLX.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10122102-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10122102-0001.pdf)

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

## Components

Electrical system, Engine, Exhaust and emissions

## Vehicles listed

- PORSCHE PORSCHE

JSON: [/v1/bulletins/10122102](/v1/bulletins/10122102)

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