# Service bulletin 23W1 \- Dealer Le

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: 10127884
- Published by NHTSA: 2018\-02\-05
- Manufacturer's number: 23W1 \- Dealer Le
- Manufacturer's date: 2017\-08\-10
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

## NHTSA's summary

Inlet Air Box Housing Snow Flap Replacement \& Oxygen Sensor Inspection/Replacement \- The snow flap in the inlet air box housing may remain partially to fully open. Should this occur, excess warm air could enter the air intake through the snow flap inlet. The oxygen sensor will be checked during this service and, if measured degradation tolerances are met, the sensor will be replaced.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10127884-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10127884-0001.pdf)

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

## Components

Engine, Exhaust and emissions

## Vehicles listed

- 2010 to 2013 AUDI A3

## 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\_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\_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.
- [A0124482014753\_13](/bulletins/11012476.md), 2025-01-07, Service bulletin: ENGINE. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
- [A1524532075530\_1](/bulletins/11009928.md), 2024-11-06, Service bulletin: ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
- [A2424632074810\_2](/bulletins/11009327.md), 2024-10-28, Service bulletin: ENGINE. This bulletin provides information when ther is an Engine: start/stop system fault shown and start/stop system not is working; mileage below 50 km/32 miles.
- [1712322018550](/bulletins/10250430.md), 2024-02-20, Service bulletin: ENGINE AND ENGINE COOLING. Oil consumption measurement \- Repair Authorization \(CA\)
- [Update87D9](/bulletins/10249053.md), 2024-01-22, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR; UNKNOWN OR OTHER. AC Pressure/Temperature Sensor
- [Action20U3](/bulletins/10249048.md), 2024-01-22, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Install Misfueling Guard

JSON: [/v1/bulletins/10127884](/v1/bulletins/10127884)

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