United States
Product overview
Genuine OEM Audi Air Quality Moisture Sensor, part number 4H0907658. This critical sensor is responsible for accurately detecting both air quality and moisture levels within the vehicle's environment, often integrated with the HVAC system to optimize cabin air. It helps manage air recirculation and dehumidification, enhancing passenger comfort and preventing window fogging. Constructed from durable PA66 GB30 plastic, it measures 0.05m in length, 0.048m in width, and 0.028m in height, weighing 0.0275 kg. Opting for a genuine OEM sensor ensures precise calibration and reliable signal characteristics, which are essential for the accurate functioning of the climate control system.
Technical details
- Category
- Sensors & Modules
- Customs (HS) code
- 90318080
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 5 × 4.8 × 2.8 cm
- Shipping weight
- 0.03 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Parts diagram & fitment
35 vehiclesSensor For Air Quality And Air Humidity — locate 4H0907658 Audi Air Quality Moisture Sensor | Genuine OEM in the official exploded view and explore the surrounding assembly.
Superseded by 4H0907658C — the later replacement part.
This part is marked discontinued by the manufacturer (since 2016-08-01); contact us to check current availability.
Parts in this assembly46
- 1RainchanRight8S2819979
- 1RainchanLeft8S1819979
- 2Collar Nut N01508210
- 3Sensor 4H0907658B
- 4Manifold 5Q0815479
- 7Air VentRight8S2819794
- 7Air VentLeft8S1819793
- 8Air VentRight8S2819793
- 8Air VentLeft8S1819794
- 9Air VentRight8S2819635A
- 9Air VentLeft8S1819635A
- 10HousingRight8S2819354
- 10HousingLeft8S1819353
- 11HousingRight8S2819353
- 11HousingLeft8S1819354
- 12PlateLeft8V1819593D
- 12PlateRight8V2819593A
- 12PlateLeft8V1819593A
- 13Bracket WHT007080
- 13Screw WHT000155
- 14PlateLeft8S1858431C
- 14PlateRight8S2858431A
- 14PlateLeft8S1858431A
- 15Intermed 8S0819081
- 16VentRight8S2819151
- 16VentLeft8S1819151
- 17VentRight8S2819152
- 17VentLeft8S1819152
- 18Clip 701867299E
- 19Bolt N90698606
- 20Trim 4G9819161C
- 20Trim 4G9819181B
- 21Temperature Sensor 4B0820539
- 22Bungs 8D0819598
- 24Sensor 8S0907539
- 25Part 8S0919068A
- 26Temperature Sensor 8S0820541
- 27Temperature Sensor 8S0820543
- 28Air GuideRight8S2819409
- 28Air GuideLeft8S1819409
- 29Air GuideRight8S2819656
- 29Air GuideLeft8S1819655
- 30Air GuideRight8S2819655
- 30Air GuideLeft8S1819656
- 31Part WHT000194
- 32Part 5Q0820573
Vehicle fitment table35
Europe (29)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Audi TTRS Coupe | 2016-2023 | 3 | 1 | D | |
| Audi A3 Sportback | 2016-2020 | 5 | 1 | PR:0K0,0K2+ | |
| Audi A3 Cabrio | 2016-2020 | 5 | 1 | 9AK | |
| Audi Q2 2.0 TDI | 2016-2018 | 20 | 1 | D | |
| Audi R8 Spyder | 2015-2024 | 32 | 1 | ||
| Audi RS3 Sportback | 2015-2016 | 5 | 1 | ||
| Passat saloon | 2014-2024 | 33 | 1 | KH7 | |
| Audi TTS Coupe 2.0 | 2014-2023 | 3 | 1 | D | |
| Audi A7 Sportback | 2014-2018 | 15 | 1 | D | |
| audi a6 qu. 3.0 tdi | 2014-2018 | 15 | 1 | D | |
| Audi RS6 Avant | 2013-2018 | 15 | 1 | L0L | |
| Audi RS7 Sportback | 2013-2018 | 15 | 1 | L0L | |
| Audi A8L qu. 3.0 TDI | 2013-2018 | 10 | 1 | ||
| Audi A3 Cab. 1.4 | 2013-2016 | 5 | |||
| Audi A6 Av. qu. 3.0 | 2012-2018 | 13, 15 | 1 | 9AQ | |
| Audi Q5 qu. 2.0 TDI | 2012-2017 | 18 | 1 | D | |
| Audi A3 Sportback | 2012-2016 | 5 | 1 | ||
| Audi RS4 Av. qu. 4.2 | 2012-2015 | 13 | 1 | 9AQ | |
| Audi RS5 Cabrio | 2012-2015 | 13 | 1 | 9AQ | |
| Audi A5 Sportback | 2011-2017 | 13 | 1 | 9AQ | |
| Audi A5 Cabrio 2.0 | 2011-2017 | 13 | 1 | D | |
| audi a4 av. 2.0 tdi | 2011-2015 | 13 | 1 | 9AQ | |
| Audi RS5 Coupe | 2010-2015 | 13 | 1 | 9AQ | |
| Audi A7 Sportback | 2010-2015 | 13 | 1 | 9AQ | |
| audi a6 2.0 tdi | 2010-2015 | 13 | 1 | 9AQ | |
| Audi Q5 qu. 2.0 | 2009-2018 | 18 | 1 | 9AQ | |
| Audi A8L qu. 3.0 TDI | 2009-2014 | 10 | 1 | L0L | |
| Audi A4 Av. Allroad | 2008-2016 | 13 | 1 | PR:9AQ | |
| Audi Q5 qu. 2.0 TDI | 2008-2012 | 18 | 1 | PR:9AQ+0K1 | 0K1 |
Other markets (6)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Magotan 2.0 | 2016- | 32 | 1 | D | |
| audi a6 1.8 | 2015-2019 | 15 | 1 | 9AQ | |
| Audi A3 Limousine 2.0 | 2015-2016 | 5 | 1 | D | |
| Audi A3 Sportback 1.4 | 2014- | 5 | |||
| Audi A6 L 2.0 | 2011-2013 | 13 | 1 | 9AQ | |
| Audi A4L 2.0 | 2008-2012 | 13 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
4H0907658 Audi Air Quality Moisture Sensor | Genuine OEM is fitted on: Audi TTRS Coupe 2016-2023; Audi A3 Sportback 2016-2020; Audi A3 Cabrio 2016-2020; Audi Q2 2.0 TDI 2016-2018; Audi R8 Spyder 2015-2024; Audi RS3 Sportback 2015-2016; Passat saloon 2014-2024; Audi TTS Coupe 2.0 2014-2023; Audi A7 Sportback 2014-2018; audi a6 qu. 3.0 tdi 2014-2018; Audi RS6 Avant 2013-2018; Audi RS7 Sportback 2013-2018; Audi A8L qu. 3.0 TDI 2013-2018; Audi A3 Cab. 1.4 2013-2016; Audi A6 Av. qu. 3.0 2012-2018; Audi Q5 qu. 2.0 TDI 2012-2017; Audi A3 Sportback 2012-2016; Audi RS4 Av. qu. 4.2 2012-2015; Audi RS5 Cabrio 2012-2015; Audi A5 Sportback 2011-2017; Audi A5 Cabrio 2.0 2011-2017; audi a4 av. 2.0 tdi 2011-2015; Audi RS5 Coupe 2010-2015; Audi A7 Sportback 2010-2015; audi a6 2.0 tdi 2010-2015; Audi Q5 qu. 2.0 2009-2018; Audi A8L qu. 3.0 TDI 2009-2014; Audi A4 Av. Allroad 2008-2016; Audi Q5 qu. 2.0 TDI 2008-2012; Magotan 2.0 2016-; audi a6 1.8 2015-2019; Audi A3 Limousine 2.0 2015-2016; Audi A3 Sportback 1.4 2014-; Audi A6 L 2.0 2011-2013; Audi A4L 2.0 2008-2012.
