United States
Product overview
Genuine OEM Audi Air Conditioner Expansion Valve, part number 4N0816590. This vital component in the air conditioning system is responsible for regulating the flow of liquid refrigerant into the evaporator, where it expands and cools the air. It ensures the correct amount of refrigerant is supplied to maintain optimal cooling efficiency and prevent system damage. The valve measures approximately 0.082m in length and weighs 0.264 kg. Choosing a genuine OEM expansion valve guarantees precise calibration, proper refrigerant control, and long-term reliability for your vehicle's climate control system.
Catalogue entry: EXPANS VAL.
Technical details
- Category
- Heating & A/C
- Customs (HS) code
- 84818079
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 8.2 × 5.4 × 5.2 cm
- Shipping weight
- 0.26 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- KK2
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
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
1 vehicleExpansion Valve — locate 4N0816590 Audi A/C Expansion Valve | Refrigerant Flow in the official exploded view and explore the surrounding assembly.
Parts in this assembly35
- 1Pipe 4N0816587A
- 2Seal Plate 4N0959895A
- 3Ret Washer 4N0959895B
- 4Valve 4N0816220
- 5Bracket 8W0260759A
- 6Part 8D0201441
- 8Socket WHT008030
- 9Bracket 4N0816087D
- 10Line 4N0816534
- 11Basicplate 4N0816589
- 12Line 4N0816535A
- 13Drier 4N0816583H
- 14Bracket 4N0816595E
- 16Collar Nut N10205802
- 17Bracket 4N0816572G
- 18Grommet N10551301
- 20Screw WHT000439A
- 21Spacer 6N0129734
- 23Grommet 4F0129669F
- 24Collar Nut N01508210
- 30Line 4N0816536
- 31Sensor 4N0959126G
- 32LineRight4N2816541
- 32LineLeft4N1816541
- 33Part 4N0816564
- 34Insert 4N0816561
- 35LineRight4N2816531
- 35LineLeft4N1816531
- 36Ring N10762301
- 37Part 4N0816563
- 38LineRight4N2816542
- 38LineLeft4N1816542
- 40BracketRight4N2816571
- 40BracketLeft4N1816571B
- 42Bolt N91151201
Vehicle fitment table1
Europe (1)
| Vehicle | Years | Pos. | Qty |
|---|---|---|---|
| Audi A8L | 2017-2022 | 39, 10 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
4N0816590 Audi A/C Expansion Valve | Refrigerant Flow is fitted on: Audi A8L 2017-2022.
