2016-2024 Audi / Volkswagen AC Expansion Valve 5Q0816679B
OEM Part #: 5Q0-816-679-B (5Q0816679B)
Actual photo
The exact part you’ll receive — not a stock photo.
$9.49
Used
Donor2018 Audi TT · 2.0L · 62k miles
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Genuine OEM Used
SKU: 578076
Donor Vehicle: 2018 Audi TT · 2.0L · 62k miles
2 photos
$9.49
30-Day Returns
Genuine OEM Used
SKU: 598623
Donor Vehicle: 2021 Volkswagen ARTEON · 2.0L · 43k miles
2 photos
$9.49
30-Day Returns
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This is a used genuine OEM AC Expansion Valve, part number 5Q0816679B, from a Volkswagen or Audi donor vehicle. Also known as an A/C expansion valve, it replaces numbers 5Q0816679C, 5Q0820679C, 5QM816679, and several 5Q0820679 variants. This valve regulates refrigerant flow into the evaporator; when it fails, you'll typically notice weak or inconsistent cooling from the A/C system, or no cold air at all.
Specifications
| Fits Vehicle Model | A3, A3 e-tron, Arteon, e-Golf, Golf, Golf Alltrack, Golf SportWagen, GTI, Jetta, Q3, RS3, S3, Taos, Tiguan, TT, TT RS, TTS |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 5Q0-816-679-B (5Q0816679B) |
| Compatible OEM Part No | 5Q0-816-679-C, 5Q0-820-679-C, 5QM-816-679, 5Q0-820-679, 5Q0-820-679-D, 5Q0-820-679-A |
| Category | Air Conditioning |
Compatible Vehicles
Fits 124 vehicle configurations across 2 makes, 2016-2024.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 124 vehicle configurations — 55 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2023 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | Q3 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2024 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | Q3 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2024 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2023 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2019 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date Between 08/05/19 and 12/16/18 |
| 2019 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2019 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2019 | Volkswagen | e-Golf | Hatchback | Electric Vehicle | For Vehicles with Production Date After 05/30/16 |
| 2019 | Audi | TT RS | Quattro Coupe | 2.5L l5 Turbo | |
| 2019 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | |
| 2019 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | For Vehicles with Production Date After 07/04/16 |
| 2019 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2019 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2019 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2019 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2019 | Volkswagen | Golf SportWagen | Wagon | 1.4L l4 Turbo | |
| 2020 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2020 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date Between 08/05/19 and 08/25/19 |
| 2024 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2021 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2023 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Audi | TT RS | Quattro Coupe | 2.5L l5 Turbo | For Vehicles with Production Date After 12/10/18 |
| 2020 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2020 | Audi | Q3 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2023 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2023 | Volkswagen | Taos | SUV | 1.5L l4 Turbo | |
| 2017 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | |
| 2016 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2019 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2019 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2017 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Volkswagen | Taos | SUV | 1.5L l4 Turbo | |
| 2022 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 02/18/19 |
| 2022 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2022 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2021 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | For Vehicles with Production Date After 07/04/16 |
| 2017 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | For Vehicles with Production Date After 07/04/16 |
| 2017 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles with Production Date After 07/04/16 |
| 2017 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2017 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2017 | Volkswagen | e-Golf | Hatchback | Electric Vehicle | For Vehicles with Production Date After 05/30/16 |
| 2016 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles with Production Date After 07/04/16 |
| 2016 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2016 | Volkswagen | e-Golf | Hatchback | Electric Vehicle | For Vehicles with Production Date After 05/30/16 |
| 2018 | Audi | TT RS | Quattro Coupe | 2.5L l5 Turbo | |
| 2018 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2018 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | |
| 2018 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2018 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | |
| 2018 | Volkswagen | e-Golf | Hatchback | Electric Vehicle | For Vehicles with Production Date After 05/30/16 |
| 2018 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Volkswagen | Jetta | Sedan | 1.5L l4 Turbo | |
| 2020 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2022 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 08/26/19 |
| 2021 | Audi | Q3 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2021 | Audi | TT RS | Quattro Coupe | 2.5L l5 Turbo | For Vehicles with Production Date After 12/10/18 |
| 2021 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 08/26/19 |
| 2023 | Volkswagen | Jetta | Sedan | 1.5L l4 Turbo | |
| 2020 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | |
| 2020 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2018 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2020 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Jetta | Sedan | 1.5L l4 Turbo | |
| 2021 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2024 | Volkswagen | Taos | SUV | 1.5L l4 Turbo | |
| 2023 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2023 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 08/26/19 |
| 2023 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2017 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Audi | Q3 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2022 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2016 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2020 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 11/26/18 |
| 2020 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2020 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | |
| 2022 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2017 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2021 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2023 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2018 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2020 | Audi | TT RS | Quattro Coupe | 2.5L l5 Turbo | For Vehicles with Production Date After 12/10/18 |
| 2020 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2021 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | |
| 2017 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2017 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2018 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2022 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2023 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date Between 05/30/16 and 12/10/18 |
| 2021 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |