United States
Product overview
Genuine OEM Audi Coolant Reservoir Hose, part number 5N0121109E. This hose is a critical component in the engine cooling system, responsible for transferring coolant between the reservoir and other cooling system parts. It is typically located at the front of the engine bay. This rubber hose measures approximately 295mm in length. Choosing genuine OEM ensures the correct routing geometry, material resistance to heat and coolant, and leak-free performance for optimal engine temperature regulation.
Catalogue entry: HOSE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 29.5 × 9 × 2.4 cm
- Shipping weight
- 0.07 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- TQ2
- TD6
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
5 vehiclesCoolant Hose — locate 5N0121109E Audi Coolant Reservoir Hose | Engine Cooling in the official exploded view and explore the surrounding assembly.
Parts in this assembly29
- 1Coupl Piece 5N0122291G
- 2Seal Ring N90765301
- 2ASeal Ring 4E0121666
- 3Spring 1J0121142
- 3ASpring 4E0121142
- 4Hose 5N0122101AQ
- 5Bracket 5N0121093C
- 6Hose 5N0122051BH
- 11Adapter N90692901
- 15Water Pipe 06J121065F
- 16Seal Ring WHT006407
- 17Bolt N10405604
- 18Water Pipe 1K0121070BD
- 18AScrew N10611201
- 20Hose 5N0121109C
- 21Hose 5N0121109D
- 22Pump 1K0965561J
- 23Bracket 1K0121093BH
- 24Bolt N10524202
- 25Bolt N10124408
- 26Hose 1K0121109AL
- 27Water Pipe 06J121492C
- 28Screw 06A145541J
- 29Seal Ring N0138149
- 30Water Pipe 06J121497H
- 94Clamp N90686902
- 95Clamp N90687001
- 96Clamp N90687101
- 97Clamp N90687201
Vehicle fitment table5
Europe (5)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| Audi Q3 2.0 TDI | 2014-2019 | 19 | 1 | |
| Tiguan 4Motion | 2011-2018 | 19 | 1 | TQ2 |
| Audi Q3 quattro | 2011-2015 | 19 | 1 | |
| Sharan Blue Motion | 2010-2015 | 22 | 1 | |
| Alhambra Stylance | 2010-2013 | 22 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
5N0121109E Audi Coolant Reservoir Hose | Engine Cooling is fitted on: Audi Q3 2.0 TDI 2014-2019; Tiguan 4Motion 2011-2018; Audi Q3 quattro 2011-2015; Sharan Blue Motion 2010-2015; Alhambra Stylance 2010-2013.
