Audi Q4 e-tron Coolant Expansion Tank with Level Sensor
This polypropylene coolant expansion tank comes with the coolant level sensor fitted and has two connections. The cap is sold separately, so reuse your old cap if it is in good condition or fit a new one.
The expansion tank holds the spare coolant and lets it expand as it warms up. On these cars the coolant also helps keep the motor, electronics and battery at the right temperature. A cracked tank leaks coolant, and a faulty level sensor can show a false low coolant warning.
This is Febi part number 1001041, made by the bilstein group.
Febi is a brand of the bilstein group, a German parts maker that supplies replacement parts for cars and vans across the world. Each part is made to match the original in fit and function, so it fits without modification.
The bilstein group parts finder lists this coolant expansion tank for electric versions of the Volkswagen ID.3, ID.4, ID.4 4Motion, ID.5, ID.5 4Motion, ID.7, ID.7 Tourer, Skoda Elroq 4×4, Elroq 50, Elroq 60, Elroq 85, Enyaq Coupé iV 4×4, Enyaq iV, Enyaq iV 4×4, Audi Q4 Sportback e-tron, Q4 Sportback e-tron quattro, Q4 e-tron, Q4 e-tron quattro, CUPRA Born, Ford Capri, Capri AWD, Explorer and Explorer AWD. The table shows every version listed. Compare the part number on your existing part with the numbers on this page before ordering.
Key Benefits
- Level sensor fitted
- Two connections
- Polypropylene
- Made by the bilstein group
Specifications
- Additional Information / Parts: Without cover
- Material: PP (Polypropylene)
- No. of Connections: 2
- Part Number: Febi 1001041
Replaces Audi, CUPRA, Ford, Skoda and Volkswagen part numbers including 1EA 121 407 H, 1EA 121 407 D, 1EA 121 407 E. The full list is in the FAQs.
Installation
Professional installation recommended. Drain enough coolant to remove the tank, then refill with the correct coolant and bleed the system. Work on electric cars should only be done by someone trained to do so.
Explore More Parts
- All Audi Q4 e-tron Parts
- All Audi Q4 Sportback e-tron Parts
- All CUPRA Born Parts
- All Ford Capri Parts
- All Ford Explorer Parts
- All Skoda Elroq Parts
- All Cooling System
| Attribute | Value |
|---|---|
| Additional Information / Parts | Without cover |
| Material | PP (Polypropylene) |
| No. of Connections | 2 |
| Part Number | Febi 1001041 |
Fits The Following Models
| Make | Model | Submodel | Note |
|---|---|---|---|
| Audi | Q4 e-tron (F4) 2021 – | (E) – 150 kW / 204 hp | |
| Audi | Q4 e-tron (F4) quattro 2021 – | (E) – 195 kW / 265 hp | |
| Audi | Q4 e-tron (F4) quattro 2021 – | (E) – 220 kW / 299 hp | Motor code EBJA |
| Audi | Q4 e-tron (F4) Sportback 2021 – | (E) – 150 kW / 204 hp | |
| Audi | Q4 e-tron (F4) Sportback 2021 – | (E) – 125 kW / 170 hp | |
| Audi | Q4 e-tron (F4) Sportback quattro 2021 – | (E) – 220 kW / 299 hp | |
| CUPRA | Born (K1) 2021 – | (E) – 110 kW / 150 hp | Up to 03/2022 |
| CUPRA | Born (K1) 2021 – | (E) – 150 kW / 204 hp | Motor code EBJC; Up to 03/2022 |
| Ford | Capri IV (24) 2024 – | (E) – 125 kW / 170 hp | |
| Ford | Capri IV (24) 2024 – | (E) – 210 kW / 286 hp | |
| Ford | Capri IV (24) AWD 2024 – | (E) – 250 kW / 340 hp | |
| Ford | Explorer EV (24) 2023 – | (E) – 125 kW / 170 hp | |
| Ford | Explorer EV (24) 2023 – | (E) – 210 kW / 286 hp | |
| Ford | Explorer EV (24) AWD 2023 – | (E) – 250 kW / 340 hp | |
| Skoda | Elroq 4×4 2025 – | (E) – 250 kW / 340 hp | |
| Skoda | Elroq 50 2024 – | (E) – 125 kW / 170 hp | |
| Skoda | Elroq 60 2024 – | (E) – 150 kW / 204 hp | |
| Skoda | Elroq 85 2024 – | (E) – 210 kW / 286 hp | |
| Skoda | Enyaq iV 4×4 2021 – | (E) – 195 kW / 265 hp | |
| Skoda | Enyaq iV 2020 – | (E) – 109 kW / 148 hp | |
| Skoda | Enyaq iV 2020 – | (E) – 132 kW / 179 hp | |
| Skoda | Enyaq iV 2020 – | (E) – 150 kW / 204 hp | Motor code EBJA, EBJC |
| Skoda | Enyaq iV Coupe 4×4 2021 – | (E) – 220 kW / 299 hp | |
| Volkswagen | ID.3 (E1) 2019 – | (E) – 110 kW / 150 hp | |
| Volkswagen | ID.3 (E1) 2019 – | (E) – 150 kW / 204 hp | |
| Volkswagen | ID.4 (E2) 2020 – | (E) – 125 kW / 170 hp | Motor code EBJA |
| Volkswagen | ID.4 (E2) 2020 – | (E) – 109 kW / 148 hp | |
| Volkswagen | ID.4 (E2) 2020 – | (E) – 150 kW / 204 hp | |
| Volkswagen | ID.4 4motion (E2) 2021 – | (E) – 220 kW / 299 hp | Motor code EBJA |
| Volkswagen | ID.5 (E3) 2021 – | (E) – 128 kW / 174 hp | |
| Volkswagen | ID.5 (E3) 2021 – | (E) – 150 kW / 204 hp | |
| Volkswagen | ID.5 4motion (E3) 2021 – | (E) – 220 kW / 299 hp | Motor code EBJA |
| Volkswagen | ID.7 (ED) 2023 – | (E) – 210 kW / 286 hp | Motor code EDFA |
| Volkswagen | ID.7 Tourer (ED) 2024 – | (E) – 210 kW / 286 hp | Motor code EDFA |
Audi Q4 e-tron Coolant Expansion Tank with Level Sensor FAQs
Which part numbers does it replace?
It replaces Audi, CUPRA, Ford, Skoda and Volkswagen part numbers 1EA 121 407 H, 1EA 121 407 D, 1EA 121 407 E, 1EA 121 407 F, 2 702 838 and VWR2KA-8A080-AB.
Is the level sensor included?
Yes, the coolant level sensor is fitted.
Is the cap included?
The cap is sold separately.
What are the signs of a faulty tank?
Coolant leaks, a low coolant level or a coolant warning on the dash.
Will it fit my electric car?
The parts finder lists it for the Volkswagen ID.3, ID.4, ID.4 4Motion, ID.5, ID.5 4Motion, ID.7, ID.7 Tourer, Skoda Elroq 4×4, Elroq 50, Elroq 60, Elroq 85, Enyaq Coupé iV 4×4, Enyaq iV, Enyaq iV 4×4, Audi Q4 Sportback e-tron, Q4 Sportback e-tron quattro, Q4 e-tron, Q4 e-tron quattro, CUPRA Born, Ford Capri, Capri AWD, Explorer and Explorer AWD. Compare the part number on your existing part.
Is this a genuine Audi, CUPRA, Ford, Skoda or Volkswagen part?
No. It is a quality replacement part made by the bilstein group to match the original in fit and function.






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