Description
Audi S5 F5 Petrol Engine Fuel Pump Tank Sender Unit is an original fuel system component designed for the CWGD engine. Thanks to its factory-spec Audi design, it ensures stable fuel pressure, precise fuel level measurement, and seamless integration with the vehicle’s electronics. This used OEM component is a sensible choice for drivers who expect proven quality while maintaining attractive maintenance costs.
Specifications and technical data
- SKU: 8W0919087J
- Mark: Audi
- Condition: Used
- OEM Part Number: 8W0919087J
- Substitutable numbers: 8W0919087J, 8W0 919 087 J
- Fuel type: Petrol
- Part type: Fuel Pump
- Category: Fuel Pumps & Sending Units
Purpose and function in the fuel system
The described fuel pump with an integrated level sensor is part of the Fuel pumps and level sensors category, responsible for transporting gasoline from the tank to the engine and transmitting fuel level data to the instrument cluster. Its application in the Audi S5 F5 with the 3.0 TFSI CWGD unit means the design has been optimized for the high demands of a turbocharged engine, including dynamic load changes and fuel demand.
The system is adapted for use with gasoline, which is significant for both the selection of internal materials and the pump’s operating characteristics. The integrated float and fuel level sensor work with the vehicle’s electronics, ensuring a clear reading on the dashboard and proper operation of low-fuel warning functions.
Benefits of using an original Audi fuel pump
Using an original Audi component in the fuel system provides a range of practical technical benefits:
- Factory fitment – geometry, electrical connectors, and fuel connections are compliant with the Audi S5 F5 installation, which facilitates assembly and reduces the risk of leaks.
- Consistent electronic integration – the fuel level sensor is calibrated for the factory instrument cluster and vehicle control units.
- Stable engine fueling – the properly selected pump performance supports the correct operation of the 3.0 TFSI unit across the full load range.
- Reduction of diagnostic issues – using an OEM component minimizes the risk of engine control unit errors related to incorrect pump or sensor operating parameters.
Condition, installation, and selection by part numbers
The item is offered as a used original part, which in practice means maintaining factory design and operating parameters at a more favorable cost level than a new component. Before installation, it is recommended to perform a standard verification of the vehicle’s fuel system (line tightness, fuel filter condition, electrical supply integrity) to ensure proper operating conditions for the pump.
Selecting this fuel pump for a specific Audi S5 F5 should be based on the OEM number or interchangeable numbers, as well as the vehicle’s VIN data. This helps avoid compatibility issues with the pump housing, connectors, and fuel level sensor characteristics. In case of doubt, manufacturer catalogs and Audi service documentation can be helpful.
Fuel system operation and technical knowledge
To maximize the service life of the fuel pump and level sensor, it is worth using high-quality gasoline, avoiding prolonged driving on very low fuel levels, and periodically checking the condition of the fuel filter. Detailed information on diagnostics, regeneration, and maintenance of fuel system components can be found in the article: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses, among other things, selecting parts by OEM and VIN numbers.
If you are considering the choice between new aftermarket parts and used OEM components, comparing costs and performance parameters described in the material may be helpful: New or used? Comparing costs and quality of car parts. This will allow you to consciously decide whether a used fuel pump will be the optimal solution in your case.
Expanding the fuel system in an Audi
If you are planning a comprehensive repair or upgrade of the fuel system area in your Audi and need other elements from the same group, such as additional pre-pumps, fuel housing modules, or level sensors, check the available parts in the Audi fuel pumps and level sensors category.
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