Audi A1 S1 8X Fuel Tank Sending Unit Pump 1.4 TFSI Petrol Engine 6C0919051G

Audi A1 S1 8X Fuel Tank Sending Unit Pump is an original component from the Fuel pumps and level sensors group, designed for petrol engine fuel systems. It ensures stable fuel delivery and precise level readings in the tank, which translates into proper engine operation and reliable indications on the instrument cluster.

Specifications and technical data

• SKU: 6C0919051G
• Mark: Audi
• Condition: Used
• OEM Part Number: 6C0919051G
• Substitutable numbers: 6C0919051G, 6C0 919 051 G, 0 580 200 317, 0580200317
• Fuel type: Petrol
• Part type: Fuel Sending Unit
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The presented Audi A1 S1 8X Fuel Tank Sending Unit Pump has been designed to work with the 1.4 TFSI petrol engine in Audi A1 and S1 models of the 8X generation. The component is responsible for maintaining the correct fuel pressure in the system and for transmitting information about the fuel level in the tank to the vehicle's electronics.

In practice, this means that the component handles two key areas simultaneously: powering the engine and measuring the fuel level. A properly functioning pump and sensor assembly reduces the risk of starting problems, engine misfiring, or incorrect fuel gauge readings.

Construction of the fuel pump and level sensor assembly

The entire module is a complete unit mounted in the fuel tank, including the part responsible for pumping fuel and an integrated level sensor. This type of solution is standard in modern Audi designs, which facilitates service and replacement – instead of interfering with several separate sub-assemblies, the complete unit is replaced.

The original design ensures proper fitment to the tank basket, correct float geometry, and electrical compatibility with the vehicle's wiring. This maintains the correct operating characteristics of the fuel gauge and stable power supply to the injection system.

Operating parameters and compatibility

The pump is intended for petrol engine fuel systems, in accordance with Audi's factory specifications for the 1.4 TFSI unit. The module's design is adapted to the operating characteristics of this engine, including the required operating pressure range and fuel flow efficiency.

The original Audi origin helps maintain full compatibility with the factory wiring harness, control systems, and vehicle software. This is especially important in the case of modern TFSI units, where a stable fuel supply has a direct impact on engine refinement, performance, and fuel consumption.

Condition, installation, and service application

The item is offered as a used part, which allows for an economical repair of the fuel system while maintaining the manufacturer's original specifications. This type of module is suitable both for the typical replacement of a worn-out pump and for resolving issues with incorrect fuel level readings.

Replacing the complete pump and level sensor assembly is a standard service procedure in the event of symptoms such as difficulty starting the engine, power drops under load, or unstable fuel gauge readings. Using an original module reduces the risk of additional installation modifications and speeds up the assembly process itself.

Selection support and additional information

To select the correct module for a specific version of the Audi A1 or S1 8X, it is worth using the VIN or factory markings, which minimizes the risk of ordering errors. In case of doubts regarding compatibility, installation, or fuel system diagnostics, specialized guides may be helpful.

For those interested in a broader context of selecting used electronic and measuring components in a car, including the principles of checking part number compatibility and practical installation tips, we recommend the article: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

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 pump modules, level sensor assemblies, or complete tank inserts, check the available parts in the Audi fuel pumps and level sensors category.