Audi Q7 4L 4.2 TDI Diesel Fuel Pump Delivery Sender Right O/S Unit 7L6919088E

Audi Q7 4L 4.2 TDI Diesel Fuel Pump Delivery Sender Right O/S Unit is an original fuel system component designed for diesel engines, mounted on the right side of the vehicle. It ensures a stable supply of diesel fuel to the injection system, which translates into smooth engine operation and correct response to load. Thanks to its factory origin from the Audi group, you maintain compatibility with the vehicle's design and the parameters specified by the manufacturer.

Specifications and technical data

• SKU: 7L6919088E
• Mark: Audi
• Condition: Used
• OEM Part Number: 7L6919088E
• Substitutable numbers: 7L6919088E, 7L6 919 088 E
• Location on the vehicle: Right
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The presented pump belongs to the Fuel pumps and level sensors group, responsible for transporting fuel from the tank to other components of the fuel system. In the 4.2 TDI diesel engine, stable pressure and proper diesel fuel flow are crucial for correct mixture formation, engine refinement, and reducing exhaust smoke.

The placement on the right side of the vehicle allows for maintaining the original routing of fuel lines and electrical harnesses, which facilitates installation and subsequent diagnostics. Using a dedicated pump for the diesel unit eliminates the risk of a mismatch between operating characteristics and the requirements of the diesel engine.

Benefits of using an original Audi fuel pump

Using an original Audi component in the fuel system provides a number of practical technical benefits:

• maintaining the factory fuel supply characteristics of the diesel engine,
• proper cooperation with control electronics and fuel level sensors,
• appropriate fitment to the fuel basket and the intended mounting location on the right side,
• reduced risk of leaks and system venting problems.

As a result, the pump operates under conditions consistent with the design assumptions, which promotes stable starting, smooth idling, and correct dynamics under higher loads. For the user, this means more predictable vehicle behavior and easier diagnostics of potential faults in the future.

Installation and operational characteristics

The fuel pump designed for the Audi Q7 4L 4.2 TDI has been engineered with the specific architecture of the fuel tank and piping system in mind. Installation in the intended location on the right side allows for maintaining:

• proper routing of fuel and electrical lines,
• correct positioning relative to fuel level sensors,
• factory mounting points and seals.

The used product is a good solution for users who want to restore the efficiency of the fuel system while maintaining a favorable cost-to-quality ratio. The original design ensures compatibility with factory connectors, which limits the need for installation modifications.

Selection, diagnostics, and technical knowledge

When selecting a fuel pump for the Audi Q7 4L 4.2 TDI, it is worth paying attention to compatibility with the diesel engine and the placement on the vehicle. A properly selected component facilitates subsequent diagnostics of the fuel system, including checking fuel pressure, pump efficiency, and cooperation with the fuel level sensor.

If you want to deepen your knowledge about the construction and maintenance of the fuel system, diagnostic methods, and the regeneration of components such as pumps and injectors, use our guide material: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. It is a practical source of information that will help you better understand the relationships between individual components and plan repairs consciously.

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 pumps, power modules, or fuel level sensors, check the available parts in the Audi fuel pumps and level sensors category.