Audi A4 B7 Petrol Fuel Pump Tank Sender Pump Unit 8E0919050Q

Audi A4 B7 Petrol Fuel Pump Tank Sender Pump Unit is an original fuel system component designed for installation inside the fuel tank. This complete module ensures stable fuel delivery to the engine and precise fuel level readings, which translates into reliable engine performance and accurate indications on the instrument cluster. Thanks to the factory Audi design, it is a solution perfectly matched to the vehicle's electrical and mechanical systems.

Specifications and technical data

• SKU: 8E0919050Q
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0919050Q
• Substitutable numbers: 8E0919050Q, 8E0 919 050 Q, A2C53060648
• Fuel type: Petrol
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The fuel pump module with level sender is designed specifically for operation in the petrol fuel system of the Audi A4 B7 generation. It is responsible for:

• pumping fuel from the tank to the fuel rail at the appropriate operating pressure,
• continuous engine supply even at low fuel levels and during dynamic driving,
• measuring the fuel level in the tank and transmitting the signal to the instrument cluster,
• stable operation of the fuel system under various load conditions.

By integrating the pump and sender into a single module, the number of connections and potential failure points is reduced, which contributes to the reliability of the entire fuel system.

Module construction and compatibility

The pump belongs to the Fuel pumps and level senders category, meaning it combines supply and measurement functions in one housing. The module's construction is adapted for direct installation in the fuel tank, with a properly shaped housing, basket, and connection ports. Using an original Audi solution allows for maintaining:

• the correct position of the fuel level sender relative to the tank geometry,
• proper compatibility with the vehicle's electrical system,
• the appropriate operating characteristics for petrol engines used in the Audi A4 B7.

The module is designed for petrol, which is crucial for the selection of sealing elements, housing materials, and the pump's own characteristics.

Condition, origin, and advantages of using a used part

The offered item is in used condition, which allows for a significant reduction in repair costs compared to new components, while maintaining the factory Audi design. In practice, this means:

• preserving the original geometry and operating parameters of the module,
• no need for adaptation of the fuel or electrical system,
• the possibility of an economical replacement of a damaged pump or fuel level sender.

Choosing a used module from dismantling is particularly beneficial for maintenance repairs when the goal is to reduce costs while maintaining factory manufacturing standards.

Installation and operational tips

When replacing the fuel pump with a level sender in an Audi A4 B7, it is worth paying attention to several technical aspects:

• thorough cleaning of the area around the mounting opening in the tank before removing the old module,
• checking the condition of seals and fuel lines,
• correct connection of electrical connectors according to the factory wiring harness,
• checking the system for leaks after installation and verifying the accuracy of fuel level readings.

Professional installation allows you to fully utilize the module's potential and restore stable fuel system operation, eliminating problems with starting, engine misfiring, or incorrect fuel level readings.

System expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the fuel system area in your Audi and need other components from the same group, such as additional pump modules, level senders, or mounting hardware, check the available parts in the Audi fuel pumps and level senders category.

When selecting used electrical and measuring components for a car, such as control modules or sensors, it is worth following proven identification procedures based on part numbers and manufacturer specifications – you can find practical tips in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.