Audi Q7 4M Fuel Tank Pump Sender Unit 3.0 TFSI Petrol 4M0919087F

Audi Q7 4M Fuel Tank Pump Sender Unit 3.0 TFSI Petrol is an original fuel system component designed for precise operation in the demanding environment of a fuel tank. The integrated assembly ensures stable power supply to the engine unit and accurate fuel level readings, which translates into predictable gauge behavior on the dashboard. This is an OEM solution that allows you to maintain the factory operating characteristics of the fuel system in your Audi Q7.

Specifications and technical data

• SKU: 4M0919087F
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0919087F
• Substitutable numbers: 4M0919087F, 4M0 919 087 F
• Fuel type: Petrol
• Part type: Fuel Pump
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The described fuel pump and sender unit assembly belongs to the Fuel pumps and level sensors category, responsible for pumping petrol from the tank to the engine fuel system and measuring the fuel quantity. The design, adapted for the 3.0 TFSI petrol unit, ensures appropriate flow efficiency and stable operating pressure under typical operating conditions for this model. The power supply and measurement functions are combined into a single module, which limits the number of connections in the tank, reduces the risk of leaks, and facilitates diagnostics. Consistent OEM design promotes proper cooperation with the vehicle's electronics and factory control software.

Benefits of using an original Audi module

Using an original fuel pump and sender unit assembly in the Audi Q7 4M allows you to maintain operating parameters close to factory specifications. Key advantages include:

• properly matched performance for the 3.0 TFSI petrol engine,
• correct cooperation with the standard fuel level gauge,
• preservation of factory starting and load-bearing characteristics,
• compatibility with the electrical installation and tank mounts. Thanks to this, you reduce the risk of starting problems, engine misfiring, or incorrect fuel level readings, which often occur with randomly selected replacements.

Technical characteristics and fuel

The module has been designed to work with a petrol fuel system, which means that materials and seals are matched to the chemical properties of this type of fuel. The structural elements are adapted for submerged operation, at varying fuel levels, and at typical tank operating temperatures. The module integrates a fuel level sensor whose electrical characteristics are adapted to the measurement system used in the Audi Q7 4M. As a result, the gauge on the instrument cluster reacts predictably, and the fuel reserve is signaled in a manner consistent with the manufacturer's specifications.

Condition, selection, and practical application

The offered item is in used condition, which in practice means the possibility of an economical repair of the fuel system while maintaining an OEM component. This solution is particularly beneficial in the event of a pump failure, problems with starting on a warm or cold engine, or unstable fuel level readings. Before installation, it is worth verifying the module's compatibility with the specific vehicle configuration using the OEM part number and any interchangeable numbers visible in the technical specification. Proper selection based on the engine version and model year minimizes the risk of incompatibility with the fuel and electrical systems.

System expansion and knowledge about used parts

If you are planning a comprehensive repair or upgrade of the fuel supply area in your Audi and need other elements from the same group, such as additional pump modules, level sensors, or mounting components, check out the available parts in the Audi fuel pumps and level sensors category. When choosing components from the secondary market, it is worth knowing the specifics of the electronics and measurement elements used in modern cars. To better understand when it is worth reaching for used components and how to assess their suitability, read the guide A second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which helps you make informed service decisions.