Audi A4 B7 Fuel Tank Level Floating Sensor Control Unit 8E0201317R

The Audi A4 B7 Fuel Tank Level Floating Sensor Control Unit is an original fuel system component responsible for precisely reading the fuel level in the tank and transmitting this information to the instrument cluster. Thanks to its factory origin from the Audi Group, it ensures proper compatibility with the vehicle's electrical system and stable operation under typical operating conditions. This is a practical solution for users looking for a proven component from the Fuel pumps and level sensors category.

Specifications and technical data

• SKU: 8E0201317R-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0201317R
• Substitutable numbers: 8E0201317R, 8E0 201 317 R
• Part type: Fuel Sending Unit
• Category: Fuel Pumps & Sending Units

Function and application in the Audi A4 B7

The presented fuel level sensor with an integrated control unit is responsible for the continuous measurement of the float position in the fuel tank and processing this signal into information readable by the dashboard. A properly functioning component helps avoid incorrect readings, sudden drops in the fuel gauge level, or issues with estimating driving range. In combination with the factory Audi electrical system, this unit works with the vehicle's electronics as intended by the manufacturer, which reduces the risk of interference and incorrect gauge operation. This is particularly important during long trips and daily use, when the driver relies on stable fuel level data.

Construction and technical characteristics

The fuel level sensor with a control unit belongs to the group of components mounted directly within the fuel tank, in the section responsible for measuring and monitoring fuel quantity. The design is based on a float that works with a measuring system and an electronic part that converts the signal into values interpreted by the vehicle's system. As a component from the Fuel pumps and level sensors category, it has been designed to operate in a fuel environment, taking into account variable temperatures and typical operational loads. Using an original solution reduces the risk of incompatibility with the wiring harness and allows for maintaining the factory operating parameters of the fuel system.

Condition, origin, and benefits of choosing a used part

The offered item comes from dismantling and is a used part, which provides a favorable compromise between repair costs and maintaining the manufacturer's original specifications. Choosing such a solution is particularly attractive when servicing older Audi A4 B7 models, where efficiency and compliance with the factory installation are priorities, while simultaneously limiting expenses. A used fuel level sensor with a control unit allows you to restore correct fuel level readings without the need to invest in more expensive replacements of uncertain origin. This is a practical option for workshops and individual users who prioritize original design solutions and predictable fuel system behavior.

Selection, compatibility, and technical support

When selecting a fuel level sensor for the Audi A4 B7, it is crucial to match it to the specific model version and fuel system configuration. An original component from the same part family ensures proper electrical and mechanical parameters, which translates into trouble-free installation and correct cooperation with the dashboard and vehicle electronics. 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, additional sensors, or fuel basket components, check the available parts in the Audi fuel pumps and level sensors category. When choosing used fuel system components, it is worth paying attention to the operation, tightness, and accuracy of readings. To better understand what to look for when purchasing dismantled components, check out our guide: Fuel dosing problems – how to safely choose a used injection pump and fuel rail. This will make it easier for you to assess which solutions will be suitable for your car and driving style.

Summary

The Audi A4 B7 Fuel Tank Level Floating Sensor Control Unit with a control module is a practical and technically matched solution for drivers who want to restore correct fuel level readings in their car. The original design from the Audi Group, its classification in the Fuel pumps and level sensors category, and its availability as a used part make it a reasonable choice for repairing the fuel system in this model.