Audi A6 C7 A7 4G Q7 4M AdBlue Injector Reduction Agent Valve 3.0 TDI 4G0131113E

Audi A6 C7 A7 4G Q7 4M AdBlue Injector Reduction Agent Valve is an original exhaust emission reduction system component designed for Audi diesel engines. It ensures precise delivery of the AdBlue solution into the exhaust stream, supporting the efficient operation of the SCR system and maintaining emission standards at the appropriate level. This solution is dedicated to users who expect stable performance from the 3.0 TDI unit and proper integration with the vehicle's electronics.

Specifications and technical data

• SKU: 4G0131113E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0131113E
• Substitutable numbers: 4G0131113E, 4G0 131 113 E, 4G0131113D, 4G0 131 113 D, 0444025054, 0 444 025 054
• Fuel type: Diesel
• Color: Blue
• Category: Additional Fuel Injection Parts

Purpose and role of the AdBlue injector

The presented AdBlue injector operates within the exhaust system of diesel engines, where it is responsible for the precise dosing of the agent into the SCR catalyst. Proper operation of this component reduces nitrogen oxide emissions, supports the maintenance of engine power, and decreases the risk of the unit entering limp mode. Thanks to a design compliant with Audi standards, the injector works seamlessly with the factory engine control unit and sensors for temperature and exhaust gas composition.

Construction and performance parameters

The injector belongs to the Other injection system parts category but performs a specialized function in the exhaust gas cleaning system. It has been designed to work with diesel fuel in vehicles equipped with an SCR system using AdBlue. The housing in a characteristic blue color facilitates the identification of the component in the engine bay or near the exhaust system, which is practical during diagnostics and service.

Benefits of using an original Audi component

Using an original injector in Audi A6 C7, A7 4G, and Q7 4M models allows for maintaining the integrity of the entire exhaust cleaning system. The main advantages include:

• Factory fitment to the vehicle's electrical and hydraulic installation.
• Stable cooperation with the engine control unit software and diagnostic system.
• Reduced risk of errors related to AdBlue dosing and improper SCR operation.
• Support for maintaining compliance with current exhaust emission standards.

As a result, the injector is a suitable choice for repairs of the emission reduction system in cars with a 3.0 TDI unit, where predictable behavior and repeatable operating parameters are essential.

Condition, installation, and selection by part numbers

The item is offered as a used part, which allows for optimizing repair costs while maintaining the manufacturer's original specifications. Before installation, it is recommended to verify compatibility using the OEM number and interchangeable numbers, as well as to compare the shape of the removed component with the offered injector. A correctly selected injector allows for installation in place of the factory component without the need for modifications to the installation.

Selection support and knowledge expansion

If you are planning a comprehensive repair or upgrade of the injection and exhaust cleaning system area in your Audi and need other elements from the same group, such as additional injectors, supply lines, or auxiliary components, check the available parts in the Other Audi injection system parts category.

When selecting original used parts, procedures based on OEM numbers and analysis of the specific vehicle configuration can be helpful – this is described in more detail in our blog article: BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?, the conclusions of which also apply to service practices in other premium brands.

If you want to reduce the vehicle's downtime in the workshop and better understand how the availability of used OEM parts affects repair speed, it is worth reading the material: Availability of car parts off the shelf vs. repair time – how do used OEMs shorten workshop stays?.