Audi A4 B9 A5 F5 A6 C8 A7 C8 Adblue Injector 05L131113H

Audi A4 B9 A5 F5 A6 C8 A7 C8 Adblue Injector is a component from the Injector nozzles category, designed for the AdBlue dosing system in modern Audi diesel engines. It is responsible for the precise delivery of the agent into the exhaust system, which is crucial for the efficient operation of the SCR emission reduction system and for maintaining the correct operating parameters of the power unit.

Specifications and technical data

• SKU: 05L131113H-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 05L131113H
• Substitutable numbers: 05L131113H, 05L 131 113 H, 05L122157CC, 05L 122 157 CC, 200908062039
• Category: Fuel Injectors

Purpose and function of the AdBlue injector

The presented AdBlue injector is a factory solution used in selected Audi models from the A4 B9, A5 F5, A6 C8, and A7 C8 families. Its task is to spray the urea solution into the exhaust stream in such a way as to ensure stable operation of the SCR system, reduce nitrogen oxide emissions, and maintain the vehicle's compliance with current emission standards. A properly functioning injection nozzle translates into uniform dosing, no AdBlue system errors, and stable engine operation across the full load range.

Construction and technical characteristics

The injector belongs to the Injector nozzles category, which means it is designed to operate in the demanding thermal and chemical conditions of the exhaust system. The design provides resistance to high exhaust temperatures, contact with the urea solution, and variable operating pressure. The use of an OEM Audi solution ensures proper spray parameters, the correct spray pattern, and compatibility with the factory AdBlue dosing system control.

Benefits of using an original Audi component

Choosing an original Audi AdBlue injector primarily means a perfect fit for a specific generation of the exhaust system and predictable behavior during operation. The OEM component works with the factory controller software, ensuring that the AdBlue dose is selected according to the manufacturer's specifications, without the need for additional modifications or adaptations. This reduces the risk of diagnostic system errors, the engine entering limp mode, and the malfunction of the exhaust gas cleaning system.

Product condition and service application

The offered AdBlue injector is a used component, which allows for an economical repair of the SCR system while maintaining the original manufacturer's specifications. This type of part is suitable both for the typical replacement of a worn injector and for diagnosing AdBlue dosing problems, where it is necessary to substitute a functional component to verify system operation. Thanks to the factory design, it can be installed in place of the existing element without interfering with the vehicle's installation.

Technical support and additional information

To better understand the role of precise dosing in fuel systems and the impact of faulty components on diesel engine operation, it is worth reading an article discussing the symptoms and consequences of diesel injector failures: diesel injector failures – symptoms, consequences, and diagnostics. This will allow you to more accurately assess when replacing components responsible for dosing is justified.

If you are planning a comprehensive repair or upgrade of the injection system area in your Audi and need other elements from the same group, such as nozzles, injectors, or spray tips, check the available parts in the Audi injector nozzles category.

When comparing service solutions, you may also consider the arguments for choosing original components from the secondary market, described in the material: 5 reasons why a used OEM part can be a better choice than a replacement. This will make it easier for you to match your repair strategy to your expectations regarding durability, costs, and compliance with the vehicle's factory specifications.