Audi Q7 4L A6 C6 A8 D3 3.0 TDI Diesel Fuel Injector Injection Unit 059130277AH

Audi Q7 4L A6 C6 A8 D3 3.0 TDI Fuel Injector Injector Nozzle is an original injector nozzle designed for 3.0 TDI diesel engines in select Audi models. This component ensures precise diesel fuel metering, which translates to stable engine operation and proper diesel engine performance.

Specifications and technical data

• SKU: 059130277AH
• Mark: Audi
• Condition: Used
• OEM Part Number: 059130277AH
• Substitutable numbers: 059130277AH, 059 130 277 AH
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Technical Characteristics

The Audi 3.0 TDI fuel injector belongs to the injector nozzles category and is structurally adapted for Diesel injection systems used in Audi Q7 4L, A6 C6, and A8 D3 models with the 3.0 TDI engine. It is designed for high-pressure operation, maintaining the correct fuel spray pattern and proper opening time, which is crucial for efficient combustion.

A properly selected injector nozzle allows for:

• stable fuel metering across the full engine load range,
• maintaining smooth engine operation at idle and during acceleration,
• reducing smoke emissions and improving exhaust emission parameters.

Benefits of Using an Original Injector Nozzle

Choosing the right injector directly impacts the durability and safety of the 3.0 TDI engine. Using an original Audi injector nozzle helps maintain the factory parameters of the injection system, resulting in:

• correct injection pressure and pattern in the combustion chamber,
• better throttle response and predictable vehicle behavior during acceleration,
• reduced risk of piston overheating and excessive strain on engine accessories,
• more economical diesel fuel consumption while maintaining adequate driving dynamics.

Item Condition and Service Application

The offered fuel injector is a used component, making it an attractive cost-effective alternative compared to brand-new parts. This type of part is suitable for both standard replacement of a worn injector and for repairs of the injection system in intensively used vehicles where a reasonable balance between cost and functionality is important.

Before installation, it is recommended to perform fuel system diagnostics and check the other injectors to ensure uniform operation of all cylinders and avoid differences in fuel metering.

Diesel Injector Diagnostics and Operation

An improperly functioning injector nozzle can cause a range of symptoms: uneven engine operation, power loss, increased fuel consumption, or starting difficulties. To better understand the symptoms of wear and the consequences of neglect, it is worth reading the guide: Diesel Injector Faults – How to Recognize Them and What Their Neglect Entails. This knowledge helps make an informed decision about replacing the injector with a functional part.

Other Audi Injector Nozzles

If you are looking for other Audi injector nozzles for your car, check out the Audi injector nozzles available in our assortment to select the part that best matches your specific engine version and vehicle year.