Audi A4 B9 A5 F5 VW Golf Mk8 Fuel Injector Injection 2.0 TFSI Petrol 06N906036A

Audi A4 B9 A5 F5 VW Golf Mk8 Fuel Injector Injection 2.0 TFSI Petrol is an original fuel system component from the Fuel Injector Nozzles category, designed for direct-injection petrol engines. The precise construction of the injector ensures proper fuel metering, stable operation of the 2.0 TFSI unit, and predictable performance in daily use. This is a solution for users who expect factory-fit quality and want to maintain engine performance parameters in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: 06N906036A
• Mark: Audi
• Condition: Used
• OEM Part Number: 06N906036A
• Substitutable numbers: 06N906036A, 06N 906 036 A
• Fuel type: Petrol
• Part type: Fuel Injector
• Category: Fuel Injectors

Purpose and role of the injector in the 2.0 TFSI engine

The presented fuel injector operates in a direct petrol injection system, characteristic of TFSI units. Its task is precise fuel atomization in the combustion chamber, while maintaining the appropriate pressure and opening time. A properly functioning injector nozzle contributes to:

• stable idle speed,
• smooth acceleration without jerking,
• maintaining the correct air-fuel mixture ratio,
• reduced fuel consumption and exhaust emissions. In TFSI petrol engines, the quality of injector performance has a direct impact on the engine's refinement, throttle response, and the thermal safety of internal engine components.

Construction and technical characteristics

The injector belongs to the Fuel Injector Nozzles category and is specifically designed to work with the petrol supply system. The construction includes a precise spray tip, a body adapted for high-pressure operation, and an electrical connector controlled by the engine control unit (ECU). Thanks to this, the component:

• ensures a repeatable fuel spray pattern,
• maintains system tightness under variable loads,
• allows for precise control of the fuel dose across the entire RPM range. Selecting an injector dedicated to a specific engine unit reduces the risk of starting problems, uneven operation, or error codes stored in the engine controller.

Benefits of using an original injector nozzle

Using an original injector in a TFSI petrol engine allows for maintaining the performance parameters intended by the vehicle manufacturer. Key advantages include:

• factory fitment to the cylinder head port and fuel rail,
• proper cooperation with injection maps stored in the ECU,
• reduced risk of leaks and fuel seepage,
• the ability to restore proper engine operation after symptoms of injector wear occur (misfiring, power loss, increased fuel consumption). In the case of direct petrol injection units, replacing a worn nozzle with the correct component is often the most effective way to eliminate engine refinement issues.

Condition, verification, and practical application

The offered injector is a used part, which allows for an economical repair of the fuel system while maintaining original specifications. This type of part is suitable both for replacing a single damaged injector and for the gradual regeneration of the entire set in a petrol engine. It is recommended to entrust the installation to a workshop with experience in TFSI units, due to the need to maintain system cleanliness and correct tightening torque. If you want to better understand the impact of injector condition on engine operation and the symptoms of their wear, it is worth checking out our guide: injector faults – symptoms, effects, and diagnostics. Although the article focuses on diesel engines, the phenomena described there (power loss, uneven operation, smoke) also have their equivalents in petrol units.

Expanding the fuel system in Audi vehicles

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional injectors, fuel rails, or fuel metering control elements, check the available parts in the Audi Fuel Injector Nozzles category.