Audi A3 8P 3.2 FSI V6 Petrol Fuel Injector Rail Line 022133317M

Audi A3 8P 3.2 FSI V6 Petrol Fuel Rail is an original fuel system component designed for the V6 FSI engine in the Audi A3 8P model. This used fuel rail from the injector nozzles category allows for an economical yet technically correct repair or reconstruction of the fuel injection system in a petrol engine.

Specifications and technical data

• SKU: 022133317M
• Mark: Audi
• Condition: Used
• OEM Part Number: 022133317M
• Substitutable numbers: 022133317M, 022 133 317 M
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Role in the Injection System

The fuel rail in the 3.2 FSI V6 engine is responsible for stable fuel distribution to individual petrol injectors, maintaining proper pressure, and ensuring the tightness of the entire fuel supply section. In FSI units, this is crucial for:

• precise fuel metering under various engine loads,
• maintaining even operation of all cylinders,
• limiting power loss resulting from insufficient fuel supply,
• stabilizing combustion parameters, which affects running smoothness and fuel consumption.

Selecting the correct fuel rail is particularly important in larger displacement and multi-cylinder engines, such as the V6 FSI petrol, where the fuel system operates under significant load.

Benefits of Using an Original Audi Fuel Rail

Using an original component from the Audi injector nozzles category ensures the preservation of factory fuel system operating parameters. In practice, this means:

• precise geometric fit to the engine manifold and cylinder head,
• correct positioning of injectors relative to the combustion chamber,
• compatibility with factory fuel connectors and mounting points,
• maintaining factory pressure characteristics in the petrol system.

Choosing an original fuel rail is especially beneficial when repairing FSI units, where assembly tolerances and fuel flow parameters directly impact engine durability and ECU operation.

Technical Characteristics and Compatibility

The presented fuel rail belongs to the injector nozzles category and is designed for the petrol engine fuel system. Its design, adapted for the 3.2 FSI V6 unit in the Audi A3 8P, enables:

• seamless integration with the existing fuel system,
• preservation of the factory injection configuration without the need for installation modifications,
• maintaining proper cooperation with the factory engine control unit.

The product features dedicated manufacturer markings and reference numbers, which facilitate verification of compatibility with specific vehicle configurations and minimize the risk of selecting the wrong part.

Component Condition and Service Application

The fuel rail is a used part, sourced from disassembly, which allows for reduced repair costs while maintaining original technical specifications. This type of component is particularly useful in situations where:

• mechanical damage to the existing fuel rail has occurred (cracks, deformations, damaged mounting points),
• problems with maintaining fuel pressure in the injector supply section exist,
• the entire fuel supply section needs replacement instead of a spot repair.

A correctly selected and functional fuel rail helps to reduce the risk of uneven engine operation, misfires, or excessive fuel consumption, which is important for both operational and diagnostic purposes.

Fuel Injection System Diagnostics and Additional Knowledge

When experiencing issues with the fuel supply system, it is advisable to perform a full injection system diagnosis, covering both the fuel rail and the injectors themselves. Although the presented component is for a petrol engine, many diagnostic principles are similar to those used in diesel units. Detailed information on the symptoms and consequences of injection system faults can be found in the article diesel injector faults – symptoms, consequences, and diagnostics, which helps to better understand the importance of a functional injection system in modern engines.

If you are looking for other Audi injector nozzles for similar service applications, check out our dedicated category: Audi injector nozzles, where you will find a wide selection of fuel system components for various models of this brand.