VW Volkswagen Golf 5G 1.6 TDI CLHA Fuel Injection Rail Sensor 04L130089B

The Volkswagen Golf 5G 1.6 TDI CLHA Fuel Rail Splitter is a component of the diesel engine fuel system, responsible for the stable distribution of fuel to the injectors. The precise design of the rail supports the even operation of the 1.6 TDI unit, which translates to improved running smoothness, performance, and operational safety.

Specifications and technical data

• SKU: 04L130089B
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 04L130089B
• Substitutable numbers: 04L130089B, 04L 130 089 B
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Function in the Common Rail System

The fuel rail splitter plays a crucial role in the Common Rail system of a diesel engine – it stores fuel under high pressure and distributes it to individual injectors. In the 1.6 TDI CLHA unit, a correctly selected rail helps maintain:

• stable fuel pressure across the entire engine load range,
• uniform fuel delivery to all cylinders,
• repeatable combustion parameters, which contributes to fuel economy.

This ensures predictable operation of the injection system and allows the engine to retain its factory power and torque characteristics.

Benefits of Using an Original Fuel Rail

Choosing the correct fuel rail splitter for the Volkswagen Golf 5G 1.6 TDI directly impacts the durability of the entire fuel system. The appropriate part helps reduce the risk of:

• excessive injector load due to pressure fluctuations,
• uneven engine operation during startup and under load,
• increased fuel consumption and loss of dynamic performance.

Using a component that is compatible with the Common Rail system design in this model also supports the correct operation of the engine control unit and pressure sensors, facilitating vehicle diagnostics and servicing.

Category: Injector Nozzles and Related Components

The fuel rail splitter is directly related to the injector nozzles category, as it is responsible for the operating conditions of the final fuel atomizing elements in the combustion chamber. The proper condition of the rail is important for:

• the lifespan of diesel engine injector nozzles,
• maintaining the correct fuel spray pattern,
• limiting the formation of carbon deposits in the combustion chamber and on injector tips.

If you are looking for other components in the Volkswagen injector nozzles category, check out the Volkswagen injector nozzles available in our store to comprehensively address your fuel system needs.

Component Condition and Application in Diesel Engines

The offered fuel rail splitter is from the aftermarket, allowing for an economical restoration of the fuel system's functionality in diesel-powered vehicles. This solution is particularly beneficial for repairs where the following are important:

• rational service cost while maintaining appropriate operating parameters,
• compatibility with the existing configuration of the 1.6 TDI CLHA unit,
• maintaining proper cooperation with injectors and diesel engine accessories.

Before installation, standard fuel system verification and leak testing are recommended to ensure trouble-free operation after replacement.

Diagnostics and Prevention for Diesel Injection Systems

Problems with the fuel rail splitter often manifest similarly to injector faults – uneven engine operation, power loss, or excessive smoke. Proper diagnostics can help distinguish between a rail failure and issues with the injectors themselves. If you want to better understand the interdependencies within the Common Rail system, check out the article Diesel Injector Faults – How to Recognize Them and What Neglecting Them Entails, which discusses symptoms, consequences, and basic diagnostics of injection systems.

Summary

The Volkswagen Golf 5G 1.6 TDI CLHA Fuel Rail Splitter is a vital component of the diesel engine fuel system, influencing stable fuel pressure and correct injector operation. A properly selected rail supports uniform combustion, predictable performance, and proper interaction with the control electronics, making it an important component for professional repair and maintenance of the 1.6 TDI unit.