Fuel Pipe Mercedes W176 OM607 Return Line Hose Injector A6070700332

The Mercedes W176 OM607 Fuel Line is an original diesel fuel system component designed for the OM607 diesel engine in the W176 A-Class model. This component from the Lines, Hoses, and Tubes group ensures stable fuel delivery within the system, contributing to the proper operation of the powertrain and safe vehicle use.

Specifications and technical data

• SKU: A6070700332-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6070700332
• Substitutable numbers: A6070700332, A 607 070 03 32
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

A fuel line in a Diesel engine is responsible for precisely delivering diesel fuel between fuel system components, maintaining appropriate sealing and resistance to operating pressure. In the OM607 unit, using a dedicated fuel line helps maintain correct injection parameters, reduces the risk of air ingress and leaks, and thus supports smooth, predictable engine operation.

Selecting a fuel line dedicated to a specific model and engine type minimizes the risk of installation issues, improper fuel line routing, or interference with other components in the engine bay.

Benefits of Using an Original Mercedes Fuel Line

Using an original fuel line in a Mercedes W176 with an OM607 engine ensures:

• maintenance of the factory fuel line geometry in the engine bay,
• proper compatibility with diesel fuel system components,
• adherence to factory safety and sealing standards,
• easier diagnosis of potential future faults.

Therefore, replacing a worn or damaged fuel line with an original part restores the correct operating conditions of the fuel system without requiring modifications to the installation.

Characteristics and Practical Application

A fuel line in a diesel system operates in a demanding environment – it is exposed to temperature changes, vibrations, and contact with fuel with specific lubricating properties. A properly selected component:

• maintains connection sealing over a long service life,
• reduces the risk of fuel leaks in the engine bay,
• supports stable pressure in the fuel supply system,
• ensures correct routing of the line relative to other components.

For the OM607 engine, the proper condition of the fuel line directly impacts the engine's running smoothness, ease of starting, and uniform fuel delivery by the injection system.

Component Condition and Installation Aspects

The offered fuel line is a used part, allowing for an economical replacement of the component while maintaining compliance with factory specifications. In practice, installing such a fuel line involves recreating the original fuel line route and correctly connecting the fittings according to the system's design in the specific vehicle.

Before installation, a standard leak check of the connections is recommended after starting the engine, and verification that the fuel line is not subjected to excessive stress or contact with high-temperature components.

Expanding the Mercedes Fuel System

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as additional fuel lines, vacuum hoses, or fuel return tubes, check the available parts in the Mercedes Lines, Hoses, and Tubes category.

For users considering a broader vehicle upgrade and selecting used components, knowledge about the design differences between stock and sport parts can also be valuable – practical tips and examples can be found in the article Stock vs. Sport Suspension – Design Differences and Selecting Used Parts, which helps in making informed choices about vehicle components.