Mercedes W205 Diesel OM626 Fuel Feed Pipe Fuel Pressure Sensor A6260700132

The Mercedes W205 Diesel OM626 Fuel Supply Line Fuel Pressure Sensor is a specialized component of the fuel system, designed for Mercedes diesel engines from the OM626 family. This used fuel line integrated with a fuel pressure sensor allows for precise monitoring of the injection system's operating parameters, ensuring stable engine performance. It's a solution for users seeking a proven component with factory geometry and fit for a specific engine configuration.

Specifications and technical data

• SKU: A6260700132
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6260700132
• Substitutable numbers: A6260700132, A 626 070 01 32, A0045421618, A 004 542 16 18, A6260700032, A 626 070 00 32
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The described fuel line belongs to the Lines, Hoses, and Pipes category and is responsible for delivering diesel fuel to the rail or section where fuel pressure is measured. The integrated pressure sensor transmits a signal to the engine control unit, enabling:

• real-time monitoring of common rail system pressure,
• precise fuel metering in the diesel engine,
• stable engine operation across the full load range,
• reduced risk of entering limp-home mode due to incorrect readings.

Being dedicated to Diesel OM626 units means maintaining the correct flow characteristics and electrical compatibility of the sensor with the factory engine control unit.

Construction and Fit for Mercedes W205

The fuel line has been designed for specific routing within the Mercedes W205 engine bay, facilitating installation and minimizing the risk of stress or leaks. Appropriately selected diameters and the shape of the line sections ensure:

• proper fuel flow at typical diesel operating pressures,
• stable mounting in factory brackets,
• correct positioning of the integrated sensor relative to other system components.

As a Mercedes branded part, the fuel line retains its original geometry and connection points, reducing the need for modifications to the fuel system.

Benefits of Using a Used Fuel Line with Sensor

Choosing a used fuel supply line with a pressure sensor is a solution that allows for restoring correct fuel system operation while maintaining reasonable service costs. The main advantages of this solution include:

• maintaining factory fit for the Diesel OM626 engine,
• the ability to replace a faulty pressure sensor without interfering with the entire fuel system,
• reducing control unit errors resulting from incorrect pressure readings,
• consistency with the original fuel system architecture in the Mercedes W205.

For workshops and individual users, this means faster diagnostics and simpler installation, without the need to adapt aftermarket parts with different designs.

Application in Diesel Engines

The fuel system in Diesel engines operates under significantly higher pressure than in gasoline engines, making the correct selection of the fuel line and sensor crucial for safety and durability. A properly selected component helps to:

• maintain system integrity under high operating pressure,
• ensure repeatable injection parameters,
• reduce the risk of power loss and starting problems,
• limit fuel consumption resulting from incorrect pressure regulation.

In cases of symptoms such as rough idling, fuel pressure-related errors, or entering limp-home mode, replacing the fuel line with the sensor is one of the basic service steps.

Compatibility with Other Components and Additional Resources

If you are modernizing or repairing the fuel system in your Mercedes and also need other components from the fuel lines, vacuum lines, or return lines category, check the available parts in the Mercedes Lines, Hoses, and Pipes category.

For comprehensive repairs, it is also worth paying attention to other key vehicle systems, such as brakes; a practical guide can help you choose used components: Used Brake System: How to Safely Choose Discs, Calipers, and ABS?.