Pipe Mercedes W213 Fuel Breather System Purge Valve Line M256 Petrol A2134710500

Pipe Mercedes W213 Fuel Breather System Purge Valve Line M256 Petrol is an original component from the Lines, hoses and pipes group, designed for the fuel system in petrol-powered vehicles. Designed by the vehicle manufacturer, it ensures proper fuel vapor discharge and stable operation of the fuel supply system.

Specifications and technical data

• SKU: A2134710500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2134710500
• Substitutable numbers: A2134710500, A 213 471 05 00
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and technical function

The fuel tank breather pipe in Mercedes W213 models with the M256 engine is responsible for the controlled discharge of petrol vapors from the tank area to other components of the fuel system and the exhaust emission control system. A correctly selected and airtight pipe reduces the risk of leaks, supports the maintenance of proper system pressure, and helps meet fuel vapor emission requirements.

This component operates in direct contact with fuel, which is why its geometry, connection diameters, and material composition are strictly matched to the body construction and fuel system of the Mercedes. Using the correct pipe helps avoid issues with fuel odors, diagnostic errors related to the EVAP system, and unstable engine operation on petrol.

Benefits of using an original pipe

Choosing an original breather pipe for the Mercedes W213 M256 ensures:

• precise fit to factory mounts and routing in the body compartment,
• adequate resistance to petrol and its vapors under typical operating conditions,
• maintenance of proper flow in the vapor discharge system,
• reduced risk of leaks and fuel vapor escapes.

As a result, the pipe supports stable engine operation, correct functioning of the on-board diagnostic system, and compliance with emission standards for petrol-powered vehicles.

Component condition and service application

The offered pipe is an aftermarket component, which allows for an economical repair of the fuel system while maintaining original geometry and performance characteristics. It is suitable both for the typical replacement of a worn or damaged pipe and for comprehensive service work involving the fuel system and vapor discharge system.

Due to the specific nature of working in a petrol environment, installation by a person with experience in handling fuel systems is recommended, following safety procedures and performing leak checks after the work is completed.

Integration with the petrol fuel system

The fuel tank breather pipe in the version for petrol engines works with other fuel system components and the fuel vapor emission control system. Its proper operation is important for:

• maintaining a stable fuel-air mixture composition,
• correct operation of fuel vapor control valves,
• reducing fuel losses resulting from uncontrolled vapor evaporation.

By using a pipe dedicated to a specific Mercedes configuration, you minimize the risk of installation problems, incorrect pipe routing, or collisions with other components within the body.

Service expansion within fuel lines

If you are planning a comprehensive repair or upgrade of the fuel system area in your Mercedes and need other elements from the same group, such as breather lines, flexible fuel hoses, or rigid guide pipes, check the available parts in the Mercedes lines, hoses and pipes category.

To better understand the importance of using original components in modern automotive designs and the impact of design changes on part selection, it is worth reading the article Classic Mini vs modern MINI – how the design has changed and which original Mini parts help preserve their character, which discusses the practical aspects of using OEM parts in different vehicle generations.