Mercedes W213 Diesel AdBlue Tank Filler Neck Pipe Plastic Tube Hose A2134700200

Mercedes W213 Diesel AdBlue Tank Filler Neck Pipe Plastic Tube Hose is a specialized component of the AdBlue supply system, designed for Mercedes E-Class W213 generation models with a Diesel engine. It is responsible for the safe and leak-proof routing of the fluid from the filler neck to the tank, which is crucial for the proper operation of the exhaust emission reduction system. Using an original component is a sensible choice for drivers looking for a technically matched solution at an attractive price.

Specifications and technical data

• SKU: A2134700200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2134700200
• Substitutable numbers: A2134700200, A 213 470 02 00
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and technical function

The AdBlue filler pipe in a Mercedes W213 with a diesel engine is responsible for precisely guiding the urea solution from the filler cap to the tank, minimizing the risk of leaks and air entering the system. A properly selected hose ensures a stable supply to the SCR system, which translates into maintaining emission standards and the correct operation of the engine control electronics.

The element belongs to the Lines, hoses and pipes group, i.e., components responsible for transporting operating fluids in the vehicle. In the case of the AdBlue system, resistance to the chemical action of the fluid and maintaining tightness in varying temperature conditions are particularly important.

Benefits of using an original AdBlue hose

Using an original AdBlue filler pipe in a Mercedes W213 Diesel allows you to maintain the factory routing geometry and compatibility with body mounts. Thanks to this:

• you reduce the risk of stress and cracks resulting from incorrect hose positioning,
• you maintain proper system tightness, which reduces the risk of SCR system errors,
• you ensure proper tank filling without fluid backflow or venting problems.

For vehicles with a Diesel engine, a functional AdBlue system is important not only from an environmental point of view but also for the stable operation of the power unit and avoiding limp mode.

Installation and operational characteristics

The AdBlue filler pipe for the Mercedes W213 has been designed for a specific body and fuel-emission system, which facilitates installation at the original mounting points. The used element allows for an economical repair in situations where there has been mechanical damage to the hose, its depressurization, or material degradation due to long-term operation.

Selecting the right component from this group is particularly important in vehicles equipped with advanced exhaust gas cleaning systems. A properly functioning filler hose reduces the risk of corrosion of adjacent elements, freezing of fluid residues in unwanted places, and the formation of deposits that hinder tank filling.

Application in vehicles with a Diesel engine

In Mercedes W213 cars with diesel units, the AdBlue system is an integral part of the nitrogen oxide reduction system. A functional filler hose:

• supports maintaining the correct dosage of the additive to the exhaust gases,
• indirectly helps in meeting emission standards applicable to modern diesels,
• reduces the risk of AdBlue system error messages appearing on the dashboard.

For the user, this means more predictable vehicle operation and a reduction in unplanned downtime related to exhaust gas cleaning system failures.

Why choose a used original element

A used AdBlue filler hose for a Mercedes W213 is a compromise between cost and quality. You receive a component designed by the vehicle manufacturer, with preserved geometry and fitment to factory brackets. This solution is particularly beneficial for maintenance repairs where both technical correctness and a rational budget matter.

If you want to better understand how to consciously choose elements from the secondary market and what to pay attention to when buying, the article Used parts – Your guide to the best offers in the automotive store, where you will find practical tips on selecting used components, will be helpful.

If you are planning a comprehensive repair or modernization of the operating fluid line system area in your Mercedes and need other elements from the same group, such as lines, hoses, or supply pipes, check the available parts in the Mercedes lines, hoses and pipes category.