Mercedes W203 S203 C203 Windscreen Washer Filler Pipe Hose Neck A2038600017

The Mercedes W203 S203 C203 Washer Fluid Filler Hose is an original fluid supply system component in the Washer Fluid Tanks, Pumps, and Nozzles category, designed for C-Class W203 generation models. Engineered by the vehicle manufacturer, it ensures proper fluid routing from the filler neck to the tank, stable washer system operation, and predictable performance during use. This is a practical solution for users who want to restore the factory functionality of their washer system without compromising on fit.

Specifications and technical data

• SKU: A2038690017
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2038690017
• Substitutable numbers: A2038690017, A 203 869 00 17, A2038600017, A 203 860 00 17
• Category: Washer Pumps, Reservoirs & Nozzles

Intended Use and Fitment for Mercedes W203 / S203 / C203

The washer fluid filler hose has been developed with W203, S203, and C203 body styles in mind, ensuring compatibility with the factory geometry of the engine bay and wheel arch areas in these versions. The appropriately selected shape and diameter of the hose facilitate installation in the original mounting points, without the need for modifications or additional adapters.

Thanks to its design, which aligns with the vehicle manufacturer's solutions, this component works seamlessly with the standard washer fluid tank and factory filler neck, maintaining system integrity and minimizing the risk of leaks during fluid refills.

Technical and Functional Characteristics

The washer fluid filler hose is responsible for the safe and controlled delivery of fluid from the filler cap to the tank, which is important for both ease of use and protection of components in the engine bay. The hose's construction is adapted to operate under typical temperature and mechanical conditions found in the wheel arch and engine bay areas.

Key user benefits of this component include:

• factory fit for the washer system in Mercedes W203 / S203 / C203,
• stable fluid routing during tank filling,
• reduced splashing and leaks around the filler neck,
• compatibility with the original washer system tank and accessories.

A component configured in this way allows the washer system to be maintained in a condition close to factory standard, contributing to clear visibility through the windshield and safe driving in adverse weather conditions.

Benefits of Using an Original Washer Fluid Filler Hose

Using an original filler hose to replace a faulty or non-factory aftermarket part offers tangible operational benefits. Precise body fitment reduces stress on the hose, decreasing the risk of cracks in the long term. At the same time, the correct hose routing is maintained, which facilitates service access to other components in the engine bay.

For washer systems, maintaining the integrity and unobstructed flow of the entire fluid path is particularly crucial. An appropriately selected filler hose helps prevent moisture from reaching electrical harnesses, body components, or covers, which can be significant for the vehicle's longevity.

Product Condition and Service Application

The offered component is from the used parts group, making it an attractive service solution for users seeking a factory original component at a reasonable price. In practice, this is a good solution for collision repairs, replacing a damaged hose after a crack, or restoring full washer system functionality after extended use.

Replacing the washer fluid filler hose is a typical service task that can be performed concurrently with work on the fluid tank, pumps, or nozzles, optimizing vehicle service time.

Related Components and Additional Technical Information

When planning work on the washer system, it is advisable to check the condition of the tank, pumps, and nozzles to restore the full functionality of the entire system in one go. If necessary, technical materials on the operation of fluid supply systems and leak diagnostics for hoses may be helpful.

For users interested in a broader context of operating supply systems in vehicles, an article describing the principles of selecting components by identification numbers, diagnostics, and operation has been prepared – details can be found in the material: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

If you need other components from the Washer Fluid Tanks, Pumps, and Nozzles category dedicated to this brand, check the available Mercedes Washer Fluid Tanks, Pumps, and Nozzles to select a complete service solution for your car.