Mercedes W415 Windscreen Washer Pipe Line Nozzles Hose A4158690147

The Mercedes W415 Windshield Washer Hose is an original component of the washer fluid nozzle supply system, designed for Mercedes W415 models. It ensures a stable supply of fluid to the nozzles, contributing to clear visibility and safe vehicle operation in various weather conditions. A used OEM part is a sensible choice for drivers seeking a factory fit and proven quality at an attractive price.

Specifications and technical data

• SKU: A4158690147
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4158690147
• Substitutable numbers: A4158690147, A 415 869 01 47
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and Function in the Washer System

The hose connecting the tank, pump, and washer nozzles in the Mercedes W415 is responsible for the sealed and stable delivery of working fluid to the windshield nozzles. A correctly selected and installed component minimizes the risk of:

• pressure drops in the washer system,
• uneven fluid spray on the windshield surface,
• leaks in the engine bay or wheel wells.

By maintaining the original hose geometry, the washer system operates predictably, and the fluid stream precisely targets the wiper area, enhancing driving comfort and safety.

Construction and Fit for Mercedes W415

The original washer hose for the Mercedes W415 is designed for specific routing within the body, considering mounting points and grommets. This allows for:

• trouble-free installation in existing brackets and clips,
• avoidance of kinks and bends that restrict fluid flow,
• maintaining appropriate clearance from hot and moving components.

Such a precise fit is particularly important in modern car bodies where space in the engine bay and under covers is limited, and each component has a strictly defined routing path.

Condition, Verification, and Benefits of Choosing a Used Part

This part is from a dismantled vehicle and is classified as a used original part. Such components are often chosen by workshops and individual users because they:

• retain factory fitment parameters for the specific model,
• reduce repair costs compared to new parts,
• offer a viable alternative to aftermarket parts with uncertain geometry and material quality.

The washer hose is a wear-and-tear item exposed to temperature changes and chemical contact, so when replacing it, it's advisable to opt for a part with a known origin and a design consistent with the manufacturer's project.

Integration with the Washer Fluid System

The hose works in conjunction with other components from the Mercedes Washer Fluid Tanks, Pumps, and Nozzles group, forming a complete system responsible for cleaning the windshield. A properly functioning washer system:

• facilitates wiper operation and reduces their wear,
• ensures even fluid distribution on the windshield,
• improves visibility during rain, snow, and driving on dirty roads.

Selecting a hose consistent with the Mercedes W415's design minimizes the risk of system bleeding issues, pump cavitation, or localized leaks at the connections.

If you are planning a comprehensive repair or upgrade of the windshield cleaning system in your Mercedes and need other parts from the same group, such as tanks, pumps, or washer nozzles, check the available parts in the category Mercedes Washer Fluid Tanks, Pumps, and Nozzles.

Part Selection by Numbers and Technical Support

When selecting a washer hose for the Mercedes W415, it is crucial to compare the OEM number and interchangeable numbers with the vehicle's documentation or dismantling data. If in doubt, it is advisable to use manufacturer catalogs or seller support to avoid problems with installation and system sealing.

For users who wish to deepen their knowledge of power supply systems in vehicles and the correct selection of components by numbers, the article: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which discusses practical principles of diagnostics and identification of parts by OEM numbers, will be helpful.