Washer Hose Mercedes W204 Windscreen Heated Washer Line Hose Pipe A2048601792

Washer Hose Mercedes W204 Windscreen Heated Washer Line Hose Pipe is an original washer system component, designed for precise delivery of fluid to the windscreen nozzles. Thanks to its factory-engineered design, it ensures stable fluid pressure, proper flow, and reliable operation of the heated washers in demanding weather conditions.

Specifications and technical data

• SKU: RHD-A2048601792
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048601792
• Substitutable numbers: A2048601792, A 204 860 17 92
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The heated washer hose in the Mercedes W204 model is responsible for transporting washer fluid from the supply side to the windscreen nozzles, while simultaneously working with the heating system. A properly functioning hose reduces the risk of fluid freezing in the line, which improves visibility and driving safety in low temperatures.

This component is part of the Washer fluid reservoirs, pumps, and nozzles group, which is why its tightness and patency have a direct impact on the effectiveness of the entire windscreen cleaning system. A properly selected hose allows for maintaining factory washer performance and prevents pump overload.

Benefits of using an original hose

Using an original heated nozzle hose in a Mercedes W204 ensures:

• a secure fit to factory mounts and routing under the hood,
• compatibility with the standard washer heating system,
• the correct diameter and flexibility of the hose, reducing the risk of micro-cracks,
• stable operation of the washer fluid pump without pressure drops.

As a result, the washer system maintains consistent, predictable performance, and the driver is ensured good visibility even during intensive use of wipers and washers.

Component condition and installation aspects

The offered hose comes from dismantling and is a used part, which is a cost-effective solution while maintaining the manufacturer's original specifications. This type of part is particularly attractive for maintenance repairs when the priority is to maintain compatibility with the factory system at a reasonable cost.

Installation of the hose in a Mercedes W204 is a standard service procedure – after correctly routing the line and connecting the connectors, the hose works with the existing reservoir, pump, and washer nozzles. Replacing a damaged or leaking hose with an original component allows for restoring the efficiency of the washer system without the need to interfere with other sub-assemblies.

Part selection by numbers and integration with other components

The heated washer nozzle hose is a component that should be selected based on catalog numbers and in accordance with the specific body version and equipment. This facilitates the identification of the correct reference and minimizes the risk of mismatch with the existing installation. In the case of more complex engine fuel system repairs, selecting components by VIN and OEM numbers also applies to other groups of parts – this is described in more detail in the guide Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which shows how to properly use manufacturer markings when ordering components.

Expansion and modernization of the Mercedes washer system

If you are planning a comprehensive repair or modernization of the washer system area in your Mercedes and need other elements from the same group, such as fluid reservoirs, supply pumps, or washer nozzles, check the available parts in the category Mercedes washer fluid reservoirs, pumps, and nozzles.

Combining a functional heated nozzle hose with a properly working reservoir, pump, and nozzles allows for maintaining stable operation of the entire system in various operating conditions, which translates into comfort and safety of daily driving.