Mercedes W164 Windscreen Washer Jet Windshield Spray Nozzle Set A1648600347

The Mercedes W164 Windscreen Washer Jet Windshield Spray Nozzle Set is a precision component of the windshield cleaning system, designed specifically for models in this series. It is responsible for the even distribution of fluid across the glass surface, which translates into better visibility, safer driving, and stable wiper performance in various weather conditions. Thanks to its factory origin from the Mercedes brand, the correct spray geometry and fitment to the vehicle's hood are maintained.

Specifications and technical data

• SKU: A1648600347
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648600347
• Substitutable numbers: A1648600347, A 164 860 03 47
• Location on the vehicle: Right
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The presented nozzle is a component from the Washer fluid reservoirs, pumps, and nozzles group, responsible for the final stage of delivering fluid to the windshield. It is mounted on the right side of the vehicle, in the cowl or hood area (depending on the specific body configuration), working in conjunction with the factory pump and fluid lines.

A properly selected washer nozzle ensures:

• a stable, directed stream of fluid onto the windshield,
• proper coverage of the wiper sweep area,
• consistent operation with the original Mercedes W164 washer system.

Compatibility and fitment for Mercedes W164

The component in question has been designed for the W164 series body, which means it fits correctly into the hood contours and factory mounting points. As a result, installation is straightforward, without the need for modifications or the use of additional adapters.

In practice, this means:

• maintaining the original body line and aesthetics of the cowl area,
• correct spray angle adjustment relative to the windshield,
• secure seating in the factory mounting hole.

Performance characteristics of the used component

As a used part, this washer nozzle comes from dismantling and is intended for further use in Mercedes W164 vehicles. Such components are frequently chosen for washer system maintenance when the existing nozzle has suffered mechanical damage, clogging, or spray deformation.

Choosing a used original component allows you to maintain:

• consistency with the factory manufacturing standard,
• compatibility with the existing fluid system,
• a favorable cost-to-functionality ratio compared to replacements of unknown origin.

Why choose an original Mercedes washer nozzle

The original washer nozzle for the Mercedes W164 ensures predictable fluid stream behavior, which is important both for city driving and on the highway. Maintaining the correct spray pattern reduces fluid consumption, improves wiper efficiency, and reduces the risk of streaks that impair visibility.

In the context of vehicle operation, the following are important:

• stability of spray parameters over a long period of use,
• ease of potential spray direction adjustment,
• compliance with the factory electrical and hydraulic system (in terms of fluid delivery).

Expanding the washer system and selecting parts

When replacing a washer nozzle, it is worth checking the condition of other system components, such as hoses, connectors, or the fluid reservoir itself. A consistent service approach helps reduce vehicle downtime and ensures the uniform operation of the entire windshield cleaning system.

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

Technical support and knowledge of fluid systems

When selecting consumables for modern vehicles, knowledge of how individual systems work and how to identify parts by manufacturer markings is helpful. In the case of fluid components – both in the washer system and other vehicle systems – correct structural fitment is key.

To deepen your knowledge on the selection and operation of fluid system components in a car, you can use our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, where we discuss, among other things, the principles of identifying parts by manufacturer markings and practical aspects of diagnostics.