Mercedes W415 Citan Windscreen Windshield Washer Spray Nozzle Jet A4158690020

Mercedes W415 Citan Windscreen Windshield Washer Spray Nozzle Jet is an original windshield cleaning system component designed for precise fluid distribution across the glass surface. Thanks to its factory-fit design for the Citan W415 model, it ensures a stable spray pattern, improving visibility and driving safety in rain, snow, and urban driving conditions. It is a practical service solution for users looking to restore proper washer operation without compromising on compatibility.

Specifications and technical data

• SKU: A4158690020-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4158690020
• Substitutable numbers: A4158690020, A 415 869 00 20, EM
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The offered nozzle is a component from the Washer fluid reservoirs, pumps, and nozzles group, responsible for the final stage of delivering fluid to the windshield. In combination with the pump and hoses, it forms a cohesive system that:

• sprays fluid onto the windshield at the correct angle,
• ensures even coverage of the driver's field of vision,
• works with factory wipers, minimizing fluid consumption,
• reduces the formation of streaks and light reflections.

Choosing an original nozzle for the Mercedes Citan W415 allows for maintaining the operating parameters specified by the vehicle manufacturer, which is particularly important during frequent use in difficult weather conditions.

Compatibility and fit for Mercedes Citan W415

The nozzle has been designed specifically for the Mercedes Citan W415 model, allowing it to retain factory mounting points and spray geometry. This means that it:

• fits the original mounting holes in the hood or cowl panel,
• requires no modifications to the fluid system,
• maintains the correct spray angle relative to the windshield,
• is compatible with the factory operating pressure of the washer pump.

Such a fit reduces the risk of improper windshield spraying, which could impair visibility or cause excessive fluid consumption.

Performance characteristics

As an original Mercedes component, the washer nozzle maintains operating parameters similar to those installed at the factory. In practice, this translates into:

• a stable spray pattern at various driving speeds,
• proper droplet atomization, which facilitates quick fluid collection by the wipers,
• consistent cooperation with the vehicle's washer control system.

A component from this group is particularly important in vehicles used intensively – e.g., in urban transport or delivery services – where the washer system operates frequently and must maintain repeatable performance parameters.

Condition and service application

The offered washer nozzle is in used condition, making it a cost-effective solution for users looking for original components at a reasonable price. This type of part is particularly suitable in situations where:

• the original nozzle has suffered mechanical damage (crack, broken clip),
• the fluid stream is distorted or does not hit the correct area of the windshield,
• a quick replacement is necessary without waiting for new deliveries.

Using an original used component allows for maintaining the integrity of the washer system with other components, without the need to experiment with replacements of uncertain quality.

Selection support and system expansion

When expanding or performing comprehensive maintenance on the washer system in a Mercedes Citan W415, it is worth considering other components from the same group, such as hoses, pumps, or fluid reservoirs. If you are planning a comprehensive repair or upgrade of the windshield area in your Mercedes and need other elements 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.

If you want to better understand the principles of selecting consumables by catalog numbers and proper component diagnostics, our service guide may be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, where we discuss practical methods for identifying parts by manufacturer markings.

For users interested in the wider use of original components from the secondary market, we have also prepared a practical guide: Best used car parts – a guide to the most frequently chosen original parts, which facilitates informed choices of items such as washer nozzles, modules, or consumables.