VW Volkswagen Golf 8 CD1 Windscreen Washer Fluid Bottle Tank Strainer 5WA955453A

VW Golf 8 CD1 Washer Fluid Reservoir Filter Screen 5WA955453A is an original Volkswagen part, designed to protect the washer system from solid contaminants. The precisely fitted filter screen stabilizes fluid flow, supports the proper operation of the pump and nozzles, and reduces the risk of hose clogging, which translates to efficient windshield cleaning and safe visibility in daily use.

Specifications and technical data

• SKU: 4A0955485-1
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 4A0955485
• Substitutable numbers: 4A0955485, 4A0 955 485
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and Technical Function

The presented filter screen operates within the Washer Fluid Reservoirs, Pumps, and Nozzles, responsible for preliminary fluid cleaning before it is drawn by the pump. Thanks to its appropriately selected mesh density, it retains fine impurities, sediment, and residue from cleaning agents that could disrupt the operation of the entire system.

Using an original filter in the washer fluid reservoir helps to:

• reduce the risk of washer pump damage from foreign objects,
• decrease the frequency of nozzle and hose clogging,
• maintain a uniform fluid stream on the windshield,
• preserve stable system operating parameters in varying weather conditions.

Benefits of Using an Original Volkswagen Part

The original washer fluid reservoir screen is designed for the specific geometry of the reservoir and the pump's characteristics, ensuring proper seating and secure fit in its housing. This means:

• no modifications or adjustments are needed during installation,
• the factory seal of the system is maintained,
• the filter operates stably even with frequent activation of the washers.

Choosing an original Volkswagen component helps maintain the structural integrity of the washer system, which is particularly important in modern vehicles where this system interacts with advanced safety systems and driver assistance features.

Performance Characteristics and Installation

This part belongs to the group of small but essential operational components that contribute to the long-term, predictable performance of the entire washer system. A correctly selected filter screen:

• helps maintain cleanliness in the fluid reservoir,
• allows for more effective use of the properties of modern winter and summer fluids,
• reduces the need for frequent cleaning of windshield nozzles.

Due to its factory fit for the washer system in the VW Golf 8 CD1, installation is straightforward – after emptying the reservoir and gaining access to the interior, the screen is placed in its designated spot without any additional modifications.

Item Condition and Practical Usage Tips

The product is offered in a used condition, which means it comes from a dismantled vehicle and has been verified for its suitability for further use. To maintain stable washer system parameters, it is advisable to periodically check the condition of the filter in the reservoir, especially after prolonged use with a single type of fluid or after using products of uncertain composition.

When planning maintenance work on the washer system, it is recommended to combine filter replacement with:

• rinsing the reservoir of sediment,
• checking the condition of the fluid supply hoses,
• verifying the uniformity of spray from the nozzles.

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

To better understand the importance of proper selection and operation of components powering various vehicle systems, including reservoirs and filters, it is worth reading the guide on diagnosing and servicing the fuel system: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

If you are considering the choice between a used original part and an aftermarket replacement, a practical guide explaining when a used OEM part is a sensible technical and economic choice may be helpful: 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Replacement.