Mercedes W251 Windscreen Washer Bottle Tank Fluid Reservoir A2518690620

The Mercedes W251 Washer Fluid Reservoir is an original part from the Washer Fluid Tanks, Pumps, and Nozzles group, designed for the windshield cleaning system in Mercedes W251 vehicles. It enables stable fluid storage and proper supply to the washer system, ensuring safe visibility in various weather conditions. This is a practical solution for users seeking factory fitment and wishing to maintain the structural integrity of their washer system.

Specifications and technical data

• SKU: A2518690620
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518690620
• Substitutable numbers: A2518690620, A 251 869 06 20, A2518691020, A 251 869 10 20
• Category: Washer Pumps, Reservoirs & Nozzles

Function and Application in the Washer System

The washer fluid reservoir in the Mercedes W251 is responsible for storing the working medium and stably supplying it to the pump and nozzles. A correctly selected part ensures:

• maintaining the appropriate amount of fluid in the system,
• secure connection of washer hoses and accessories,
• reducing the risk of air ingress and interruptions in fluid supply,
• assembly compatibility with factory mounting points in the W251 body.

Thanks to its original geometry and mounting points, the reservoir works seamlessly with the factory washer system, without requiring structural modifications.

Benefits of Using an Original Mercedes Reservoir

Choosing a part from the Mercedes brand allows you to maintain factory standards of quality and fitment. This means:

• compatibility with the washer system designed for the W251 body,
• easier installation due to standard mounting points,
• proper routing of hoses and accessories in the mounting bay,
• adherence to the manufacturer's original concept for safety and user ergonomics.

This solution is particularly beneficial for post-accident repairs, replacing a damaged reservoir, or restoring a vehicle to a near-factory condition.

Product Characteristics and Condition

The presented reservoir belongs to the Washer Fluid Tanks, Pumps, and Nozzles group, meaning it is an integral part of the system responsible for maintaining clear visibility. The product is offered as used, allowing for economical repair while preserving the original construction. This type of solution is often chosen by users seeking a balance between cost and maintaining the factory standard of installation.

Fitment by Numbers and Technical Support

The reservoir has an OEM part number and associated interchangeable numbers, which facilitates precise identification and selection for a specific vehicle configuration. When selecting, it is advisable to use the manufacturer's designations or the VIN to confirm full compatibility with your specific Mercedes W251 model. For users interested in a broader approach to diagnostics and part selection based on OEM and VIN numbers, an article describing the principles of operation and maintenance of fuel supply systems may be helpful – you can find it here: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

Expanding the Washer System in a Mercedes

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

Summary

The Mercedes W251 Washer Fluid Reservoir is a practical choice for users who want to restore the full functionality of their washer system while maintaining factory fitment. Its original design, compatibility with the W251 body, and belonging to the dedicated washer system category make this part suitable for both standard repairs and comprehensive restoration of the system responsible for clear visibility.