Mercedes ML W163 Windscreen Washer Bottle Tank Reservoir A1638601160

Mercedes ML W163 Windscreen Washer Bottle Tank Reservoir is an original washer system component designed for installation in ML W163 series models. Thanks to its factory design, it ensures proper supply of the washer system with fluid, stable mounting in the engine bay, and compatibility with factory equipment. It is a practical solution for post-collision repairs, replacing a damaged reservoir, or completing a washer system.

Specifications and technical data

• SKU: A1638690820
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1638690820
• Substitutable numbers: A1638690820, A 163 869 08 20, A1638601160, A 163 860 11 60
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The presented reservoir belongs to the Washer fluid reservoirs, pumps, and nozzles category and is responsible for storing fluid and stably supplying it to the washer pump. The design, tailored to the ML W163 body, allows for correct hose routing and integration with factory mounts, which reduces the risk of vibrations, leaks, and improper system operation.

A properly selected washer reservoir is essential for:

• maintaining the correct fluid level under various operating conditions,
• ensuring stable supply to the washer pump,
• maintaining windshield clarity and driving safety in rain, snow, and road dirt conditions.

Compatibility and OEM identification

The component was designed specifically for Mercedes ML W163 series vehicles, which translates into a proper fit for factory mounting points and compatibility with original washer system equipment. Identification by OEM part number and available replacement numbers allows for precise verification of compatibility with a specific vehicle equipment version, minimizing the risk of selecting the wrong component.

For users and workshops, this means easier repair planning, the possibility of direct replacement of a damaged reservoir, and maintaining consistency with factory service documentation.

Performance characteristics and installation

As a component removed from a vehicle, the Mercedes ML W163 Windscreen Washer Bottle Tank Reservoir is a practical alternative to new parts, especially for maintenance and post-collision repairs. The design intended by the vehicle manufacturer allows for installation in existing mounting points without the need for body modifications or washer system adjustments.

The main advantages of using an original reservoir include:

• factory fit to the geometry of the engine bay,
• compatibility with the stock pump and fluid hoses,
• maintaining correct routing of the washer system in the vehicle.

Application in service and system regeneration

Replacing the washer fluid reservoir is recommended in case of cracks, leaks, damaged mounts, or mechanical interference after a collision. Using an original component for the ML W163 allows for restoring full system functionality without compromises in terms of fit and durability. This solution is particularly beneficial for workshops specializing in the Mercedes brand and users who care about maintaining consistency with the vehicle's factory specifications.

If you are planning a comprehensive repair or upgrade of the area responsible for visibility and windshield cleanliness in your Mercedes and need other elements from the same group, such as washer pumps, nozzles, or additional hoses, check the available parts in the Mercedes washer fluid reservoirs, pumps, and nozzles category.

Technical support and part selection

When planning service work, it is worth considering the general principles of selecting components by OEM numbers and the proper operation of supply systems in vehicles. Detailed information on diagnostics, identification by numbers, and regeneration principles can be found in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which discusses a practical approach to working with supply components in cars.