Mercedes CL S C215 W220 Windscreen Washer Bottle Tank Reservoir A2208690020

Mercedes CL S C215 W220 Windscreen Washer Bottle Tank Reservoir is an original washer system component designed for premium Mercedes vehicles. It allows for the safe storage of fluid and its stable delivery to the nozzles, which translates into a clear windshield and driving comfort in difficult weather conditions. This is a practical solution for users who want to restore the full functionality of the factory washer system.

Specifications and technical data

• SKU: A2208690020-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2208690020
• Substitutable numbers: A2208690020, A 220 869 00 20, AS
• Category: Wiper Linkages, Transmissions & Motors

Purpose and function in the washer system

The described reservoir is a component of the system classified under the Wiper motors and linkages category, responsible for collecting washer fluid and providing a stable supply. Combined with the pump, hoses, and wiper arms, it creates a cohesive system for maintaining visibility on the windshield, which is important for both safety and driving comfort.

A properly selected reservoir ensures:

• adequate washer fluid capacity for long journeys,
• correct connection to the factory installation in CL and S models of the C215 / W220 generation,
• stable mounting in the body compartment, without unwanted vibrations.

Benefits of using an original Mercedes component

The original washer fluid reservoir for Mercedes CL and S models of this generation has been designed for precise fitment to the body and wiper system. Thanks to this:

• the factory geometry of the mounts and connection ports is maintained,
• the risk of leaks and fluid loss is minimized,
• installation is predictable for the mechanic, without the need for modifications.

For owners of high-end vehicles, maintaining structural consistency is also important – using an original component helps preserve the operating parameters of the washer system as designed by the manufacturer.

Condition of the component and installation aspects

The presented reservoir is a used part, which allows for an economical repair of the washer system while maintaining the original manufacturer's specifications. This type of solution is particularly beneficial for older generations of CL and S models, where the availability of new components may be limited or associated with high costs.

Before installation, a standard workshop procedure is recommended, including:

• verifying the tightness of the reservoir body,
• checking the condition of the ports and sockets for accessories,
• inspecting the mounting points for stable attachment to the body.

Such an approach allows the component to be prepared for further, trouble-free operation in the vehicle.

Selection by part numbers and technical support

The selection of a washer fluid reservoir for a specific version of the Mercedes CL or S should be based on catalog numbers and vehicle data. In the case of more complex powertrain and accessory repairs, procedures for selecting parts by identification numbers may also be useful, as described in more detail in the guide: Why it is worth buying used gearboxes and engines – facts instead of myths. Although the article focuses on power units, it presents universal principles for working with OEM numbers and verifying compatibility, which can also be applied when selecting other components.

Expansion and service of the Mercedes wiper system

If you are planning a comprehensive repair or upgrade of the area related to wiper and washer operation in your Mercedes and need other elements from the same group, such as wiper motors, gears, or linkages, check the available parts in the Mercedes wiper motors and linkages category.

This approach allows you to refresh key components responsible for road visibility in a single service stage, which has a direct impact on driving safety in rain, snow, or during night driving.