BMW E39 Windscreen Washer Pump Fluid Tank Container 1377830

BMW E39 Windscreen Washer Pump Fluid Tank Container is an original component from the Washer fluid tanks, pumps, and nozzles group, designed for the windscreen cleaning system in BMW 5 Series E39 models. This used OEM component ensures proper delivery of washer fluid, stable system operation, and improved visibility in various weather conditions.

Specifications and technical data

• SKU: 7038432
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7038432
• Substitutable numbers: 7038432, 61607038432, 8381038, 61608381038
• Tire profile: 65535
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The washer fluid tank in the BMW E39 is responsible for the safe storage of the working medium and its delivery to the washer pumps and nozzles. A correctly selected component from this group guarantees:

• stable operating pressure for the washer pumps,
• even supply to the nozzles on the windscreen and headlights (if equipped),
• adequate operating capacity, reducing the need for frequent fluid refills.

Thanks to the preservation of factory geometry and mounting points, the tank works with original brackets, hoses, and the pump electrical system, which facilitates installation and subsequent maintenance.

Compatibility and fitment for BMW

The presented tank is a component intended for BMW vehicles, consistent with the factory design of the washer system in the E39 series. This means maintaining:

• the original shape and layout of connection ports,
• mounting points for pumps and sensors (if present in the specific vehicle configuration),
• proper fitment with the bodywork and engine bay equipment.

Choosing a used OEM component allows for maintaining the structural integrity of the vehicle without the need for system modifications or custom mounting, which is particularly important when servicing classic cars and youngtimers, such as the BMW E39.

Characteristics of the used component

As a part from the secondary market, the BMW E39 washer fluid tank is intended for continued use after installation in place of a worn or damaged component. In practice, this means the ability to restore full functionality of the washer system without the need to invest in a new OEM component. A used tank is a good solution in situations where the existing element has cracked, deformed, or suffered from corrosion of the mounting hardware.

Benefits of using an original tank

Using an original washer fluid tank in the BMW E39 translates into a number of practical benefits:

• Factory fitment – preservation of original mounting points and system geometry.
• Stable washer system operation – proper supply to pumps and nozzles, which improves driving safety.
• Consistency with other components – compatibility with hoses, electrical wiring, and engine bay covers.

For users who care about technical correctness and maintaining the vehicle in a configuration close to factory specifications, choosing an original tank is a practical and predictable solution in terms of operation.

Service expansion and additional information

If you are planning a comprehensive repair or upgrade of the area responsible for windscreen cleaning in your BMW and need other elements from the same group, such as additional tanks, pumps, or washer nozzles, check the available parts in the BMW washer fluid tanks, pumps, and nozzles category.

When selecting consumables for fluid systems in a car, it is worth knowing the principles of diagnostics and replacement of components that store and pump working media. Practical tips regarding the operation of supply systems, selecting parts by OEM numbers, and regeneration principles can be found in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which discusses many universal issues also useful when servicing other vehicle systems.