BMW 5 7 F01 F02 F10 F11 Windscreen Headlight Washer Nozzle Hose Pipe 7178747

BMW 5 7 F01 F02 F10 F11 Windscreen Headlight Washer Nozzle Hose Pipe is an original washer system component, designed for precise delivery of fluid to the windscreen nozzles in selected 5 and 7 series models. Thanks to its factory-fit design for BMW installations, it ensures stable fluid flow, proper pressure, and predictable operation of the entire system. It is a practical solution for users who want to maintain consistency with the factory design and avoid issues with leaks or improper fluid distribution.

Specifications and technical data

• SKU: 7178747
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7178747
• Substitutable numbers: 61667178747, 7178747
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The presented hose is a component of the Washer fluid reservoirs, pumps, and nozzles group, responsible for transporting fluid from the supply system to the windscreen nozzles. In BMW 5 series F10/F11 and 7 series F01/F02 vehicles, a properly selected hose allows for maintaining an even stream of fluid, which translates into effective windscreen cleaning and improved visibility in difficult weather conditions.

The appropriate geometry and diameter of the hose limit pressure drops and the risk of air entering the system, while the matched ends facilitate installation in factory brackets and connectors. As a result, the hose works with the existing pump and fluid reservoir without the need for system modifications.

Benefits of using an original BMW hose

Using an original washer hose in a BMW provides a number of practical operational benefits:

• maintaining the factory routing of the installation under the hood, which facilitates service and diagnostics,
• compatibility with original brackets, tees, and nozzles,
• reduction of the risk of leaks and seal failures at connections,
• stable fluid delivery to the nozzles, supporting even spraying on the windscreen.

For users who care about keeping the vehicle in a configuration close to the factory state, such a component is a safe service choice, allowing to avoid problems typical of universal replacements.

Component condition and installation aspects

The offered hose comes from the BMW parts group and is classified as a used item, which in practice means it was previously used in a vehicle but retains the functionality required for further use. Such components are often chosen for maintenance repairs when the priority is to maintain the original design at reasonable service costs.

Installing the hose in the washer system usually comes down to:

• dismantling covers and body elements in the cowl or engine compartment area,
• disconnecting the old hose from brackets and connectors,
• replacing it with the new component while maintaining the factory routing,
• checking for leaks and proper nozzle operation after filling the system with fluid.

Due to the specifics of the installation in F-series BMWs, it is recommended that the installation be performed with care to route the hose away from high-temperature elements and moving engine parts.

Integration with other washer fluid system components

The hose works with other components from the Washer fluid reservoirs, pumps, and nozzles group, creating a coherent system responsible for maintaining windscreen clarity. In practice, this means interaction with:

• the fluid reservoir, where the working medium is stored,
• the pump generating operating pressure,
• the washer nozzles responsible for spraying the fluid.

When diagnosing system problems (weak stream, uneven spraying, leaks), it is worth verifying the condition of the hoses, connections, and the nozzles themselves. Replacing the hose is often one of the simplest and most effective service actions that restore the proper operation of the entire system.

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

Technical support and part selection

When selecting fluid and supply system components in modern vehicles, it is helpful to use technical materials and service guides. In the case of more complex work on engine supply systems, which is often referred to during comprehensive inspections, it is worth reading the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses the principles of diagnostics, selection by catalog numbers, and proper operation.

Thanks to a conscious approach to service and the use of properly selected components, such as the BMW 5 and 7 series windscreen washer nozzle hose pipe, you can effectively maintain windscreen clarity, improve driving comfort, and increase safety in daily vehicle use.