BMW A8 D4 Headlight Washer Spray Nozzle Left N/S Cleaning Jet 4H0955101B

Visual condition of the part

The product shows signs of use visible in the photos.

BMW A8 D4 Headlight Washer Spray Nozzle Left N/S Cleaning Jet is an original component from the Washer fluid reservoirs, pumps and nozzles group, designed for the headlight cleaning system in Audi vehicles. It precisely directs the fluid stream onto the lamp lens, supporting effective surface cleaning and maintaining stable lighting performance in varying road conditions.

Specifications and technical data

• SKU: 4H0955101B
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0955101B
• Substitutable numbers: 4H0955101B, 4H0 955 101 B
• Location on the vehicle: Left
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and technical function

The presented nozzle is a component of the headlight washer system, responsible for distributing operating fluid onto the lamp surface. Thanks to a properly shaped flow channel, it ensures even coverage of the lens, which reduces dirt accumulation and improves lighting efficiency during night driving and in difficult weather conditions.

The placement on the vehicle on the left side allows for proper fitment to the factory mounting and bumper geometry, which facilitates installation and maintains the correct operation of the entire headlight washer system.

Compatibility and fitment

The nozzle has been designed as a component compliant with the Audi factory standard, which translates into proper fitment with the fluid installation, mounting brackets, and bumper covers. The appropriate shape of the body and connection ports minimizes the risk of leaks and facilitates connection to the existing installation.

To confirm full compatibility with a specific vehicle equipment version, it is recommended to verify by OEM number or by comparing it with the currently installed component. This approach reduces the risk of selecting the wrong nozzle and speeds up the service process.

Performance characteristics and installation

The component comes from the used original parts segment, which means maintaining factory geometry and manufacturing standards while optimizing repair costs. A proper headlight washer nozzle supports:

• stable pressure and direction of the fluid stream on the headlight surface,
• maintaining lens clarity during heavy soiling,
• proper cooperation with the pump and washer system hoses,
• reduced fluid consumption thanks to targeted spraying.

During installation, it is important to properly seat the nozzle in the socket and check the tightness of the connections with the fluid supply hose. A correctly installed component does not require additional adjustment beyond a standard check of the headlight washer system operation.

Application in the washer system and operation

A functional headlight washer nozzle is important for driving safety, as it affects the quality of road illumination on dirty surfaces and in conditions of rain, snow, or slush. Maintaining the patency of flow channels and the absence of mechanical damage reduces the risk of uneven spraying, leaks, or jamming of the extension mechanism (if present in the given design solution).

In the case of extensive service work on the washer fluid system – including, for example, replacing hoses, the pump, or the reservoir – it is worth treating the nozzles as an integral part of the entire system, whose technical condition affects the final effect of headlight cleaning.

If you are planning a comprehensive repair or upgrade of the washer fluid system area in your Audi and need other components from the same group, such as hoses, pumps, or additional nozzles, check the available parts in the Audi washer fluid reservoirs, pumps and nozzles category.

Technical support and part selection

When selecting fluid system components and other sub-assemblies, it is worth using service knowledge and catalog data to avoid installation errors. Additional information on the principles of selecting components by identification numbers, diagnostics, and operation of supply and operating fluid systems can be found in the article: Fuel system – injectors, pumps and fuel tank: maintenance and regeneration.