Audi R8 42 Gen 1 Interior Heater Blower Fan Motor 4F0820155F

Visual condition of the part

The product shows signs of use visible in the photos.

Audi R8 42 Gen 1 Interior Heater Blower Fan Motor is an original ventilation system component responsible for efficiently forcing air through the heater core and air ducts. Thanks to its factory-spec design, Audi ensures stable operation of the heating and ventilation system and proper air distribution within the cabin, which translates into comfort for the driver and passengers. This solution is intended for users who expect precise fitment and predictable performance parameters in their R8.

Specifications and technical data

• SKU: 4F0820155F-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0820155F
• Substitutable numbers: 4F0820155F, 4F0 820 155 F, 4F0971547, 4F0 971 547
• Part type: Fan
• Category: Additional Blower & Fan Parts

Purpose and function in the air conditioning system

The presented blower motor is a component of the air supply system responsible for forced airflow through the heater core and distribution ducts in the first-generation Audi R8 cabin. Its task is to maintain an appropriate airflow rate at various fan speeds so that the heating and ventilation system reacts predictably to control panel settings. Using an original Audi solution promotes proper integration with the vehicle's electronics and maintains factory airflow characteristics.

Construction and mounting fitment

The Audi R8 42 Gen 1 Interior Heater Blower Fan Motor has been designed as a component intended for installation in the space provided by the manufacturer in the R8 42 model. The design of the housing, mounts, and electrical connector is adapted to the factory ventilation system, which facilitates installation and reduces the need for additional modifications. As a result, the part can be integrated into the existing system without interfering with the electrical wiring or air ducts, which is important for durability and operational safety.

Operational characteristics

As a part from the Other blower and fan parts group, this blower motor operates in the immediate vicinity of the heater core and air ducts, exposed to temperature changes and long-term operation at various RPM ranges. Properly selected electrical and mechanical parameters allow for:

• maintaining a stable rotational speed at various climate control panel settings,
• maintaining uniform airflow throughout the cabin,
• limiting operating noise to a level typical for factory Audi solutions.

An element configured in this way promotes driving comfort both in daily use and during dynamic driving, where a quick response of the ventilation system to changing conditions is essential.

Condition and verification of selection

The offered blower motor comes from a group of used parts, which allows for cost-effective repair of the heating system while maintaining the original Audi design. Before installation, it is recommended to verify compatibility with the specific vehicle equipment version based on the OEM number and interchangeable numbers, as well as to compare the shape of the housing and the connector with the currently installed element. This approach minimizes the risk of mismatch and facilitates trouble-free installation in the vehicle.

If you are planning a comprehensive repair or upgrade of the ventilation and heating zone in your Audi and need other elements from the same group, such as additional blower motors, speed control modules, or fan housing elements, check the available parts in the Other Audi blower and fan parts category.

Choosing between original, replacement, and used parts

When choosing a ventilation system component for an Audi R8, it is worth consciously comparing original, replacement, and used solutions in terms of costs, build quality, and fitment to the vehicle's installation. It may be helpful to compare the advantages and limitations of individual solutions, including identification by OEM number and reference numbers. A detailed discussion of these issues can be found in the article Original, replacement, or used – which car parts are the most cost-effective?, which makes it easier to make a decision tailored to a specific budget and expectations.

Summary

The Audi R8 42 Gen 1 Interior Heater Blower Fan Motor is a solution that allows you to restore the proper operation of the heating and ventilation system while maintaining the factory design concept. Proper mounting fitment, predictable cooperation with the vehicle's electronics, and the ability to identify the part by manufacturer numbers make it a practical choice for repairing the ventilation system in a sports Audi R8.