Audi A6 C6 Coolant Radiator Fan Motor Shroud Right O/S TDI 400W 4F0959455J

Audi A6 C6 Coolant Radiator Fan Motor Shroud Right O/S TDI 400W is a component from the Fan and blower motors group, responsible for efficient cooling of the powertrain in TDI versions. It is a practical solution for users who want to restore the proper performance of the radiator while maintaining the factory operating characteristics of the system.

Specifications and technical data

• SKU: 4F0959455J
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0959455J
• Substitutable numbers: 4F0959455J, 4F0 959 455 J
• Location on the vehicle: Right
• Part type: Fan Motor
• Category: Fan Motors

Purpose and function in the cooling system

The presented fan is designed for installation on the right side of the engine bay in the Audi A6 C6 generation with TDI engines. Its task is to force airflow through the radiator, which stabilizes the coolant temperature during city driving, idling in traffic jams, and under higher engine loads.

Thanks to its appropriately selected operating power, the fan maintains proper thermal conditions, reducing the risk of overheating and ensuring the smooth operation of the entire cooling system. This is particularly important in diesel engines, where thermal loads are higher than in gasoline units.

Construction and performance parameters

The electric fan motor has been designed for stable operation at elevated temperatures and in conditions exposed to moisture and contaminants from the engine bay. The applied design ensures:

• consistent operation with the factory fan control in the Audi A6 C6,
• appropriately selected rotational speed for the TDI system,
• maintenance of the correct direction of airflow through the radiator.

Positioning on the right side of the vehicle allows for optimal use of space in the engine bay and correct interaction with other cooling system components and aerodynamic covers.

Benefits of using an original Audi component

Using an original fan from the Fan and blower motors group in the Audi A6 C6 allows you to maintain factory cooling parameters without the need for modifications to the electrical installation or mounts. You receive a component designed specifically for this model, which translates into:

• proper fitment to the radiator frame and covers,
• compatibility with stock temperature sensors and the control unit,
• consistent operation with other fans in the vehicle (if present).

This solution is particularly beneficial for repairs after a cooling system failure or a collision, when you want to restore the stock configuration without experimenting with replacements of uncertain parameters.

Condition, selection, and installation

The offered item is in used condition, which allows for an economical repair while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard check of the electrical installation, connectors, and the general condition of the cooling system to eliminate other potential sources of engine operating temperature issues.

It is always worth linking the selection of the fan with the verification of factory markings and vehicle configuration (engine type, equipment version). In the case of more complex powertrain repairs, an expert guide on selecting components by factory numbers may be helpful – you can find it in the article Why it is worth buying used gearboxes and engines – facts instead of myths, where practical part identification procedures are described.

Expansion and modernization of the Audi cooling system

If you are planning a comprehensive repair or modernization of the engine area in your Audi and need other elements from the same group, such as additional fan motors, blowers, or drive modules, check the available parts in the Audi fan and blower motors category.

For users interested in a broader look at the design differences between sports versions and standard models, a comparative material regarding the RS range may also be useful – more information can be found in the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the specifics of cooling and braking systems in more powerful variants.