Audi A6 C8 High Voltage Battery Cooling Hose Tube 50 55 TFSIe 4K0122061Q

The Audi A6 C8 High Voltage Battery Cooling Hose Tube 50 55 TFSIe is an original high-voltage cooling system hose designed for hybrid versions of the Audi A6 C8. This component belongs to the Cooling System Hoses and Tubes group and is engineered to ensure stable heat dissipation from the traction battery, contributing to the safe and efficient operation of the hybrid drivetrain.

Specifications and technical data

• SKU: 4K0122061Q
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K0122061Q
• Substitutable numbers: 4K0122061Q, 4K0 122 061 Q
• Part type: Hose
• Category: Coolant Hoses

Purpose and Function in the HV Cooling System

This high-voltage battery cooling hose is responsible for the controlled flow of coolant between the battery modules and other components of the thermal management system. A correctly selected and sealed hose in the HV battery circuit helps maintain a stable cell temperature, reducing the risk of overheating, performance loss, and accelerated degradation of the battery pack.

In TFSIe hybrid units, maintaining the correct battery temperature is crucial for both performance and the longevity of the entire drivetrain. Using an original hose from the Cooling System Hoses and Tubes group ensures the preservation of factory flow characteristics and compatibility with other system components.

Construction and Fitment for Audi A6 C8 50/55 TFSIe

The hose has been developed by the manufacturer with the battery cooling system architecture of the Audi A6 C8 in the 50 TFSIe and 55 TFSIe versions in mind. This means a tailored geometry, appropriately shaped sections, and prepared connection ends, facilitating installation in original mounting points without the need for modifications.

Original manufacturing ensures:

• preservation of the factory coolant flow diameter,
• compatibility with the applied quick connectors and clamps,
• appropriate flexibility for the operation of the drivetrain and body.

Benefits of Using an Original Battery Cooling Hose

Using an original high-voltage battery cooling hose in the Audi A6 C8 TFSIe helps reduce the risk of leaks and improper coolant flow. This, in turn, translates to:

• stable operating temperature of the traction battery under various load conditions,
• more predictable operation of the hybrid drivetrain,
• reduced risk of failures related to high-voltage system overheating.

A component in used condition can offer an economical solution while maintaining the original manufacturer's specifications, which is particularly important in precise cooling systems for electrical components.

Professional Installation and Cooling System Diagnostics

When replacing the HV battery cooling hose, it is recommended to bleed the entire circuit and check for leaks at all connections. It is also advisable to verify the condition of other hoses, connectors, and system components to prevent the problem from recurring quickly. For a more comprehensive understanding of how a functional cooling system impacts the lifespan of the powertrain and auxiliary components, the article is helpful: Engine Cooling System – Overheating, Repair, and Used Radiators.

Audi Cooling System Expansion – Selecting Related Components

If you are planning a comprehensive repair or upgrade of the cooling system area in your Audi and need other parts from the same group, such as additional hoses, return lines, or supply sections, check the available parts in the Audi Cooling System Hoses and Tubes category.

Summary

The Audi A6 C8 High Voltage Battery Cooling Hose Tube 50 55 TFSIe is an original component of the high-voltage battery cooling system, specifically designed for hybrid versions of the Audi A6 C8. Thanks to its factory fitment and preserved flow parameters, the hose supports the safe and stable operation of the TFSIe drivetrain and helps mitigate the risk of overheating critical electrical components.