Volkswagen Touran 1T Coolant Hose Pipe Line Quick Release Coupling 1K0121049DJ

Volkswagen Touran 1T Coolant Hose Pipe Line Quick Release Coupling is an original cooling system component from the Cooling system hoses and pipes group, designed for the precise connection of the coolant circuit in your Touran. The integrated quick-release coupling allows for efficient removal and installation of the hose, which facilitates maintenance and reduces the risk of leaks in a critical area of engine operation.

Specifications and technical data

• SKU: 1K0121049DJ
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K0121049DJ
• Substitutable numbers: 1K0121049DJ, 1K0 121 049 DJ, 1K0121087K, 1K0 121 049 AP, 1K0121049AP
• Part type: Hose
• Category: Coolant Hoses

Function and application in the cooling system

The coolant hose with a quick-release coupling is responsible for the stable routing of coolant between system components, ensuring proper heat dissipation from the engine unit. The design, based on the original Volkswagen blueprint, guarantees:

• appropriate coolant flow cross-section,
• correct positioning in the engine bay,
• compatibility with original connectors and mounts.

As a result, the hose works in harmony with other cooling system components, minimizing the risk of engine overheating and maintaining a stable operating temperature.

Original origin and replacement numbers

The part comes from the Volkswagen line, which means it adheres to factory manufacturing standards and complies with the manufacturer's service documentation. The part has a dedicated OEM number and assigned replacement numbers, which facilitates the selection of the correct component based on catalogs and parts lookup systems. This allows you to precisely verify the compatibility of the hose with the specific engine version and model year of your Touran.

Condition and benefits of installing a used hose

The offered hose comes from the used original parts segment, which allows you to combine reasonable costs with the preservation of factory geometry and fitment. In practice, this means:

• reliable fitment with existing cooling system elements,
• no need for modifications or adjustments required by aftermarket replacements,
• preservation of the original hose routing in the engine bay.

Choosing a used OEM component is particularly beneficial for maintenance repairs, where it is crucial to maintain the proper operation of the cooling system without excessively increasing service costs.

Professional selection and technical support

When selecting a coolant hose for a Volkswagen Touran 1T, it is worth using the OEM part number and replacement numbers to ensure full compatibility with your vehicle's specific configuration. In case of doubt, verification by VIN or consultation with a mechanic is recommended, which will help avoid problems with installation and system tightness.

To better understand the impact of functional hoses and pipes on engine durability and the symptoms of overheating, it is worth checking out the guide: Engine cooling system – overheating, repair, and used radiators. The article discusses in detail the relationship between cooling system design and engine lifespan.

Expanding the cooling system in a Volkswagen

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other elements from the same group, such as additional hoses, return lines, or sections connecting the radiator to the block, check the available parts in the Volkswagen cooling system hoses and pipes category.

Summary

Volkswagen Touran 1T Coolant Hose Pipe Line Quick Release Coupling is a practical solution for users who expect factory fitment, proper cooling system operation, and reasonable service costs. The original design, the presence of a quick-release coupling, and the ability to verify via catalog numbers make this a conscious choice for repairs and inspections of the cooling system in a first-generation Touran.