Volkswagen LT35 2.5 TDI Diesel Coolant Water Flange Temp Sensor 074121132

Volkswagen LT35 2.5 TDI Diesel Coolant Water Flange Temp Sensor is a specialized cooling system component designed for the diesel engines of this series. It combines the function of a water flange and a mounting point for the temperature sensor, allowing for precise control of the system's operation. This is a practical solution for users looking for a proven component for the diesel cooling system in their LT35.

Specifications and technical data

• SKU: 074121132
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 074121132
• Substitutable numbers: 074121132, 074 121 132
• Fuel type: Diesel
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented water flange with a temperature sensor port operates within the coolant circuit, ensuring a stable connection of hoses and correct temperature readings by the engine control unit. In 2.5 TDI Diesel units, this is crucial for maintaining the proper operating temperature, protecting against overheating, and ensuring the correct operation of the injection system.

Thanks to the integrated temperature sensor socket, this component allows for quick installation and maintenance without the need for additional adapters. This solution reduces the risk of leaks and facilitates the diagnosis of potential cooling issues.

Benefits of using an original Volkswagen component

The water flange with temperature sensor dedicated to the LT35 has been designed for the specific diesel engines of this series, which translates into:

• a secure fit to the factory cooling system,
• proper coolant flow management,
• stable mounting of the temperature sensor at the correct point in the circuit,
• maintenance of the operating parameters specified by the vehicle manufacturer.

Choosing such a component is a way to maintain the factory operating characteristics of the diesel engine without compromising on compatibility or connection tightness.

Performance characteristics and installation

The element belongs to the Cooling system hoses and pipes group, which means it works directly with the hoses supplying and discharging the coolant. The design of the flange is prepared to operate under typical thermal and pressure conditions of a diesel engine cooling system, taking into account the loads characteristic of 2.5 TDI units.

When replacing, it is recommended to:

• check the condition of adjacent hoses and clamps,
• inspect the sealing surfaces,
• verify the correct seating of the temperature sensor after installation,
• bleed the cooling system after refilling with coolant.

This approach minimizes the risk of subsequent leaks and incorrect temperature readings, which is particularly important in heavily used commercial vehicles.

Condition and application in diesel vehicles

The offered water flange with temperature sensor is an aftermarket part, which allows for an economical repair of the cooling system while maintaining the proper fit for the diesel engine. This is a practical solution for users who want to restore the system's efficiency without investing in more expensive replacements of uncertain origin.

Due to being dedicated to diesel units, the component is adapted to the operating characteristics of the TDI engine – including typical temperature ranges, fan control methods, and interaction with control electronics.

Cooling system expansion and technical knowledge

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 flanges, hose sections, or coolant connectors, check the available parts in the Volkswagen cooling system hoses and pipes category.

To better understand how operating temperature affects the durability of cooling components and when it is worth reaching for used parts, read the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings. For those interested in reducing vehicle downtime in the workshop during major repairs, the material on the impact of a wide assortment in a single warehouse on vehicle repair time will also be helpful.