Mercedes W204 Radiator Coolant Hose Right To Oil Cooler A2045019682

Mercedes W204 Radiator Coolant Hose Right To Oil Cooler is a precisely engineered cooling system component responsible for a stable connection between the fluid circuit and the oil cooler. Thanks to its fitment to the specific geometry of the W204 engine bay, the hose ensures reliable coolant flow and proper integration with the factory oil cooling system. This is a solution for users expecting a technically correct and trouble-free replacement of a component in a critical engine area.

Specifications and technical data

• SKU: A2045019682
• Mark: Mercedes (Genuine OE)
• OEM Part Number: A2045019682
• Substitutable numbers: A2045019682, A 204 501 96 82
• Location on the vehicle: Right
• Category: Coolant Hoses

Function and role in the cooling system

The hose belongs to the Cooling system hoses and pipes group and operates in the area connecting the right side of the system to the oil cooler. It is responsible for the directional transport of coolant, which contributes to:

• maintaining a stable engine oil temperature,
• reducing the risk of engine overheating,
• proper cooperation of the fluid circuit with the oil cooler.

Its placement on the right side of the vehicle allows for optimal routing relative to other components, minimizing stress and the risk of improper positioning in the engine bay.

Fitment for Mercedes W204

The hose has been developed with the cooling system architecture of the Mercedes C-Class W204 generation in mind, taking into account the specific connection to the oil cooler. The hose design is adapted to:

• factory mounting and routing points,
• the geometry of the right side of the engine bay,
• cooperation with the original oil cooling system.

Such fitment translates into stable installation, no need for modifications, and the preservation of the factory coolant flow logic.

Benefits of using a dedicated hose

Using a hose designed specifically for this model allows for maintaining cooling system performance at the levels intended by the manufacturer. In practice, this means:

• more predictable engine and oil temperature behavior,
• reduced thermal load on the engine unit,
• reduced risk of leaks at the critical connection with the oil cooler.

For users who service their car according to the manufacturer's guidelines, this is a solution consistent with the factory cooling system concept, without compromises regarding fitment and hose routing.

Technical support and additional materials

To better understand the impact of a functional cooling hose and oil cooler on engine durability, it is worth checking out our guide on cooling system diagnostics and service: Engine cooling system – overheating, repair, and used radiators. The article discusses practical aspects of cooling system operation and the consequences of neglect in this area.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other components from the same group, such as additional pipes, hoses, or connecting sections, check out the available parts in the Mercedes cooling system hoses and pipes category.