The Citroen Relay / Peugeot Boxer 3 2.2 HDI Coolant Hose is an original coolant water pipe designed for 2.2 HDI diesel engines in third-generation Citroen Relay and Peugeot Boxer vans. This component belongs to the Cooling System Hoses and Pipes category, ensuring proper coolant flow to and from critical engine areas.
Specifications and technical data
- SKU: 46862306
- Mark: Peugeot
- Condition: Used
- OEM Part Number: 46862306
- Substitutable numbers: 46862306
- Part type: Pipe
- Category: Coolant Hoses
Purpose and Function in the Cooling System
This water pipe operates within the 2.2 HDI engine's coolant circuit, responsible for the stable routing of the medium between cooling system components. A correctly selected hose ensures:
- maintenance of the engine's optimal operating temperature,
- cohesion and sealing of the entire cooling circuit,
- safe interaction with the radiator, coolant pump, and other hoses.
Thanks to its precise fit for the Citroen Relay / Peugeot Boxer 3 2.2 HDI configuration, the hose maintains the correct geometry, reducing the risk of stress, abrasion, and leaks during operation.
Original Peugeot OE Origin
This part comes from the Peugeot OE line, meaning it was designed according to the vehicle manufacturer's factory specifications. In practice, this translates to:
- exact fit to the mounting points and spigots on the 2.2 HDI engine,
- retention of the original hose diameter and shape,
- compatibility with original cooling system clamps and connectors.
An original coolant hose minimizes the risk of installation problems and eliminates the need for modifications, which are often encountered with aftermarket parts of similar, but not identical, dimensions.
Characteristics of a Used Component
This hose comes from a used vehicle, allowing for an economical approach to cooling system servicing while maintaining factory specifications. A used component of this type is particularly beneficial when:
- a quick replacement of a damaged water pipe is needed without investing in a new set of hoses,
- compliance with the original cooling system is important,
- the vehicle operates under intensive conditions (deliveries, fleet), and restoring full functionality quickly is a priority.
Choosing an original, used hose helps maintain the factory coolant flow characteristics, which is crucial for engine temperature stability and the longevity of other components.
Benefits of Using an Original Water Pipe
Using this water pipe in a Citroen Relay or Peugeot Boxer 3 2.2 HDI offers a range of practical servicing benefits:
- Stable Coolant Flow – the appropriately selected hose diameter and shape support uniform engine cooling.
- Factory Fit – no need to adjust the hose length or bend angles during installation.
- Compatibility with Other System Components – the hose works with original components, reducing the risk of leaks at connections.
For commercial vehicles, which often operate under heavy loads, a correctly selected coolant hose is an essential element for maintaining engine reliability and predictable performance.
Technical Support and Additional Materials
If you are also interested in other Peugeot Cooling System Hoses and Pipes, check out our dedicated category: Peugeot Cooling System Hoses and Pipes. There you will find a wide selection of parts tailored for various models of this brand.
To better understand how operating conditions affect cooling system durability and when it's worth considering used components, we recommend our guide: Summer Heat vs. Cooling System: Used Radiators and Fans for Savings. This is a practical addition to your knowledge when planning service for commercial vehicles.
