Citroen Relay Mk3 III Engine Oil Pump Suction Pipe Tube 2.2 BlueHDi 9810055980

Citroen Relay Mk3 III Engine Oil Pump Suction Pipe Tube 2.2 BlueHDi is a specialized component of the lubrication system, responsible for effectively drawing oil from the sump and delivering it to the oil pump. A properly selected oil pump suction pipe is crucial for stable oil pressure, protection of the bearings and turbocharger, and the overall durability of the power unit. Choosing an original component from the Oil coolers and lines group allows you to maintain the factory operating parameters of the 2.2 BlueHDi engine.

Specifications and technical data

• SKU: 9810055980
• Mark: Citroën
• Condition: Used
• OEM Part Number: 9810055980
• Substitutable numbers: 9810055980
• Category: Engine Oil Coolers & Lines

Function and importance of the oil pump suction pipe in the 2.2 BlueHDi engine

The oil pump suction pipe in the Citroen Relay Mk3 III is responsible for pre-filtration and uniform oil suction from the sump, ensuring the pump can maintain proper pressure throughout the lubrication system. A correctly functioning component:

• ensures a stable oil supply to the pump under various engine load conditions,
• reduces the risk of drawing in contaminants and larger particles from the oil sump,
• supports uniform lubrication of the crankshaft, timing system, and accessories,
• helps maintain the appropriate oil temperature in cooperation with elements from the Oil coolers and lines group. For BlueHDi diesel units, which often operate under high loads, a functional oil pump suction pipe is particularly important for engine longevity and operational stability on long journeys.

Why choose an original Citroën component

The original oil pump suction pipe designed for the Citroen Relay Mk3 III has been engineered for the specific design of the oil sump, the geometry of the lubrication system, and the characteristics of the 2.2 BlueHDi engine. As a result, it:

• fits the factory system without the need for modifications or adjustments,
• maintains the correct oil suction height relative to the bottom of the sump,
• ensures proper oil flow at both low and high RPMs,
• reduces the risk of cavitation and pressure drops in the lubrication system. Unlike random aftermarket replacements, the original Citroën component allows for consistency with the factory lubrication system design, which translates into safer engine operation in both city and highway conditions.

Condition, verification, and preparation for installation

The presented oil pump suction pipe is a second-hand component sourced from vehicle dismantling. This type of part, when used correctly by the donor vehicle, retains full functionality because it does not operate in direct contact with friction elements, and its wear is mainly related to oil cleanliness and the condition of the sump. Before being offered for sale, the component is visually inspected for:

• absence of cracks and deformation of the body,
• condition of the filter mesh and its mounting,
• tightness of connections at the point of installation to the oil pump. An element prepared in this way is a practical solution for users who want to restore the proper operation of the lubrication system without the need to invest in a new sub-assembly, while maintaining the factory design specification.

Impact on the oil cooling system and unit durability

Although the oil pump suction pipe is not a cooler in the strict sense, it works with elements from the Oil coolers and lines group, determining the amount of oil flowing through the cooler. Efficient oil flow:

• facilitates maintaining a stable operating temperature of the power unit,
• reduces the risk of oil overheating under high loads,
• protects sensitive components such as the turbocharger or timing system. To better understand the relationship between the lubrication and cooling systems, it is worth reading our guide on the diagnostics and maintenance of engine cooling systems – practical tips can be found in the article Engine cooling system – overheating, repair, and used radiators.

Comprehensive approach to repair and part selection

Replacing the oil pump suction pipe in a Citroen Relay Mk3 III often goes hand in hand with servicing the oil sump, checking the pump, and inspecting cooperating elements in the lubrication system. When planning such a repair, it is worth considering purchasing several components in one place, which facilitates logistics and allows for the consistency of the parts used. You can read about the practical aspects of completing used consumables in our guide how to complete used car parts in one place, which discusses the advantages of a One-Stop-Shop approach. If you are planning a comprehensive repair or upgrade of the engine area in your Citroen and need other elements from the same group, such as oil lines, oil cooling elements, or additional supply sections, check the available parts in the category Citroen oil coolers and lines.