Mercedes-Benz W169 W245 180CDI 200CDI Part Oil Separator Breather 1928492531

The MERCEDES W169 W245 180CDI 200CDI Crankcase Ventilation Separator is a component of the crankcase ventilation system, classified under Hoses, Tubes, and Pipes, designed for Mercedes A-Class and B-Class diesel engines. It is responsible for the controlled removal of oil vapors, contributing to stable engine operation and reducing intake contamination. This is a practical service solution for users looking to restore proper crankcase ventilation function without the costly replacement of larger components.

Specifications and technical data

• SKU: A6400101162-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6400101162
• Substitutable numbers: A6400101162, A 640 010 11 62, 1928492531, 1 928 492 531, ŁS
• Category: Hoses, Lines & Pipes

Function of the Crankcase Ventilation Separator in 180CDI and 200CDI Engines

The crankcase ventilation separator in Mercedes W169 and W245 models with 180CDI and 200CDI engines is responsible for separating oil vapors from gases escaping the crankcase. A properly functioning component:

• stabilizes crankcase pressure,
• limits oil ingress into the intake system,
• supports smooth engine operation across the full load range,
• reduces the risk of excessive carbon deposit buildup in the intake manifold and pipes.

This keeps the intake system cleaner and brings the engine's operating parameters closer to factory specifications.

Construction and Compatibility with the Hose System

As a component within the Hoses, Tubes, and Pipes category, the crankcase ventilation separator is structurally designed to work with the factory vacuum and ventilation hose system in Mercedes vehicles. The shape and arrangement of the connectors allow for installation in original mounting points without requiring modifications to the system.

This precise fit ensures system tightness and correct gas flow direction, which is crucial for both engine performance and the longevity of other ancillary components.

Benefits of Using an Original Mercedes Part

Choosing a crankcase ventilation separator designed for specific Mercedes models offers a range of practical service benefits:

• guaranteed fit for the hose system in W169 and W245 vehicles with 180CDI and 200CDI engines,
• preservation of the factory gas flow geometry in the ventilation system,
• reduced risk of leaks resulting from the use of incompatible aftermarket parts,
• easier future diagnosis and inspection of the crankcase ventilation system's condition.

This makes the separator a functional solution for users who want to restore proper ventilation system operation without altering the engine's structure.

Product Condition and Service Application

The offered crankcase ventilation separator is a used part, allowing for an economical repair of the ventilation system in Mercedes A-Class and B-Class diesel vehicles. This type of part is particularly suitable for situations where the existing component shows signs of wear, such as leaks or excessive oil in the hoses.

Before installation, a standard inspection of the hoses, tubes, and pipes connected to the crankcase ventilation system is recommended to ensure the integrity of the entire installation and prevent the recurrence of previous symptoms.

Selection by OEM Number and Purchase Support

When selecting a crankcase ventilation separator for a specific Mercedes vehicle, it is advisable to use the OEM number and interchangeable part numbers to confirm full compatibility with the particular engine version. If in doubt, comparing the shape and connector arrangement with the currently installed part can also be helpful.

If you want a step-by-step guide on how to correctly select a part using the OEM number or VIN, consult the practical guide: Guide: How to Select the Right Car Part by VIN and OEM Number.

If you are planning comprehensive service for the ventilation and intake system in your Mercedes and need other parts from the hoses, tubes, and pipes category dedicated to this brand, check the available parts in the Mercedes Hoses, Tubes, and Pipes category.