Audi A3 8V 2.0 TFSI CZPB Oil Separator Breather Valve 06H906517Q

The Audi A3 8V 2.0 TFSI CZPB Oil Catch Can Separator Valve is an original part from the Oil Coolers and Hoses group, designed for the crankcase ventilation system in TFSI gasoline engines. The precise design of the valve ensures stable oil vapor drainage, supporting the proper operation of the powertrain and reducing the risk of unwanted leaks.

Specifications and technical data

• SKU: 06H906517Q
• Mark: Audi
• Condition: Used
• OEM Part Number: 06H906517Q
• Substitutable numbers: 06H906517Q, 06H 906 517 Q
• Category: Engine Oil Coolers & Lines

Function and Role in the Oil Catch Can System

The oil catch can separator valve in the Audi A3 8V 2.0 TFSI CZPB is responsible for the controlled drainage of gases from the crankcase and the separation of oil particles from the vapors. This allows for:

• stabilization of pressure in the crankcase system,
• limiting the excessive amount of oil entering the intake system,
• supporting smooth engine operation under various loads,
• reducing the risk of carbon deposit formation in the intake channels.

A functional separator valve is particularly important in TFSI units, where precise oil vapor management affects engine running smoothness and combustion parameter stability.

Construction and Fitment for Audi A3 8V 2.0 TFSI CZPB

The presented component has been designed as part of the catch can system in the 2.0 TFSI CZPB engine, meaning its geometry, mounting points, and connection spigots are adapted to the factory configuration of the powertrain. Proper fitment translates to:

• secure sealing of connections with the catch can system hoses,
• correct flow of gases and oil vapors,
• maintenance of factory ventilation system operating parameters.

Thanks to the use of original construction, the valve works with other components of the lubrication and intake system without the need for installation modifications.

Benefits of Using an Original Separator Valve

Choosing an oil catch can separator valve dedicated to the Audi A3 8V 2.0 TFSI CZPB allows for consistency with the powertrain's factory design. Key advantages include:

• compatibility with the lubrication and intake system – no need for hose or mounting adaptations,
• maintenance of gas flow characteristics as intended by the manufacturer,
• reduction of the risk of leaks and improper crankcase ventilation,
• support for smooth engine operation across the entire RPM range.

Using a component with factory-compliant parameters is particularly important in turbocharged engines, where pressure stability and proper oil vapor drainage affect the durability of the auxiliary equipment.

Product Characteristics and Application

The offered oil catch can separator valve comes from an Audi vehicle and is assigned to the Oil Coolers and Hoses category, highlighting its connection to the lubrication system and engine oil circulation. This component is used in the 2.0 TFSI CZPB unit installed in the Audi A3 8V, where it is responsible for:

• controlling gas flow from inside the engine,
• separating oil from vapors before they return to the intake system,
• limiting oil loss due to uncontrolled blow-by.

By maintaining the factory design, the valve can be installed in a manner similar to the service procedures specified by the vehicle manufacturer.

Condition and Practical Installation Tips

The component is offered as a used original part, allowing for an economical replacement of the valve while maintaining compatibility with the factory system. When installing, it is worth paying attention to:

• checking the condition of the catch can hoses and seals cooperating with the valve,
• proper seating of the component in its housing and even tightening of the mounts,
• checking the system for leaks after starting the engine.

This approach helps to reduce the risk of repeated intervention in the catch can system and supports stable powertrain operation after replacing the component.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as oil hoses, oil cooling components, or additional lubrication system components, check the available parts in the Audi Oil Coolers and Hoses category.

To better understand how the cooling system and components cooperating with the oil circulation behave at high temperatures, it is worth reading our guide “Summer Heat vs. Cooling System: Used Coolers and Fans Guarantee Savings”, where we discuss practical aspects of operating and selecting used components.

Additional information on selecting used, original parts for popular car models is also provided in the guide “Best Used Car Parts – A Guide to the Most Frequently Chosen Original Parts”, which is helpful when planning more extensive service work on your car.