Audi Q5 FY Pressure Regulating Valve Engine Oil Separator 2.0 TFSI 06K103495AN

Audi Q5 FY Pressure Regulating Valve Engine Oil Separator 2.0 TFSI is a crankcase ventilation system component that stabilizes engine performance and limits oil from entering the intake system. A properly selected oil separator supports correct engine pressure, reduces oil consumption, and helps keep the intake cleaner. This component from the Oil coolers and lines group is designed for use in Audi vehicles with a 2.0 TFSI engine in the Q5 FY generation model.

Specifications and technical data

• SKU: 06K103495AN
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K103495AN
• Substitutable numbers: 06K103495AN, 06K 103 495 AN
• Category: Engine Oil Coolers & Lines

Function and role of the oil separator in the Audi Q5 FY 2.0 TFSI

The oil separator plays a key role in the crankcase ventilation system by separating oil mist from gases before they return to the intake. Thanks to this, it:

• limits carbon deposit buildup in the manifold and on intake valves,
• supports stable operation of the 2.0 TFSI engine across a wide range of loads,
• helps maintain more uniform pressure in the crankcase,
• reduces the risk of leaks resulting from overpressure in the system.

A functional oil separator is particularly important in modern TFSI units, where precise control of the mixture and boost pressure requires a tight, properly functioning ventilation system.

Construction and fitment to the lubrication system

The presented oil separator has been designed as a component that works with the lubrication and intake system in the Audi Q5 FY 2.0 TFSI. The design provides:

• an integrated oil separator matched to the characteristics of the TFSI engine,
• connections prepared for use with factory oil and vacuum lines,
• a housing adapted to the standard layout of components in the engine bay.

As a result, installation is similar to the factory process, without the need to modify adjacent lubrication or intake system components.

Condition, origin, and benefits of using a used part

The offered oil separator comes from the dismantling of an Audi vehicle and is classified as a used part. This type of component, when maintained in proper technical condition, allows for:

• economical repair of the crankcase ventilation system,
• preservation of the original engine operating characteristics,
• cost reduction compared to purchasing a new OEM component.

Choosing an original component from dismantling is often preferred by users who value factory fitment and compatibility with the existing engine configuration.

The importance of a functional oil separator for engine durability

In the 2.0 TFSI engine, a properly functioning oil separator has a direct impact on the cleanliness of the intake system and the stability of the engine's operation. A faulty separator can lead to:

• increased oil consumption,
• irregular idling,
• accelerated contamination of the intake manifold.

Regular inspection and, if necessary, replacement of this component is one of the simplest ways to maintain correct engine operating parameters and reduce the risk of costly repairs in the future. You can find more about the impact of lubrication and cooling systems on engine longevity in the article Engine cooling system – overheating, repair, and used radiators, which discusses practical aspects of operation and diagnostics.

Expanding Audi lubrication system service

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

Summary

Audi Q5 FY Pressure Regulating Valve Engine Oil Separator 2.0 TFSI is a practical solution for users who want to restore the proper operation of the crankcase ventilation system while maintaining factory engine performance characteristics. Using an original element from the Oil coolers and lines group supports the stability of TFSI unit operating parameters, helps reduce oil consumption, and promotes a cleaner intake system, which translates into more predictable vehicle operation.