Audi A4 S4 B8 A5 8T Engine Oil Separator Valve 3.0 TFSI 06E103547H

Audi A4 S4 B8 A5 8T Oil Separator Crankcase Ventilation Valve 3.0 TFSI is a specialized component of the crankcase ventilation system, designed for 3.0 TFSI gasoline engines in Audi models. It is responsible for the controlled discharge of oil vapors, engine pressure stabilization, and reduction of oil loss, which translates to more predictable engine operation.

Specifications and technical data

• SKU: 06E103547AH
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E103547AH
• Substitutable numbers: 06E103547AH, 06E 103 547 AH
• Fuel type: Petrol
• Rim width: 8
• Category: Oil Sumps

Purpose and Function of the Oil Crankcase Ventilation Valve

The Audi 3.0 TFSI oil separator crankcase ventilation valve operates within the crankcase ventilation system, separating oil vapors from gases before they are reintroduced into the intake system. A properly functioning component of this type helps to:

• stabilize crankcase pressure, which promotes smooth gasoline engine operation,
• limit blow-by and excessive oil consumption, which affects the refinement of the 3.0 TFSI unit's operation,
• reduce intake system contamination by condensed oil, which helps maintain engine performance parameters.

Replacing a worn crankcase ventilation valve with a functional component is one of the key service actions for symptoms such as unstable idle, increased oil consumption, or overpressure in the lubrication system.

Technical Characteristics and Fitment

The presented valve is from the group of original Audi components, which means it retains the factory geometry, mounting points, and connections for vacuum and crankcase ventilation lines. Thanks to this, installation in 3.0 TFSI gasoline units used in Audi A4, S4 B8, and A5 8T is predictable and does not require any modifications to the existing setup.

The component is assigned to the oil sumps category, as it directly interacts with the engine's lubrication and ventilation system. Using the correct crankcase ventilation valve helps maintain:

• stable operating conditions for engine oil across a wide range of loads,
• proper circulation of oil vapors between the crankcase and the intake system,
• consistency of engine unit performance parameters with the manufacturer's specifications.

Condition, Origin, and Ecological Aspect

The offered oil crankcase ventilation valve is a used part from the aftermarket, allowing for economical repair of the ventilation system while maintaining the original design. A used component of this type, after appropriate verification, represents a reasonable compromise between cost and the preservation of factory technical solutions.

Choosing a verified used part also aligns with the trend of responsible vehicle ownership – it reduces waste and the consumption of raw materials needed for the production of new components. If you want to learn more about the benefits of this approach, it is worth reading the article Eco-Driving: Discover the Benefits of Used Car Parts, which describes the advantages of recycling in the automotive industry.

Benefits of Using the Correct Crankcase Ventilation Valve in Audi 3.0 TFSI

Selecting the appropriate oil separator crankcase ventilation valve for the 3.0 TFSI engine translates into a number of practical operational benefits:

• more predictable engine operation through crankcase pressure stabilization,
• reduced risk of leaks in the ventilation system and associated performance drops,
• decreased intake contamination by oil vapors, which helps maintain the efficiency of the fuel system,
• better control of oil consumption under typical driving conditions.

This solution is particularly important in turbocharged gasoline engines, where the proper functioning of the crankcase ventilation system directly impacts engine durability and performance.

Complementary Offer – Audi Oil Sumps

If you are also planning to replace other components as part of your lubrication system service, such as housings or seals, it is worth considering selecting other Audi oil sumps. For this purpose, you can use the dedicated category Audi oil sumps, where you will find a wide selection of components tailored to various models of this brand.