Vaico V10-3502 Engine Crankcase Vent Valve

Engine Crankcase Vent Valve for Audi A5 Quattro

Restore crankcase ventilation control with this VAICO engine crankcase vent valve, part number V10-3502. Built for the cylinder head location and electrically controlled operation, it supports proper crankcase pressure regulation in 2008-2010 Audi A5 Quattro applications.

VAICO V10-3502 is a diaphragm-style crankcase vent valve made with a Polyamid 6.6 housing and FPM/ACM seals. The included seal helps support a secure installation, while the low opening pressure of 0.03 bar is specified for precise ventilation control.

Key Features

• Engine crankcase vent valve for emission control and crankcase ventilation service
• Fits the cylinder head location
• Electrically controlled diaphragm valve design
• Polyamid 6.6 housing for application-specific durability
• FPM (fluoride rubber) and ACM (polyacrylate rubber) seal materials
• Supplied with seal
• Recommended replacement interval: 60,000 km or 3 years

Detailed Description

VAICO V10-3502 is an OE-style crankcase ventilation valve for the emission control system. It is specified for 2008-2010 Audi A5 Quattro models and mounts at the cylinder head. The electrically controlled diaphragm valve helps regulate crankcase pressure and ventilation flow, which is critical for stable engine operation and emissions management. This part number V10-3502 is also referenced against OE-style interchange numbers for the same application.

VAICO’s product line focuses on application-specific replacement parts for European vehicles, and this valve follows that approach with matched materials, seal construction, and fitment details for Audi A5 Quattro service work.

What It Helps Address

• Crankcase pressure buildup
• Oil vapor separation and ventilation faults
• Rough idle caused by ventilation system issues
• Oil leaks related to crankcase pressure imbalance
• Emission control warning conditions tied to ventilation valve failure

Installation Notes and Tips

Install at the cylinder head location and verify the sealing surfaces are clean before fitting. Confirm the electrical control connection and inspect the surrounding crankcase ventilation components for wear or contamination during service. For maintenance planning, VAICO specifies replacement at 60,000 km or 3 years.

Fits 2008-2010 Audi A5 Quattro, N/A.

Quality Assurance

VAICO V10-3502 is built to application-specific specifications with the listed housing, seal, and valve materials for consistent replacement service. Cross-reference part numbers for the same application include 06E 103 547 and 06E 103 547 A.