Vaico V10-3502 Engine Crankcase Vent Valve

Overview of the VAICO Engine Crankcase Vent Valve V10-3502

The VAICO Engine Crankcase Vent Valve V10-3502 is designed specifically for the Audi A5 Quattro. This electrically controlled diaphragm valve ensures precise crankcase ventilation, contributing to optimal engine performance and emission control.

• Fitting position: Cylinder head
• Height: 128 mm, Width: 190 mm, Length: 346 mm
• Housing material: Durable Polyamid 6.6
• Opening pressure: 0.03 bar for accurate pressure regulation
• Seal material: FPM (fluoride rubber) and ACM (polyacrylate rubber) for reliable sealing
• Operating mode: Electrically controlled for responsive function
• Valve type: Diaphragm valve
• Recommended replacement interval: 60,000 km or 3 years
• Includes seal for secure installation
• Weight: 0.821 kg

VAICO Brand Line and Product Quality

The VAICO brand line is known for its focus on precision-engineered automotive components, including emission control parts like the Engine Crankcase Vent Valve. This product line emphasizes durability and exact fitment, ensuring compatibility with specific vehicle models such as the Audi A5 Quattro. The use of high-quality materials like Polyamid 6.6 and specialized sealing compounds reflects VAICO's commitment to reliable engine performance and emission compliance.

Detailed Product Description

The VAICO V10-3502 crankcase vent valve is an essential component in the emission control system of the Audi A5 Quattro. Positioned on the cylinder head, it regulates crankcase pressure by allowing gases to vent through a diaphragm valve mechanism. The valve operates electrically, providing precise control over opening pressure at 0.03 bar, which helps maintain engine efficiency and reduces harmful emissions. Constructed from Polyamid 6.6, the valve housing offers resistance to heat and chemical exposure, while the FPM and ACM seals ensure a tight, leak-free fit. Its dimensions (128 mm height, 190 mm width, 346 mm length) are designed for exact fitment, facilitating straightforward replacement within the recommended service intervals.

Common Applications and Issues Addressed

• Prevents excessive crankcase pressure buildup
• Reduces oil leaks caused by faulty ventilation
• Helps maintain engine performance and fuel efficiency
• Supports emission control compliance for Audi A5 Quattro
• Mitigates rough idling or engine stalling related to crankcase ventilation faults

Installation Notes and Tips

When installing the VAICO V10-3502 valve, ensure the cylinder head fitting position is clean and free of debris. Use the included seal to guarantee a secure and leak-free connection. Follow the recommended replacement interval of 60,000 km or 3 years to maintain optimal function. Electrical connections should be checked for corrosion or damage to ensure proper valve operation.

Quality Assurance and Warranty

VAICO products undergo rigorous quality control to meet OEM standards. The V10-3502 valve is manufactured with high-grade materials to ensure durability and reliable performance. While specific warranty details are not provided, VAICO’s reputation and product line focus on long-term service life and consistent operation within the recommended replacement intervals.