Genuine 11617501566 Engine Crankcase Vent Valve

BMW Crankcase Vent Valve Replacement

This Genuine engine crankcase vent valve is a direct-fit emission control component for BMW crankcase ventilation service. It is identified by part number 11617501566 and is used on select BMW 323i, 325i, 330i, X3, X5, and other M54-equipped applications with the non cold climate version.

Key Features

• Genuine OE replacement crankcase vent valve for BMW crankcase ventilation systems
• Part number 11617501566 for accurate ordering and service matching
• Supports crankcase pressure regulation within the emission control system
• Fits select BMW models from 1999-2006, depending on engine and climate configuration
• Non cold climate version application

Detailed Description

The Genuine 11617501566 engine crankcase vent valve is used in the emission control and crankcase ventilation system to manage vapors routed from the engine crankcase. Proper operation is important for stable idle quality, controlled crankcase pressure, and clean ventilation routing. This part number 11617501566 is listed for select BMW 323Ci, 323i, 328Ci, 328i, 325Ci, 325i, 325xi, 330Ci, 330i, 330xi, 525i, 530i, X3, X5, Z4, and 528i applications with the non cold climate version configuration.

Compatible fitment includes 2004-2006 BMW X3, 2003-2005 BMW 325Ci, 2003-2005 BMW 325i, 2001-2005 BMW 325xi, 2001-2005 BMW 330Ci, 2001-2005 BMW 330i, 2001-2005 BMW 330xi, 2001-2005 BMW 525i, 2001-2005 BMW 530i, 2001-2005 BMW X5, 2003-2005 BMW Z4, 2001-2002 BMW 325Ci, 2001-2002 BMW 325i, 2000 BMW 323Ci, 1999-2000 BMW 323i, 2000 BMW 328Ci, 1999-2000 BMW 328i, and 1999-2000 BMW 528i.

Common Issues This Part Can Address

• Excess crankcase pressure
• Oil vapor routing problems in the ventilation system
• Rough idle related to crankcase ventilation faults
• Vacuum-related drivability concerns tied to a failing vent valve
• Emission control system service needs on BMW M54 applications

Installation Notes and Tips

Verify the vehicle’s engine and climate configuration before ordering, since this listing is for the non cold climate version. Confirm the original part number 11617501566 against the removed component and inspect connected hoses and seals during service. For BMW 325i, 330i, and X5 applications, matching the exact ventilation setup is important for correct fitment.

Quality Assurance

Genuine parts are built to OE specifications for the listed BMW applications, providing a factory-style replacement option for emission control and crankcase ventilation repair.