Bosch 0392023486 Engine Auxiliary Water Pump - Left

Reliable Engine Auxiliary Water Pump for BMW Vehicles

The Bosch Engine Auxiliary Water Pump 0392023486 is designed to support the cooling system of various BMW models. Engineered for durability and efficient operation, this pump helps maintain optimal engine temperature under demanding conditions.

• Brand: Bosch
• Brand Line: Engine Auxiliary Water Pump
• Part Number: 0392023486
• Material: Mixed
• Rotation: Clockwise (right)
• Wattage: 15 watts
• Inlet and Outlet Port Quantity: 1 each
• Weight: Approximately 0.57 lbs

About the Bosch Engine Auxiliary Water Pump Line

The Engine Auxiliary Water Pump line by Bosch focuses on providing reliable secondary water pumps that assist the primary cooling system. These pumps are critical for maintaining coolant circulation in BMW engines, especially during idle or low-speed operation, ensuring consistent temperature control and preventing overheating.

Detailed Product Description

This Bosch auxiliary water pump features a mixed material construction optimized for durability and performance. It operates with a clockwise rotation and delivers 15 watts of power to circulate coolant effectively. The pump includes one inlet and one outlet port, designed to integrate seamlessly with the BMW cooling system. Weighing just over half a pound, it is a compact and efficient component engineered specifically for BMW models such as the 230i, 330i, 430i, 530i, 740i, M3, M5, X3, X5, and others listed in the fitment.

Compatible BMW Models and Common Applications

• Supports cooling system function in BMW 230i, 330e, 430i, 530i, 740i, and M series vehicles
• Helps prevent engine overheating during stop-and-go traffic or extended idling
• Assists in maintaining optimal engine temperature for hybrid models like 330e and 530e
• Ensures proper coolant flow in performance models such as M3, M4, M5, and M8
• Compatible with BMW X series SUVs including X3, X4, X5, X6, and X7

Installation Notes and Tips

This auxiliary water pump does not include mounting hardware, gasket, or seal, so these components must be sourced separately. The pump features a clockwise rotation and requires proper alignment during installation. It is recommended to verify compatibility with your specific BMW model and engine variant before installation. Professional installation is advised to ensure correct fitment and system integrity.

Quality Assurance and Warranty

Bosch is a recognized manufacturer of automotive components, and this Engine Auxiliary Water Pump is built to meet OEM standards. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed quality assurance. Using genuine Bosch parts helps maintain the reliability and performance of your BMW cooling system.