Bosch 0392023004 Engine Auxiliary Water Pump

Overview of Bosch Engine Auxiliary Water Pump 0392023004

The Bosch Engine Auxiliary Water Pump 0392023004 is designed to support the cooling system of various Mercedes-Benz models. This pump ensures efficient coolant circulation, helping maintain optimal engine temperatures under demanding conditions.

• Material: Mixed construction for durability and performance
• Rotation: Clockwise (right) rotation for precise fitment
• Power Consumption: 13 watts for efficient operation
• Inlet and Outlet Ports: One inlet and one outlet port each
• Weight: Approximately 0.6 lbs for easy handling and installation

Detailed Product Description

This Engine Auxiliary Water Pump from Bosch is part of the Engine Auxiliary Water Pump product line, which focuses on delivering reliable auxiliary cooling components for automotive engines. The mixed material construction balances strength and corrosion resistance, suitable for the rigorous demands of Mercedes-Benz vehicles. The pump operates with a clockwise rotation and features a single inlet and outlet port, designed to integrate seamlessly with the vehicle's existing cooling system. With a wattage rating of 13 watts, it provides efficient coolant flow without excessive power draw.

Compatible Mercedes-Benz Models

This auxiliary water pump is compatible with a wide range of Mercedes-Benz vehicles, including AMG performance models such as the A35 AMG, AMG GT series, C43 AMG, C63 AMG, CLA35 AMG, CLS53 AMG, E43 AMG, G63 AMG, and GLS63 AMG. It also fits luxury and utility models like the Maybach S600, Sprinter vans, and various ML, GL, and GLC series vehicles. The part number 0392023004 ensures precise compatibility with these models.

Common Applications and Issues Addressed

• Maintains proper coolant circulation in auxiliary cooling circuits
• Prevents engine overheating during high-performance or heavy-duty operation
• Supports temperature regulation in turbocharged and AMG engines
• Replaces faulty or worn auxiliary water pumps to restore cooling efficiency
• Helps avoid engine damage caused by insufficient coolant flow

Installation Notes and Tips

This Bosch auxiliary water pump does not include mounting hardware, gaskets, or seals, so these components must be sourced separately. The pump features no mounting holes or brackets, requiring installation using the vehicle's existing mounting points. It is important to verify the clockwise rotation direction matches the vehicle’s system requirements. Professional installation is recommended to ensure proper integration and avoid leaks or misalignment.

Quality Assurance and Warranty

Bosch manufactures this Engine Auxiliary Water Pump to meet OEM standards for fit, form, and function. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Using this pump helps maintain the integrity of the Mercedes-Benz cooling system and supports long-term engine reliability.