Engine Auxiliary Water Pump

The Bosch 0392022010 Engine Auxiliary Water Pump is engineered to maintain optimal engine temperature by efficiently circulating coolant through the engine, heater core, and supporting systems, such as turbochargers. This pump meets OE specifications for reliability and fitment, providing a trusted solution for maintaining vehicle cooling performance. This auxiliary water pump is a direct, 100% plug-and-play replacement and is considered an upgrade over stock pumps in some applications, particularly for supercharged Mercedes-Benz AMG models. It features clockwise rotation and operates at 58 Watts. The pump is made in Germany and is built with mixed materials to OE quality standards. The Bosch 0392022010 is compatible with a wide range of Mercedes-Benz and Maybach vehicles, including various models from the E-Class, S-Class, SL-Class, CL-Class, and SLK-Class lines, spanning model years from the early 2000s to the early 2010s. Specific fitments include models like the Maybach 57 and 62, Mercedes-Benz E320, E350, E500, E55 AMG, SL500, SL55 AMG, S600, CL55 AMG, and SLK32 AMG. Consult the vehicle compatibility list for precise fitment details. Symptoms of a failing auxiliary water pump include engine overheating, especially during stop-and-go traffic or idling, visible coolant leaks from damaged seals or housing, and inconsistent cabin heating. Replacing a faulty pump is crucial to prevent severe engine damage. While installation can be a DIY job for those comfortable with the process, professional assistance is recommended if needed.