Genuine Mercedes 271-203-01-64 Engine Coolant Heater Control Valve

The Genuine Mercedes 271-203-01-64 is an OEM heater control valve designed to regulate coolant flow within the engine cooling system. This electronically-controlled valve manages the circulation of coolant between the engine block and heating system, ensuring optimal temperature regulation for both engine performance and cabin comfort.

Key Features:

• Genuine Mercedes-Benz OEM part for guaranteed fit and quality
• 12V electronic operation with 2-pin connector
• Constructed from durable plastic and metal materials
• Direct replacement for worn or failed coolant valves
• Critical component for maintaining proper engine operating temperature
• Also known as: Water Pump Check Valve, Heater Control Valve, Coolant Pump Valve

This valve plays an essential role in the engine's thermal management system by controlling coolant flow through heating circuits. A malfunctioning valve can result in inadequate cabin heat, erratic engine temperature, or coolant system issues. Mercedes-Benz genuine parts are manufactured to precise OEM specifications, ensuring reliable performance and longevity. Cross-reference numbers include A2712030164, EHV122, and 16208MR.