OE Aftermarket VAG5Q0906457K-100F HVAC Heater Control Valve Solenoid

The OE Aftermarket VAG5Q0906457K-100F is an aftermarket replacement HVAC heater control valve designed to match the fit and function of OEM part number 5Q0906457K. This electronically-controlled solenoid valve regulates the flow of engine coolant to the heater core, ensuring optimal cabin temperature control and passenger comfort in Volkswagen and Audi vehicles.

Key Features:

• Direct replacement for genuine VW/Audi part numbers 5Q0906457K, 5Q0906457A, and 5Q0906457B
• Electronically-controlled solenoid valve for precise coolant flow regulation
• Restores proper heating system function and temperature control
• Engineered to OEM specifications for reliable fit and performance
• Addresses common symptoms including inconsistent cabin temperatures or loss of heat

This heater control valve is a critical component of the vehicle's HVAC system, working in conjunction with the heater core to provide consistent cabin heating. When the valve malfunctions, drivers may experience inadequate heat output, fluctuating temperatures, or complete loss of heating function. Installing a quality replacement valve restores proper climate control operation and passenger comfort.

Compatibility: This valve fits various Volkswagen and Audi models including A3, Q7, S3, TT, TTS, Golf, Jetta, Passat, Atlas, and Alltrack vehicles equipped with 2.0L, 2.9L, and 3.6L engines. Always verify fitment for your specific vehicle year and engine code.