Genuine OEM Audi Heater Motor Flap Actuator, part number 5Q0898511D. This electrical actuator is responsible for precisely controlling the position of a flap within the vehicle's heating and air conditioning system. It is typically located on the right side of the HVAC assembly, regulating airflow and temperature. Weighing 0.15 kg, this component ensures accurate and responsive climate control. Using a genuine OEM actuator guarantees correct electrical calibration, precise mechanical movement, and long-term reliability, which is essential for consistent and comfortable cabin temperature regulation.