Genuine OEM Audi Temperature Sensor, part number 5Q0907543. This sensor is vital for monitoring and reporting temperature readings within the vehicle's heating, ventilation, and air conditioning (HVAC) system. It ensures accurate climate control and system operation. Located within the main HVAC assembly, it provides critical data to the control module. Weighing only 0.005 kg, this compact sensor is engineered for precision. Choosing a genuine OEM sensor guarantees correct calibration, signal characteristics, and long-term reliability, which are essential for accurate system monitoring and comfort.