A high-quality automobile water pump needs to have the following characteristics:

1. High-efficiency performance: A high-quality automobile water pump should have high-efficiency pump performance, which can provide stable water flow and pressure, ensure the normal operation of the engine cooling system and prevent the engine from overheating.

2. Durability: The water pump should be made of high-quality materials with good corrosion resistance and wear resistance, which can run stably for a long time and reduce the occurrence of faults and damages.

3. Low noise: A high-quality water pump should be designed reasonably to reduce noise and vibration during operation and improve driving comfort.

4. Compact design: The water pump should have a compact design, which is convenient to install, does not occupy too much space, and ensures good cooperation with other components.

5. High-temperature tolerance: The water pump should be able to run stably in high-temperature environment to ensure the normal operation of the engine cooling system under various working conditions.

6. Safety: The water pump should have reliable sealing performance to prevent water leakage and avoid engine damage due to water pump failure.

7. Convenient maintenance: The design of water pump should consider the convenience of maintenance and replacement to reduce maintenance cost and time.

To sum up, a high-quality automobile water pump should have the characteristics of high efficiency, durability, low noise, compact design, high temperature tolerance, safety and convenient maintenance, so as to ensure the normal operation of the engine cooling system and the reliability of the vehicle.