16100-80012 16100-09640 T-186 The water pump is mainly used in Toyota vehicles equipped with 1KR-FE and 1KRVET engines.

Although the car water pump has a simple structure, it is the power source for the engine cooling system and is crucial to the engine’s health. Understanding its function, working principle, and common faults helps car owners to identify potential problems in a timely manner and perform proper maintenance, thus avoiding major issues and protecting the expensive engine.