Part number ‎ 16100-69325 16100-69415 WPT-027 is an engine water pump assembly for Toyota and Lexus vehicles.

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.