The General Electric OE number 059 121 012 A corresponds to an Electronic Auxiliary Water Pump from the Volkswagen Group (VAG), primarily used in mid-to-high-end models from Audi, Volkswagen, and Porsche.

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.