The engine lifespan of the Kia Niro usually ranges from 150,000 to 200,000 kilometers, depending on the owner's maintenance habits and driving environment. In Malaysia's hot and humid climate, it's especially important to regularly replace key components such as engine oil, coolant, and spark plugs. This can significantly extend the engine's lifespan. As a hybrid model, the engine of the Kia Niro works in tandem with the electric motor, reducing the load on the traditional internal combustion engine. In theory, it's more durable than pure gasoline-powered vehicles. It's recommended that owners follow the maintenance schedule recommended by the manufacturer, use original or certified parts, and avoid long - term high - load driving. This not only protects the engine but also maintains the overall performance of the vehicle. Additionally, it's also crucial to regularly check the battery system and hybrid - related components because these systems are closely related to the engine. Good maintenance can ensure the long - term stable operation of the vehicle.