Radiator Cap Sub-Assembly

About this product

The Radiator Cap Sub-Assembly (#16401-77030), a crucial component in the Fcv Cooling system, plays a pivotal role in maintaining the correct pressure inside the radiator. This Toyota Autoparts electrical part allows the cooling system to function optimally by keeping the coolant at its designated pressure point, which prevents it from boiling over and causing damage. This part, if old or clogged, can cause the cooling system to malfunction. A non-functional Radiator Cap Sub-Assembly (#16401-77030) might result in overheating, leading to critical damage to the entire system. Therefore, periodic replacement with genuine Toyota parts, which are vehicle compatible and backed by Toyota's genuine parts warranty, is highly recommended. The Radiator Cap Sub-Assembly (#16401-77030) significantly contributes to the overall efficiency of the cooling system and, by extension, the safe operation of the vehicle.