The Genuine BMW Relay Pickup Delay Fan is a high-quality, original equipment manufacturer (OEM) part designed specifically for BMW vehicles. This relay is responsible for controlling the operation of the cooling fan in the vehicle's engine compartment, helping to regulate the temperature and prevent overheating. It has a pickup delay function, which means it will activate the fan a short time after the engine is turned off to continue cooling the engine. This helps to extend the life of the engine and prevent damage from overheating. The part number for this relay is 61358363456.