Where is the coolant temperature sensor on 2000 ford expedition 4x4?

On a 2000 Ford Expedition 4x4, the coolant temperature sensor is typically located on the engine block, near the thermostat housing. It is usually found on the driver's side of the engine. To access it, you may need to remove some components or covers, depending on the specific engine configuration. Always refer to a repair manual for precise location and instructions.