Does the Mercedes-Benz C200 require air bleeding when replacing the electronic water pump?

[DelConnor]

Mercedes-Benz C200 requires air bleeding when replacing the electronic water pump. Mercedes-Benz electronic water pump air bleeding method: First, open the radiator cap of the electronic water pump, then turn on the car's ignition switch, set the air conditioning to heating mode at the highest temperature, and adjust the fan to the lowest setting. At this point, the water pump will start working. Wait for the water pump to run for a while, and the air will be expelled. Precautions for air bleeding the Mercedes-Benz electronic water pump: It is important to note that air bleeding must be performed when the engine is cold. Never open the radiator cap or drain valve when the coolant temperature is very high to avoid scalding.