MB C200 1.8 W204 Facelift Blower MotorThe blower is used for moving air from either an outside source--referred to as vented air--or from cabin air past the heater core or air conditioning evaporator.
A blower motor resistor is a simple electric resistor. It's used in cars where the blower motor has only 4 or 5 fixed speeds.
A blower motor resistor or a blower motor control module is the part that controls the speed of the blower motor.
Cars with an automatic climate control system and vehicles where the blower speed can be adjusted gradually are equipped with an electronic blower motor.

Specification
Make Compatibility	Mercedes-Benz
Model Compatibility	C200
Engine Compatibility	1.8
Generation	W204
Year Compatibility	2012-2014
Material Type	Spare Part
Oem	Yes