VELOSTER(FS) >2013 > G 1.6 T-GDI > Heating,Ventilation, Air Conditioning > Heater > Mode Control Actuator>Description and Operation  
The mode control actuator is located at the heater unit.
It adjusts position of mode door by operating mode control actuator based on signal of A/C control unit. Pressing mode select switch makes the mode control actuator shift in order of vent→ B/L → floor → mix.