ELECTRICAL FAN CONTROL BLOCK DIAGRAM [MZR-CD (RF Turbo)]

id0140f1103900

•  The PCM determines the engine operation conditions based on input signals from the sensors, calculating the optimum fan motor rotation speed as the fan motor drive duty ratio, and sends a signal to the fan control module to control the cooling fan rotation speed.
am3zzn00001563

1
Refrigerant pressure switch (high)
2
Refrigerant pressure switch (middle)
3
ECT sensor
4
Vehicle speed signal
5
Fan control module