• The function of the electric fan control is essentially carried over from that of the previous Mazda 121 121DEMIO (DW) models, except for the following:
- Output devices
- Operation conditions
Operation
• The PCM operates cooling fan relays No.1 and No.2 as indicated in the table below.
Fan operation conditions
Cooling fan relay No.1
Cooling Fan relay No.2
Operation condition
Cooling fan No.1
Cooling fan No.2
Stop
Stop
OFF
OFF
• Engine coolant temperature less than 100°C {212°F}
Rotation
Low-speed rotation
ON
OFF
• Engine coolant temperature 100°C {212°F} or more
• A/C ON (middle pressure switch off)
Rotation
HIgh-speed rotation
ON
ON
• A/C ON (middle pressure switch on)
• Engine coolant temperature less than 108°C {227°F} or more
• During test mode when accelerator pedal is depressed.