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


id0140f1104000

• The PCM operates cooling fan relay No.1 and No.2 as indicated in the table below.

Relay

Operation

Condition

Cooling fan relay No.1
ON
• Engine coolant temperature is above 100 °C {212 °F}.
• Engine coolant temperature sensor is malfunctioning.
• Accelerator pedal is depressed.
OFF
Except above
Cooling fan relay No.2
ON
• Engine coolant temperature is above 105 °C {221 °F}.
• A/C switch is on.
• Engine coolant temperature sensor is malfunctioning.
• Accelerator pedal is depressed.
OFF
Except above