Purpose, Function
The cooling fan relay operates by receiving the signal from the PCM to supply power to the cooling fan motor.
Construction
The cooling fan relay is installed on the relay and fuse block.

Operation
The contact point is on when the battery voltage is supplied to the coil based on the signal from the PCM, and the battery voltage is supplied to the cooling fan motor.

Fail-safe
Function not equipped.
Water Pump
Thermostat InspectionReduction Gear
Purpose/ Function
The reduction gear transmits the rotation input from the EPS motor, decreasing
the rotation speed and increasing the torque simultaneously.
Construction
The reduction gear consists of the worm wheel located on the steering column
main shaft and the worm sh ...
Engine Coolant Temperature (ECT) Sensor Inspection
Resistance Inspection
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
ECT Sensor No.1
1. Remove the ECT sensor No.1..
2. Place the ECT sensor No.1 in water with a thermometer, and heat the water
...
Starter Relay [Skyactiv G 2.0]
Purpose, Function
The starter relay supplies power to the starter by receiving the signal from
the PCM.
Construction
The starter relay is installed to the relay and fuse block.
Operation
The contact point is on when the voltage is supplied to the coil based on
...