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 InspectionHeadlight High Beam Indicator Light
Purpose
Notifies the user that the headlights (HI) are illuminated.
Function
Illuminates when the headlight (HI) or parking illumination conditions are
met.
Construction
Displayed in the instrument cluster.
Operation
1. When the light switch is operat ...
Engine Coolant
Inspecting Coolant Level
WARNING
Do not use a match or live flame in the engine compartment. DO NOT ADD COOLANT
WHEN THE ENGINE IS HOT:
A hot engine is dangerous. If the engine has been running, parts of the engine
compartment can become very hot. You could be burned.
Carefully inspect the e ...
Differential [C66 M R]
Purpose, Function
The differential absorbs the rotation speed of the inside and outside wheel
of a wheel set when the vehicle is cornering.
Construction
Operation
Driving in a straight line
Cornering
...