Coolant
The coolant should be changed at the intervals specified in the maintenance schedule.
See also:
Indicator symbols on the instrument cluster
...
40 MPG POWERTRAIN
Under the hood, the Hyundai Elantra is powered by an all-new 1.8-liter Nu
four-cylinder engine with 148 horsepower and 131 lb-ft of torque (145 horsepower
and 130 lb-ft of torque for Elantra PZEV) ...
Checking Engine Cooling Fan
The engine cooling fan should come on automatically if the engine coolant temperature
is high. ...