To check the coolant levelTo check the coolant level  - Engine coolant - Maintenance - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

A transparent coolant reserve tank (A) is located in the engine compartment.

The coolant level in this tank should be kept between the “LOW” and “FULL” marks when measured while the engine is cold.

To add coolant

    See also:

    Tyres and wheels
    ...

    Adjusting head restraint forward or backward (Front seat only)
    Tilt the head restraint forward to adjust it forward. To adjust it backward, tilt the head restraint backward. ...

    Curtain airbag system
    The curtain airbags are contained in the front and rear pillars and roof side rail. The curtain airbag is designed to inflate only on the side of the vehicle that is impacted, even with no passeng ...