To lockTo lock  - Keyless entry system - Locking and unlocking - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

Press the LOCK switch (1). All the doors and rear hatch will be locked. The turn-signal lamps will blink once.

► With a vehicle that has a Dead Lock System, pressing the LOCK switch (1) two Note

► With a vehicle that has a Dead Lock System, pressing the LOCK switch (1) two times in succession causes the Dead Lock System to be set. (Refer to “Setting the system”.)

    See also:

    Interrupt display screen (when the ignition switch is “ON”)
    Warning display When there is information to be announced, such as a system fault, a sound is emitted and the information screen switches to the warning display screen. Refer to the warning list a ...

    Ignition switch
    [For vehicles equipped with keyless operation system] For information on operations for vehicles equipped with the keyless operation system, refer to “Keyless operation system: Engine switch”. ...

    Warning display list (when the ignition switch is “OFF”)
    ...