To remove the keyTo remove the key  - Ignition switch - Starting and driving - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

For vehicles equipped with a M/T, when removing the key, push the key in at the “ACC” position and keep it depressed until it is turned to the “LOCK” position, and remove it.

For vehicles with CVT or Twin Clutch SST, when removing the key, first set the

For vehicles with CVT or Twin Clutch SST, when removing the key, first set the selector lever (CVT) or gearshift lever (Twin Clutch SST) to the “P” (PARK) position, and then turn the key to the “LOCK” position and remove it.

Caution

► Do not remove the ignition key from the ignition switch while driving. The Caution

► Do not remove the ignition key from the ignition switch while driving. The steering wheel will be locked, causing loss of control.
► If the engine is stopped while driving, the brake servomechanism will cease to function and braking efficiency will deteriorate.
Also, the power steering system will not function and it will require greater manual effort to operate the steering.
► Do not leave the key in the “ON” position for a long time when the engine is not running, doing so will cause the battery to be discharged.
► Do not turn the key to the “START” position when the engine is running, doing so could damage the starter motor.

    See also:

    Centre accessory box
    Push the lid centre (A) to open. ...

    Tyres and wheels
    Note ► Contact your MITSUBISHI MOTORS Authorized Service Point for details on the combination used on your vehicle. ...

    Keyless entry system*
    Press the remote control switch, and all doors and the boot lid (or tailgate) will be locked or unlocked as desired. Pressing the LOCK switch (1) or UNLOCK switch (2) will turn on the indicator ...