To lock without using the keyTo lock without using the key  - Doors - Locking and unlocking - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

Set the inside lock knob (1) to the locked position, and close the door (2).

Set the inside lock knob (1) to the locked position, and close the door (2).

► The driver’s door cannot be locked using the inside lock knob while the driver’s Note

► The driver’s door cannot be locked using the inside lock knob while the driver’s door is opened.

    See also:

    Electronic immobilizer (Antitheft starting system)
    [For vehicles equipped with keyless operation system] For information on operations for vehicles equipped with the keyless operation system, refer to “Keyless operation system: Electronic immobil ...

    Bluetooth® 2.0 interface
    The Bluetooth® 2.0 interface allows for making/receiving hands-free calls in the vehicle using a Bluetooth ® compatible cellular phone based on the wireless communication technology commonly kno ...

    Features
    To come in at under $14,000, the base Lancer DE forgoes some important equipment like air conditioning and antilock brakes; both are part of a $1,100 option package. The DE does come with power wi ...