Keyless entry systemKeyless entry system  - Locking and unlocking - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

Press the remote control switch, and all doors and the rear hatch will be locked or unlocked as desired.

It is also possible to operate the outside rear-view mirrors.

1- LOCK switch

1- LOCK switch
2- UNLOCK switch
3- Indication lamp

See also:

Horn switch
Press the steering wheel on or around the mark. ...

If the lamp illuminates while driving
(1) Since there will always be a possibility of the vehicle becoming unstable when brakes are applied rapidly, ensure that brakes are applied gently and that high– speed driving is not attempted ...

Vehicles with CVT
...