Mitsubishi LANCER Owner's Manual page 293

Features and controls
Changing the turn signal sound
It is possible to change the turn signal sound.
1. Press and hold the multi-information meter switch for
about 2 seconds or more to switch from the setting mode
screen to the menu screen.
Refer to "Changing the function settings (With ignition
switch in the "ON" position)" on page 3-187.
2. Lightly press the multi-information meter switch to select
. (changing the turn signal sound)
Type 1
3
Type 2
3-198
3. Press and hold the multi-information meter switch for
about 2 seconds or more to switch in sequence from 1
N00563500038
(turn signal sound 1) → 2 (turn signal sound 2) → 1 (turn
signal sound 1).
The setting changes to the selected turn signal sound.