Toyota 2012 Highlander Owner's Manual page 492

5-1. Essential information
Emergency flashers
Use the emergency flashers if the vehicle malfunctions or is
involved in an accident.
Vehicles without navigation system
Vehicles with navigation system
NOTICE
■
To prevent battery discharge
Do not leave the emergency flashers on longer than necessary when the
engine is not running.
518
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.