2013 Toyota Highlander Owners Manual - Page 102

1-7. Theft deterrent system Vehicles with a Display Audio system Vehicles without smart key system: The indicator light flashes after the key has been removed from the engine switch to indicate that the system is operating. The indicator light stops flashing after the registered key has been inserted into the engine switch to indicate that the system has been canceled. Vehicles with smart key system: The indicator light flashes after the "POWER" switch has been turned OFF to indicate that the system is operating. The indicator light stops flashing after the "POWER" switch has been turned to ACCESSORY or ON mode to indicate that the system has been canceled. 126