Security indicator light
Subaru Legacy / Subaru Legacy Owners Manual / Instruments and controls / Warning and indicator lights / Security indicator light

This indicator light shows the status of the alarm system. It also indicates operation of the immobilizer system.
See also:
ON
This is the normal operating position after
the engine is started. ...
Precautions against vehicle modification
To avoid accidental activation of the system or rendering the system inoperative, which may result in serious injury, no modifications should be made to any components or wiring of the SRS airbag ...
To increase the speed (by accelerator pedal)
1. Depress the accelerator pedal to accelerate the vehicle to the desired speed.
2. Press the “RES/SET” switch to the “SET” side once. Now the desired speed is
set and the vehicle will keep running ...
