See also:

Precautions against vehicle modification
WARNING 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 SR ...

Horn
To sound the horn, push the horn pad. ...

Rear differential gear oil
There is no rear differential gear oil level gauge. To check the rear differential gear oil level, consult your SUBARU dealer for inspection. ...