See also:

Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...

Display selection
If you press the “TEXT” button during playback, the indication will change to the next one in the following sequence. For CD-DA: ...

Low fuel warning light
The low fuel warning light illuminates when the tank is nearly empty [approximately 2.6 US gal (10.0 liters, 2.2 Imp gal)]. It only operates when the ignition switch is in the “ON” position. ...