Instruments; Tachometer - Saab 2004 9-3 Owner's Manual

78 Instruments and controls
Indicator, fuel
This light comes on when there is less than
about 2.5 gallons (10 litre) of fuel left in the
tank.
NOTICE
If the car runs out of fuel, air can be drawn
in with the fuel, which, in turn, can cause
the catalytic converter to be damaged by
overheating.
Headlight and parking
light indicator
This light indicates that the headlights or
parking lights are on.
Cruise control indicator
light
This light comes on when the system is
engaged.
Autochecking of lights, main
instrument panel
The warning and indicator lights shown
above should come on when the ignition
switch is turned to ON. They should go out
after about 4 seconds once the engine has
started or after the fault-free self-diagnosis
of each system or function.

Instruments

Tachometer

The tachometer displays the engine speed
in thousands of revolutions per minute.
A protective function (interruption of the fuel
supply) limits the engine speed within the
red zone.