9-3 Hatchback (9400) L4-2.0L Turbo (B205) (2000)
Temperature sensor, outdoor
The temperature sensor sends information on the current outdoor temperature to the SID unit. The display shows the temperature in the interval -40 - +50
°C (-40 - +122 °F).
Steering wheel controls
There are 7 control buttons on the steering wheel. One is used to activate the horn, the others to control the audio system in the car.
The display in cars fitted with the Saab Audio System shows the station to which the radio is tuned. When a button is pressed, the SID reads a voltage
level.
On cars without an audio system, only the horn button is fitted.
Engine coolant level sensor
The sensor detects a low coolant level and informs the SID unit.
FILL COOLANT FLUID is displayed.
Washer fluid level sensor
The sensor detects a low washer fluid level and informs the SID unit.
WASHER FLUID LEVEL LOW is displayed
Filament monitor
The filament monitor tests the front headlamp function and passes the information to the SID unit.
FRONT LIGHT FAILURE is displayed.
Rheostat
The SID unit uses the current rheostat setting to control the button and display lighting on the SID unit.
The rheostat value is output to the bus for use in adjusting the control and instrument lighting.
Interior light sensor
The light sensor is integral with the SID unit and used to measure the light intensity in the vehicle. The SID unit uses the current light reading and
rheostat value to determine the intensity of the display lighting.
The interior light reading is output to the bus for use in adjusting the light intensity of the indicator lamps on the main instrument unit. The display
lighting value is output to the bus to control the light intensity of the displays.
Units and languages
The SID unit's display of unit combinations and language can be selected according to the market. The following combinations are available:
Sound
The SID unit has an integral speaker for acoustic signals for its own functions and the functions of other systems.
Trip computer