Brief description: General: Notes
The purpose of the SID unit is partly to provide the driver with information and partly to control the horn, instrument and display lighting, and perform calculations for the SID unit trip computer. It has its own diagnostic function and diagnostic trouble codes are generated when faults occur.
The SID unit receives information from its own sensors and switches as well as from other systems. The SID unit sends out certain information on the bus.
The SID unit has the following sensors:
- Temperature sensor, outdoor
- Steering wheel controls
- Engine coolant level sensor
- Washer fluid level sensor
- Filament monitor, front lights
- Rheostat
- Interior light sensor