System Description: Notes
The multiplex Control System has four internal functions:
- Multiplexing (send multiple signals over shared wires)
- Wake up/sleep models (runs at full power only on demand to reduce battery draw)
- Fail-safe (fixes or ignores faulty signals)
- Self-diagnosis (Mode 1 for the system, Mode 2 for input lines)
The system controls the function of the following circuits
- Engine Oil Pressure Indicator
- Seat Belt Reminder
- Lights-on Reminder
- Key-in Reminder
- Key Light Timer
- Dash Lights Brightness Control
- Entry Light Control
- Automatic Lights-off
- Power Door Locks
- Power Window (including key-off timer operation)
- Wiper/Washer (including speed sensitive intermittent wiper)
- Keyless Entry/Security Alarm
- Interlock