System Description: Notes
WARNING: This page is about a different car, the 2003 Acura 3.2CL and 2002 Acura 3.2CL. However, it is still accessible from the selected car via links, so may be relevant.
The Multiplex Control System has four internal functions:
- Multiplexing (send multiples signals over shared wires)
- Wake up/sleep (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 (ignition key light and ceiling light)
- Automatic Lights-off
- Power Door Locks
- Power Window (including key-off timer operation)
- Wiper/Washer (including speed sensitive intermittent wiper)
- Security Alarm
- Interlock system
- Memory Mirror Control
- Driving Position Memory System (DPMS)
- OnStar System