Operation CHARM: Car repair manuals for everyone.

Smart Entrance Control Unit

Description
The following systems are controlled by the smart entrance control unit.
- Warning chime
- Rear window defogger timer and door mirror defogger timer
- Power door lock
- Multi-remote control system
- Vehicle security system
- Interior room lamp timer
- Electric sunroof and power window timer
- Battery saver

For detailed description and wiring diagrams, refer to the each system.

The smart entrance control unit receives data from the switches and sensors to control their corresponding system relays and actuators.

Input/Output:






BATTERY SAVER
The lamp turns off automatically when the interior room lamp or/and map lamp is illuminated with the ignition key in the OFF position, if the lamp remains lit by the door switch open signal or if the lamp switch is in the ON position for more than 10 minutes.

After the battery saver system turns off the lamps, the lamps illuminate again when:
- driver's door is locked or unlocked,
- door is opened or closed,
- key is inserted in ignition key cylinder.