WIRELESS DOOR LOCK CONTROL SYSTEM(w/o Entry and Start System) SYSTEM DESCRIPTION
WIRELESS DOOR LOCK CONTROL SYSTEM DESCRIPTION
This system locks and unlocks the vehicle doors remotely. The wireless control system has the following features:
The door control receiver performs the code identification procedure and the main body ECU operates the door lock control. A serial data link is provided for communication between the receiver and main body ECU.
A key-integrated type transmitter is used and it contains the following 3 switches: the door lock switch, door unlock switch and luggage switch.
FUNCTION OF MAIN COMPONENTS
Component
Function
Door control transmitter
Contains lock, unlock and luggage switches.
Transmits weak electric waves (recognition codes and function codes) to door control receiver.
Door control receiver
Receives weak electric waves (recognition codes and function codes) from door control transmitter, and changes waves to code data.
Door lock (door unlock detection switch)
Transmits door lock conditions of each door to main body ECU.
Unlock warning switch
Detects if key is in ignition key cylinder.
Front door courtesy light switch
Rear door courtesy light switch
Back door courtesy light switch
Turns on when door is open and off when door is closed. Outputs door status (open or closed) to main body ECU.
SYSTEM FUNCTION
The wireless door lock control system has the following functions.
Function
Outline
All door lock function
Pressing the lock switch locks all the doors.
All door unlock operation
Pressing the unlock switch unlocks all the doors.
Back door open function
Pressing the luggage switch unlocks the back door.
Answer-back function
When the doors are locked, the hazard warning lights and side turn signal lights flash once. When the doors are unlocked, the hazard warning lights and side turn signal lights flash twice.
Automatic locking function
If no doors are opened within 30 seconds after being unlocked by the wireless transmitter, all the doors are locked again automatically.
Illuminated entry function
When the map light DOOR switch is on and all the doors are locked, pressing the unlock switch causes the dome light (map light and No. 1 room light) illumination to turn on and all the doors to unlock simultaneously.
If the doors have not been opened, the dome light (map light and No. 1 room light) turns off in approximately 15 seconds.
Transmitter recognition code registration function
Enables 4 modes for registering (writing and storing) transmitter recognition codes in the EEPROM built into the door control receiver.
Tip:With no key in the ignition key cylinder (unlock warning switch is off) and all door courtesy light switches off, pressing the door control transmitter's lock or unlock switch causes the transmitter to output weak electrical waves to the door control receiver.