KEYLESS ENTRY SYSTEM CONSTRUCTION/OPERATION[KEYLESS ENTRY SYSTEM]


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•  Consists of the following parts;
―  PJB
―  Keyless control module
―  Transmitter
―  Front door latch and lock actuator
―  Rear door latch and lock actuator
―  Liftgate latch and lock actuator
•  The following operations can be performed using the transmitter when away from the vehicle (approx. 2.5 m {8.2 ft}):
―  Lock all doors (by pressing the LOCK button.)
―  Unlock all doors (by pressing the UNLOCK button.)
•  With the double-locking function, when the lock button is pressed twice within 3 s, unlocking the door with the door lock knob is inhibited.
•  An auto-locking device has been adopted that automatically locks the doors if any of the following operations are not performed within 30 s of pressing the transmitter UNLOCK button:
―  Any door is opened.
―  The door is locked/unlocked using the door key cylinder.
―  The door is locked/unlocked using the driver-side door lock knob.
―  The key is inserted the steering lock.
•  In order to prevent accidental operation when driving, pushing any transmitter button will have no affect when the ignition switch is at the ON position.
•  In response to transmitter operation (lock/unlock), the hazard warning light flashes to enable visual verification of operation.
―  When the transmitter LOCK button is pushed, the hazard warning light flashes once.
―  When the transmitter UNLOCK button is pushed, the hazard warning light flashes twice.
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1
Door latch switch (door open or closed)
2
Liftgate latch switch (liftgate open or closed)/Trunk lid latch switch (Trunk lid open or closed)
3
Keyless control module
4
Transmitter (lock or unlock)
5
Front door lock actuator
6
Rear door lock actuator
7
Liftgate lock actuator
8
Hazard warning light

•  The self-diagnostic function of the keyless entry system is accessed by combined operation of the following parts, allowing for verification of the keyless entry system operating status. For the start-up procedure of the self-diagnostic function, refer to the Mazda3 Workshop Manual.
―  Key reminder switch
―  Any door latch switch
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1
Any door latch switch (door open or closed)
2
Instrument cluster
3
Key reminder switch
4
Front door lock actuator
5
Rear door lock actuator
6
Liftgate lock actuator
7
Hazard warning light