ALPS ELECTRIC Co., LTD
2.4.Door Locking (Push switch)
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User closes the door and pushes the switch (sensing of door locking switch).
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ECU sends LF-challenge via exterior antenna.
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FOB sends RF-response to the ECU.
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Door locking status is engaged.
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Doors are locked.
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(Indicates the door locking status by means of Flasher / Buzzer or stuff)
Figure 5