Keyless Entry System

KEYLESS ENTRY SYSTEM




GENERAL DESCRIPTION CONCERNING KEYLESS ENTRY SYSTEM
The following ECUs affect the functions and control of the keyless entry system.

ALL DOOR LOCK FUNCTION




OPERATING THE TRANSMITTER LOCK BUTTON
When the transmitter lock button is pressed, the ETACS-ECU energizes its door lock relay to operate all the door lock actuators for 0.25 second thus causing all doors to be locked.

DRIVER'S DOOR UNLOCK FUNCTION




OPERATING THE TRANSMITTER UNLOCK BUTTON PRESS ONCE
When the transmitter unlock button is pressed once, the ETACS-ECU energizes its door unlock relay to operate the door lock actuator of the driver's door for 0.25 second thus causing only the driver's door to be unlocked.

ALL DOOR UNLOCK FUNCTION




OPERATING THE TRANSMITTER UNLOCK BUTTON PRESS TWICE
When the transmitter unlock button is pressed twice, the ETACS-ECU energizes its door unlock relay to operate the driver's door lock actuator and the other door lock actuators for 0.25 second each in succession. Then, the doors will be unlocked.




KEYLESS ENTRY HAZARD ANSWER BACK AND HORN ANSWER BACKK FUNCTION
The hazard answerback and horn answerback function which facilities checking of lock or unlock operations even during daytime is provided. When the lock signal is input from the keyless entry transmitter to the ETACS-ECU, the hazard warning light flashes twice and horn sounds once. When the unlock signal is input, hazard warning light flashes once.

NOTE: Hazard answerback function can be disabled by the configuration function.

TIMED LOCKING MECHANISM
After unlocking the doors with the keyless entry transmitter, if no doors are opened or if the ignition key is not inserted, the ETACS-ECU automatically locks the doors after 30 seconds.

NOTE: When the door is opened, the timer lock function and the answerback function do not work. (hazard warning light, dome light and horn)

NOTE: When the door is closed, the dome light illuminates as the answerback function.

NOTE: Enabling/disabling the hazard warning light flashing, the horn sounding in accordance with the keyless entry transmitter switch operation.