FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Keyless Entry System

KEYLESS ENTRY SYSTEM

GENERAL DESCRIPTION CONCERNING THE KEYLESS ENTRY SYSTEM




The given ECUs affect the functions and control of the keyless entry system.

ALL DOOR LOCK FUNCTION

OPERATING THE TRANSMITTER LOCK SWITCH




When the transmitter lock switch 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 SWITCH PRESS ONCE




When the transmitter unlock switch 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 seconds thus causing only the driver's door to be unlocked.

ALL DOOR UNLOCK FUNCTION

OPERATING THE TRANSMITTER UNLOCK SWITCH PRESS TWICE




When the transmitter unlock switch 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 seconds each in succession. Then, the doors will be unlocked.

KEYLESS ENTRY HAZARD ANSWERBACK AND HORN ANSWERBACK 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 light flashes twice and horn sounds once. When the unlock signal is input, hazard light flashes once.

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