Wireless Door Lock Control System (For Sedan) No Answer-Back

Vehicle Interior. Yaris. Ncp93, 131
Door Lock. Yaris. Ncp93, 131

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK WIRELESS DOOR LOCK CONTROL FUNCTIONS

CHECK HAZARD WARNING LIGHTS

WIRELESS DOOR LOCK CONTROL SYSTEM (for Sedan) - No Answer-Back


DESCRIPTION

In this case, wireless control functions are normal but the hazard warning light answer-back function does not operate (main body ECU turn signal flasher relay output may be malfunctioning).

WIRING DIAGRAM


Yaris. Ncp93, 131.Door Lock.Power Door Lock Control System (For Sedan).Wireless Door Lock Control System (For Sedan) No Answer-Back


INSPECTION PROCEDURE

1.CHECK WIRELESS DOOR LOCK CONTROL FUNCTIONS

  1. Check the wireless door lock functions by operating the transmitter switches.

    Result:

    Result
    		Proceed to
    Wireless door lock functions are normal but hazard warning light answer-back does not occur
    		A
    Wireless door lock functions are abnormal
    		B


B
GO TO PROBLEM SYMPTOMS TABLE
A


2.CHECK HAZARD WARNING LIGHTS

  1. Check that the hazard warning lights flash when the hazard warning signal switch is pressed.

    OK:
    Hazard warning lights flash when hazard warning signal switch is pressed.


NG
GO TO LIGHTING SYSTEM
OK

REPLACE MAIN BODY ECU