No Answer-Back

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM: No Answer-Back
- 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





INSPECTION PROCEDURE

PROCEDURE

1. CHECK WIRELESS DOOR LOCK CONTROL FUNCTIONS

(a) Check the wireless door lock functions by operating the transmitter switches.

Result:





B -- GO TO PROBLEM SYMPTOMS TABLE
A -- Continue to next step.

2. CHECK HAZARD WARNING LIGHTS

(a) 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