Wireless Door Lock Control System

This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting.

HINT:

• Troubleshooting of the wireless door lock control system is based on the premise that the door lock control system operates normally. Accordingly, before troubleshooting the wireless door lock control system, first make certain that the door lock control system operates normally.
• If the trouble still reappears even though there are no abnormalities in any of the other circuits, check and replace the Wireless Door Lock Control Receiver as the last step.
  PROBLEM SYMPTOMS TABLE - WIRELESS DOOR LOCK CONTROL SYSTEM
  
  

  Symptom	Suspect Area
  All functions of wireless door lock control system do not operate.	Transmitter Wireless Door Lock Control Receiver Circuit Body ECU
  Wireless door lock operates, but the buzzer does not sound. (The buzzer does not sound when the customize function prohibits.)	Wireless Door Lock Buzzer Circuit Body ECU