WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Entry and Start System) PROBLEM SYMPTOMS TABLE

Note

As the door control battery is installed between the vehicle battery and main body ECU (instrument panel junction block assembly), first perform the inspections in On-Vehicle Inspection to confirm that there are no malfunctions in the power source circuit for the main body ECU (instrument panel junction block assembly) before performing this troubleshooting procedure Click here.

Tech Tips


  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Wireless Door Lock Control System
Symptom Suspected Area See page
Wireless control function and entry function do not operate Proceed to "All Door Entry Lock / Unlock Functions and Wireless Functions do not Operate"

Click here

Wireless control function does not operate but entry function operates Replace electrical key transmitter -
Answer-back function does not operate Lighting system

Click here

Main body ECU (instrument panel junction block) -
Automatic lock function only does not operate Perform operation check

Click here

Lighting system (door courtesy light switch)

Click here

Only illuminated entry function does not operate Perform operation check

Click here

Lighting system

Click here

Only door ajar warning function does not operate Perform operation check

Click here

Proceed to "Wireless Door Lock Buzzer Does not Sound"

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