WIRELESS DOOR LOCK CONTROL SYSTEM DIAGNOSIS SYSTEM


  1. DESCRIPTION

    The ECU stores DTCs when malfunctions occur.

    The diagnostic system allows for reading of the DTCs from the DLC3.

    Use the GTS to check for malfunctions and perform repairs.

  2. CHECK DLC3


    1. Check the DLC3.

      Click here

  3. INSPECT AUXILIARY BATTERY VOLTAGE


    1. Measure the auxiliary battery voltage.

      If the voltage is below 11 V, recharge or replace the auxiliary battery.

    2. SELF-DIAGNOSTIC MODE (USING GTS)


      1. Connect the GTS to the DLC3.

      2. Turn the power switch on (IG).

      3. Turn the GTS on.

      4. Enter the following menus: Body Electrical / Entry&Start / Utility / Wireless Door Lock Diagnosis Mode.


        Body Electrical > Entry&Start > Utility
      3. Tester Display
      Wireless Door Lock Diagnosis Mode

  • Proceed to the next step in accordance with the prompts on the GTS screen.

  • A01MHSBE62
    Wireless Door Lock Buzzer Output
    *1 ON
    *2 OFF
    *3 T1: 0.125 seconds
    *4 T2: 0.5 seconds

    Check that the system has switched to self-diagnostic mode by checking the wireless door lock buzzer output pattern.

  • Check the diagnostic outputs when an electrical key transmitter sub-assembly switch is pressed. The diagnostic outputs can be checked by the interior light and wireless door lock buzzer patterns.

    A01MJPUE28
    Result
    Wireless Door Lock Buzzer Output Suspected Area
    A Normal (No malfunction)
    B Register wireless code
    C Wave interference or malfunction of a related component