VEHICLE PROXIMITY NOTIFICATION SYSTEM Sound does not Turn ON or OFF when the Vehicle Approaching Speaker Switch is Pressed

DESCRIPTION

When the vehicle approaching speaker switch is pushed when the vehicle approaching speaker system is on, the vehicle approaching speaker controller receives a signal to temporarily suspend output of the warning sound from the vehicle approaching speaker assembly.

WIRING DIAGRAM

A01ODCGE02

CAUTION / NOTICE / HINT

Note

Inspect the fuses of circuits related to this system before performing the following procedure.

PROCEDURE


  1. READ VALUE USING GTS (Operation Cancel SW)


    1. Turn the power switch off.

    2. Connect the GTS to the DLC3.

    3. Turn the power switch on (IG).

    4. Turn the GTS on.

    5. Enter the following menus: Body Electrical / Vehicle Proximity Notification System / Data List.

    6. Read the Data List according to the display on the GTS.


      Body Electrical > Vehicle Proximity Notification System > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Vehicle Speed Vehicle speed Min.: 0 km/h (0 mph), Max.: 255 km/h (158 mph) Almost the same as actual vehicle speed -

      Body Electrical > Vehicle Proximity Notification System > Data List
      Tester Display
      Vehicle Speed
      Operation Cancel SW Vehicle approaching speaker switch signal OFF or ON

      OFF: Vehicle approaching speaker switch not pressed.

      ON: Vehicle approaching speaker switch pressed.

      		 -
      Operation Cancel SW
      Result
      Result Proceed to
      The GTS display changes according to the operation of the vehicle approaching speaker switch but the warning sound does not stop A
      The GTS display changes according to the operation of the vehicle approaching speaker switch but the warning sound does not start B
      The GTS display does not change according to the operation of the vehicle approaching speaker switch C

    A

    VEHICLE APPROACHING SPEAKER CONTROLLER

    B

    GO TO DIAGNOSTIC PROCEDURE (There is No Sound Made) Click here

    C

  2. INSPECT VEHICLE APPROACHING SPEAKER SWITCH


    1. Remove the vehicle approaching speaker switch.

      Click here

    2. Inspect the vehicle approaching speaker switch.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE VEHICLE APPROACHING SPEAKER SWITCH Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER SWITCH - IG1 NO. 3 RELAY)


    1. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      O34-3 (IG) - Body ground Power switch on (IG) 11 to 14 V
      Power switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - VEHICLE APPROACHING SPEAKER SWITCH)


    1. Disconnect the O33 vehicle approaching speaker controller connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O33-5 (SW) - O34-6 (ECU) Always Below 1 Ω
      O33-5 (SW) or O34-6 (ECU) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR