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

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DTC Code DTC Name
  Sound does not Turn ON or OFF when the Vehicle Approaching Speaker Switch is Pressed
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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.

Table 1. *a from IG1 NO. 2 Relay *b ECU-IG1 NO. 1 *c Vehicle Approaching Speaker Switch *d Vehicle Approaching Speaker Controller
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

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

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PROCEDURE


  1. Click here

    READ VALUE USING GTS (Operation Cancel SW)


    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 / Vehicle Proximity Notification System / Data List.

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

      Table 2. Vehicle Proximity Notification System
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Operation Cancel SW Vehicle approaching speaker switch / OFF or ON

      OFF: Vehicle approaching speaker switch not pressed

      ON: Vehicle approaching speaker switch pressed

      		 -
      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

      REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER

    • B

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

    • CClick here
  2. Click here

    INSPECT VEHICLE APPROACHING SPEAKER SWITCH


    1. Remove the vehicle approaching speaker switch.

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    2. Inspect the vehicle approaching speaker switch.

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      Result
      Proceed to
      OK
      NG

  3. Click here

    CHECK HARNESS AND CONNECTOR (IG POWER SOURCE - VEHICLE APPROACHING SPEAKER SWITCH)


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

      Standard Voltage
      Tester Connection Condition Specified Condition
      H217-3 (IG) - Body ground Power switch on (IG) 11 to 14 V
      Power switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. Click here

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


    1. Disconnect the H216 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
      H217-6 (ECU) - H216-5 (SW) Always Below 1 Ω
      H217-6 (ECU) or H216-5 (SW) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE VEHICLE APPROACHING SPEAKER CONTROLLERClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR