VEHICLE PROXIMITY NOTIFICATION SYSTEM Vehicle Approaching Speaker Switch Indicator does not Illuminate or Turn OFF

DESCRIPTION

When the integration control and panel assembly (vehicle approaching speaker switch) is turned on (sound stopped), the vehicle approaching speaker controller receives a proximity sound paise signal and illuminates the integration control and panel assembly (vehicle approaching speaker switch) indicator.

WIRING DIAGRAM

A000Q3OE02
*a from LH-IG1 RLY Relay
*b Integration Control and Panel Assembly (Vehicle Approaching Speaker Switch)
*c Vehicle Approaching Speaker Controller

CAUTION / NOTICE / HINT

CAUTION:

Inspect the fuses for circuits related to this system before performing the following procedures.

PROCEDURE


  1. READ VALUE USING GTS (OPERATION CANCEL SW)


    1. Using the GTS, read the Data List Click here.

      Vehicle Approaching Speaker Controller
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Operation Cancel SW Vehicle approaching speaker switch signal / OFF or ON

      OFF: Vehicle approaching speaker switch off

      ON: Vehicle approaching speaker switch on

      		 -
      OK
      The GTS display changes according to the vehicle approaching speaker switch operation.

    NG

    GO TO OTHER DIAGNOSIS PROCEDURE (Sound does not Turn ON or OFF when the Vehicle Approaching Speaker Switch is Pressed) Click here

    OK

  2. INSPECT INTEGRATION CONTROL AND PANEL ASSEMBLY (VEHICLE APPROACHING SPEAKER SWITCH)


    1. Remove the integration control and panel assembly (vehicle approaching speaker switch) Click here.

    2. Inspect the integration control and panel assembly (vehicle approaching speaker switch) Click here.


    NG

    REPLACE INTEGRATION CONTROL AND PANEL ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - INTEGRATION CONTROL AND PANEL ASSEMBLY)


    1. Disconnect the T55 vehicle approaching speaker controller connector.

    2. Disconnect the N6 integration control and panel assembly (vehicle approaching speaker switch) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      T55-10 (IND) - N6-3 (IND) Always Below 1 Ω
      T55-10 (IND) or N6-3 (IND - Body ground Always 10 kΩ or higher

    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR