VEHICLE PROXIMITY NOTIFICATION SYSTEM Communication between Vehicle Proximity Notification System and Diagnostic Tool is not Possible

DTC Code DTC Name
Communication between Vehicle Proximity Notification System and Diagnostic Tool is not Possible

DESCRIPTION

The vehicle approaching speaker controller communicates with the Techstream through the DLC3.

WIRING DIAGRAM

E273992E13

CAUTION / NOTICE / HINT

Note:

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

PROCEDURE

  1. CHECK FOR DTC

    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Health Check.

      CAN Bus Check

      OK

      Vehicle approaching speaker controller can communicate with the GTS.

    Result

    Proceed to

    OK

    NG
    OK

    USE SIMULATION METHOD TO CHECK

    Click hereClick hereClick here

    NG

  2. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - BATTERY AND BODY GROUND)

    1. E251034C44

      *a

      Front view of wire harness connector

      (to Vehicle Approaching Speaker Controller)

      Disconnect the vehicle approaching speaker controller connector.

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

      Standard Voltage

      Tester Connection

      Switch Condition

      Specified Condition

      N39-1 (IG) - Body ground

      Power switch on (IG)

      11 to 14 V

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      N39-7 (GND) - Body ground

      Always

      Below 1 Ω

    Result

    Result

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - DLC3)

    1. Disconnect the N39 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

      N39-9 (PRST) - G14-7 (SIL)

      Always

      Below 1 Ω

      N39-9 (PRST) or G14-7 (SIL) - Body ground

      Always

      10 kΩ or higher

    Result

    Result

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G14-4 (CG) - Body ground

      Always

      Below 1 Ω

    Result

    Result

    OK

    NG
    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR