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THEFT DETERRENT SYSTEM Intrusion Sensor Cancel Switch Circuit

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DTC Code DTC Name
  Intrusion Sensor Cancel Switch Circuit
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DESCRIPTION

When the intrusion sensor cancel switch on the map light assembly is pressed, the sensor off signal is sent to the main body ECU (multiplex network body ECU) which causes the intrusion sensor (theft warning ultrasonic sensor) to stop operating.

Table 1. *1 Intrusion Sensor Cancel Switch *2 Map Light Assembly *3 Main Body ECU (Multiplex Network Body ECU)
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Before replacing the main body ECU (multiplex network body ECU), refer to Service Bulletin.

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PROCEDURE


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    READ VALUE USING GTS (INTRUSION SENS OFF SW)


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Main Body / Data List.

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


      1. Body Electrical > Main Body > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Intrusion Sens OFF SW Intrusion sensor cancel switch ON or OFF

        ON: Intrusion sensor cancel switch on

        OFF: Intrusion sensor cancel switch off

        		 -



      1. Body Electrical > Main Body > Data List
        Tester Display
        Intrusion Sens OFF SW




      OK
      The GTS display changes correctly in response to the intrusion sensor cancel switch status.
      Result
      Proceed to
      OK
      NG

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    CHECK HARNESS AND CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - MAP LIGHT ASSEMBLY - BODY GROUND)


    1. Disconnect the O1 main body ECU (multiplex network body ECU) connector.

    2. Disconnect the W3 map light assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O1-13 (SSW1) - W3-22 (SOFF) Always Below 1 Ω
      O1-13 (SSW1) or W3-22 (SOFF) - Body ground Always 10 kΩ or higher
      W3-19 (GND) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

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    INSPECT INTRUSION SENSOR CANCEL SWITCH (MAP LIGHT ASSEMBLY)


    1. Remove the intrusion sensor cancel switch (map light assembly).

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    2. Inspect the intrusion sensor cancel switch (map light assembly).

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      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)Click here

    • NG

      REPLACE INTRUSION SENSOR CANCEL SWITCH (MAP LIGHT ASSEMBLY)Click here