LANE DEPARTURE ALERT SYSTEM(w/ Steering Control) TERMINALS OF ECU

  1. FORWARD RECOGNITION CAMERA

    Note:

    • DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the GTS once the inspection has been completed.

    • Do not apply excessive force to the Q17 forward recognition camera connector.

    1. Check forward recognition camera

      E256359C08

      Terminal No. (Symbol)

      Wiring Color

      Terminal Description

      Condition

      Specified Condition

      Q17-7 (IGB) - Body ground

      GR - Body ground

      Power source

      Power switch on (IG)

      11 to 14 V

      Power switch off

      Below 1 V

      Q17-10 (GND) - Body ground

      W-B - Body ground

      Ground

      Always

      Below 1 Ω

      Q17-5 (CA1P) - Body ground

      G - Body ground

      CAN communication signal

      Power switch on (IG)

      Pulse generation

      (Waveform 1)

      Q17-11 (CA1N) - Body ground

      LG - Body ground

      Pulse generation

      (Waveform 2)

      Q17-6 (CANH) - Body ground

      L - Body ground

      Pulse generation

      (Waveform 1)

      Q17-12 (CANL) - Body ground

      W - Body ground

      Pulse generation

      (Waveform 2)

    2. WAVEFORM 1

      1. A292386E03

        CAN communication signal

        Item

        Content

        Terminal Name

        Between Q17-5 (CA1P) and Q17-10 (GND)

        Between Q17-6 (CANH) and Q17-10 (GND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.

    3. WAVEFORM 2

      1. A292387E07

        CAN communication signal

        Item

        Content

        Terminal Name

        Between Q17-11 (CA1N) and Q17-10 (GND)

        Between Q17-12 (CANL) and Q17-10 (GND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.

  2. DRIVING SUPPORT ECU

    1. Check driving support ECU

      E321781E19

      Terminal No. (Symbol)

      Wiring Color

      Terminal Description

      Condition

      Specified Condition

      G168-5 (PBSW) - G168-28 (GND)

      R - BR

      Lane departure alert main switch signal

      Power switch on (IG), lane departure alert main switch ON

      Below 1 V

      Power switch on (IG), lane departure alert main switch off

      11 to 14 V

      G168-7 (B) - G168-28 (GND)

      B - BR

      Power source

      Power switch on (IG)

      11 to 14 V

      G168-8 (CA1P) - G168-28 (GND)

      B - BR

      CAN communication signal

      Power switch on (IG)

      Pulse generation

      (Waveform 1)

      G168-9 (CA1N) - G168-28 (GND)

      W - BR

      Pulse generation

      (Waveform 2)

      G168-10 (CA2H) - G168-28 (GND)

      P - BR

      Pulse generation

      (Waveform 1)

      G168-11 (CA2L) - G168-28 (GND)

      LG - BR

      Pulse generation

      (Waveform 2)

      G168-28 (GND) - Body ground

      BR - Body ground

      Ground

      Always

      Below 1 Ω

    2. WAVEFORM 1

      1. A292386E03

        CAN communication signal

        Item

        Content

        Terminal Name

        Between G168-8 (CA1P) and G168-28 (GND)

        Between G168-10 (CA2H) and G168-28 (GND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.

    3. WAVEFORM 2

      1. A292387E07

        CAN communication signal

        Item

        Content

        Terminal Name

        Between G168-9 (CA1N) and G168-28 (GND)

        Between G168-11 (CA2L) and G168-28 (GND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.