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DYNAMIC RADAR CRUISE CONTROL SYSTEM TERMINALS OF ECU

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  1. A003XFGE16

    CHECK DRIVING SUPPORT ECU

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H5-7 (MODE) - H5-25 (GND) R - W-B

    Steering pad switch signal

    (distance control signal)

    Power switch on (IG)

    Distance control switch off

    		 11 to 14 V
    H5-7 (MODE) - H5-25 (GND) R - W-B

    Steering pad switch signal

    (distance control signal)

    Power switch on (IG)

    Distance control switch on

    		 6 to 7 V
    H5-10 (CCHG) - H5-25 (GND) V - W-B Cruise control switch signal

    Power switch on (IG),

    MODE switch off

    		 11 to 14 V
    H5-10 (CCHG) - H5-25 (GND) V - W-B Cruise control switch signal

    Power switch on (IG),

    MODE switch on

    		 Below 1 V
    H5-17 (CA2L) - H5-25 (GND) B - W-B CAN communication signal Power switch on (IG)

    Pulse generation

    (See waveform 1)
    H5-16 (LRDD) - H5-25 (GND) SB - W-B Millimeter wave radar sensor Power switch on (IG)

    Pulse generation

    (See waveform 2)
    H5-23 (CCS) - H5-25 (GND) LG - W-B Cruise control switch signal Power switch on (IG) 11 to 14 V
    H5-23 (CCS) - H5-25 (GND) LG - W-B Cruise control switch signal

    Power switch on (IG),

    CANCEL switch on

    		 6.6 to 10.1 V
    H5-23 (CCS) - H5-25 (GND) LG - W-B Cruise control switch signal

    Power switch on (IG),

    -/SET switch on

    		 4.5 to 7.1 V
    H5-23 (CCS) - H5-25 (GND) LG - W-B Cruise control switch signal

    Power switch on (IG),

    +/RES switch on

    		 2.3 to 4.0 V
    H5-23 (CCS) - H5-25 (GND) LG - W-B Cruise control switch signal

    Power switch on (IG),

    Cruise control switch on

    		 Below 1 V
    H5-25 (GND) - Body ground W-B - Body ground Earth (ground circuit of driving support ECU) Always Below 1 Ω
    H5-27 (STP-) - H5-25 (GND) Y - W-B Stop light signal Brake pedal released Below 1 V
    H5-27 (STP-) - H5-25 (GND) Y - W-B Stop light signal Brake pedal depressed 11 to 14 V
    H5-28 (ST1-) - H5-25 (GND) R - W-B Stop light signal

    Power switch on (IG),

    Brake pedal released

    		 11 to 14 V
    H5-28 (ST1-) - H5-25 (GND) R - W-B Stop light signal

    Power switch on (IG),

    Brake pedal depressed

    		 Below 1 V
    H5-30 (B) - H5-25 (GND) BE - W-B Power source Power switch on (IG) 11 to 14 V
    H5-32 (WIP2) - H5-25 (GND) P - W-B Wiper switch signal

    Power switch on (IG),

    Wiper switch off

    		 Below 1 V
    H5-32 (WIP2) - H5-25 (GND) P - W-B Wiper switch signal

    Power switch on (IG),

    Wiper switch LO position

    		 6 to 7 V
    H5-32 (WIP2) - H5-25 (GND) P - W-B Wiper switch signal

    Power switch on (IG),

    Wiper switch HI position

    		 11 to 14 V
    H5-38 (LRRD) - H5-25 (GND) R - W-B Millimeter wave radar sensor output signal Power switch on (IG)

    Pulse generation

    (See waveform 3)
    H5-39 (CA2H) - H5-25 (GND) L - W-B CAN communication signal Power switch on (IG)

    Pulse generation

    (See waveform 4)

    1. A003Z16E19

      WAVEFORM 1


      1. CAN communication signal

        Driving support ECU Terminal Name Between H5-17 (CA2L) and H5-25 (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. A003XFBE09

      WAVEFORM 2


      1. Millimeter wave radar sensor input signal

        Driving support ECU Terminal Name Between H5-16 (LRDD) and H5-25 (GND)
        Tester Range 2 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)
    3. A003Z0IE07

      WAVEFORM 3


      1. Millimeter wave radar sensor output signal

        Driving support ECU Terminal Name Between H5-38 (LRRD) and H5-25 (GND)
        Tester Range 2 V/DIV., 5 μsec./DIV.
        Condition Power switch on (IG)
    4. A003YOBE17

      WAVEFORM 4


      1. CAN communication signal

        Driving support ECU Terminal Name Between H5-39 (CA2H) and H5-25 (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. A003XWGE12

    CHECK POWER MANAGEMENT CONTROL ECU

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H3-6 (E1) - Body ground W-B - Body ground Earth (ground) circuit of power management control ECU Always Below 1 Ω
    H3-11 (TC) - H3-6 (E1) L - W-B Terminal TC of DLC3 Power switch on (IG) 11 to 14 V
    H3-11 (TC) - H3-6 (E1) L - W-B Terminal TC of DLC3 Terminals TC and CG of DLC3 connected Below 1 V
    H3-34 (CA2H) - H3-6 (E1) R - W-B CAN communication line Power switch on (IG)

    Pulse generation

    (see waveform 1)
    H3-35 (CA2L) - H3-6 (E1) B - W-B CAN communication line Power switch on (IG)

    Pulse generation

    (see waveform 2)
    H4-24 (CA1L) - H3-6 (E1) V - W-B CAN communication line Power switch on (IG)

    Pulse generation

    (see waveform 2)
    H4-25 (CA1H) - H3-6 (E1) P - W-B CAN communication line Power switch on (IG)

    Pulse generation

    (see waveform 1)

    1. A003YOBE17

      WAVEFORM 1


      1. CAN communication signal

        Power management control ECU Terminal Name Between H4-25 (CA1H) - H3-6 (E1) or H3-34 (CA2H) - H3-6 (E1)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.

    2. A003Z16E19

      WAVEFORM 2


      1. CAN communication signal

        Power management control ECU Terminal Name Between H4-24 (CA1L) - H3-6 (E1) or H3-35 (CA2L) - H3-6 (E1)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.