DYNAMIC RADAR CRUISE CONTROL SYSTEM TERMINALS OF ECU


  1. CHECK DRIVING SUPPORT ECU ASSEMBLY

    A003XFGE16
    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)
    H5-18 (CA1N) - H5-25 (GND) P - W-B CAN communication signal Power switch on (IG)

    Pulse generation

    (See waveform 1)
    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
    H5-39 (CA2H) - H5-25 (GND) L - W-B CAN communication signal Power switch on (IG)

    Pulse generation

    (See waveform 2)
    H5-40 (CA1P) - H5-25 (GND) LG - W-B CAN communication signal Power switch on (IG)

    Pulse generation

    (See waveform 2)

    1. A003Z16E19

      WAVEFORM 1


      1. CAN communication signal

        Driving support ECU assembly Terminal Name

        Between H5-17 (CA2L) and H5-25 (GND)

        Between H5-18 (CA1N) and H5-25 (GND)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)

        Tech Tips

        The waveform varies depending on the CAN communication signal.

    2. A003YOBE17

      WAVEFORM 2


      1. CAN communication signal

        Driving support ECU assembly Terminal Name

        Between H5-39 (CA2H) and H5-25 (GND)

        Between H5-40 (CA1P) and H5-25 (GND)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)

        Tech Tips

        The waveform varies depending on the CAN communication signal.

  2. CHECK POWER MANAGEMENT CONTROL ECU

    A003XWGE12
    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) and H3-6 (E1)

        Between H3-34 (CA2H) and H3-6 (E1)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)

        Tech Tips

        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) and H3-6 (E1)

        Between H3-35 (CA2L) and H3-6 (E1)
        Tester Range 1 V/DIV., 10 μsec./DIV.
        Condition Power switch on (IG)

        Tech Tips

        The waveform varies depending on the CAN communication signal.