DYNAMIC RADAR CRUISE CONTROL SYSTEM > TERMINALS OF ECU

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CHECK DRIVING SUPPORT ECU

E184662E16


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)


    A086155E19

  1. 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)

      HINT:
      The waveform varies depending on the CAN communication signal.



    2. E109730E09

  2. 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. E109731E07

  3. 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. A086154E17

  4. 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)

      HINT:
      The waveform varies depending on the CAN communication signal.


CHECK POWER MANAGEMENT CONTROL ECU

E186873E12


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)


    A086154E17

  1. 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)

      HINT:
      The waveform varies depending on the CAN communication signal.



    2. A086155E19

  2. 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)

      HINT:
      The waveform varies depending on the CAN communication signal.