DYNAMIC RADAR CRUISE CONTROL SYSTEM TERMINALS OF ECU

  1. CHECK HYBRID VEHICLE CONTROL ECU

    C297329E09

    Terminal No. (Symbol)

    Wiring Color

    Terminal Description

    Condition

    Specified Condition

    A65-15 (STP) - G193-6 (E1)

    L - BR

    Stop light switch assembly signal

    Brake pedal depressed

    11 to 14 V

    Brake pedal released

    0 to 1.5 V

    G193-28 (CCS) - G193-6 (E1)

    SB - BR

    Cruise control main switch circuit

    Cruise control main switch (ON/OFF) off

    1 MΩ or higher

    Cruise control main switch (ON/OFF) on

    Below 2.5 Ω

    +/RES switch on

    236 to 244 Ω

    -/SET switch off

    618 to 642 Ω

    CANCEL switch on

    1510 to 1570 Ω

    A66-28 (ST1-) - G193-6 (E1)

    GR - BR

    Stop light signal

    Power switch on (IG), Brake pedal depressed

    0 to 1.5 V

    Power switch on (IG), Brake pedal released

    11 to 14 V

    A66-14 (DB2) - G193-6 (E1)

    Y - BR

    Shift lever position signal

    Power switch on (IG), shift lever in D or S

    11 to 14 V

    Power switch on (IG), shift lever not in D or S

    0 to 1.5 V

    A66-26 (DB1) - G193-6 (E1)

    V - BR

    Shift lever position signal

    Power switch on (IG), shift lever in D or S

    11 to 14 V

    Power switch on (IG), shift lever not in D or S

    0 to 1.5 V

    G193-6 (E1) - Body ground

    BR - Body ground

    Ground

    Always

    Below 1 Ω

    G194-1 (M) - G193-6 (E1)

    L - BR

    S shift position switch signal

    Power switch on (IG), shift lever in S

    11 to 14 V

    Power switch on (IG), shift lever is not in S

    0 to 1.5 V

    G194-8 (SFTD) - G193-6 (E1)

    SB - BR

    Down shift switch signal

    Power switch on (IG) and shift lever in S

    11 to 14 V

    Power switch on (IG) and shift lever "-" position (Down shift)

    0 to 1.5 V

    G194-9 (SFTU) - G193-6 (E1)

    V - BR

    Up shift switch signal

    Power switch on (IG) and shift lever in S

    11 to 14 V

    Power switch on (IG) and shift lever "+" position (Up shift)

    0 to 1.5 V

  2. CHECK DRIVING SUPPORT ECU ASSEMBLY

    E321781E19

    Terminal No. (Symbol)

    Wiring Color

    Terminal Description

    Condition

    Specified Condition

    G168-3 (BZ) - G168-28 (GND)

    LG - BR

    Skid control buzzer output

    Power switch on (IG), Skid control buzzer not sounding

    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

    (See waveform 1)

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

    W - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 2)

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

    P - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 1)

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

    LG - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 2)

    G168-23 (SPSW) - G168-28 (GND)

    B - BR

    Steering pad switch signal (vehicle-to-vehicle distance control switch signal)

    Power switch on (IG), Vehicle-to-vehicle distance control switch on

    Below 1 Ω

    G168-23 (SPSW) - G168-28 (GND)

    B - BR

    Steering pad switch signal (vehicle-to-vehicle distance control switch signal)

    Power switch on (IG), Vehicle-to-vehicle distance control switch off

    4.75 to 5.25 V

    G168-28 (GND) - Body ground

    BR - Body ground

    Ground

    Always

    Below 1 Ω
    1. A292386E03

      Waveform 1

      1. 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.

    2. A292387E07

      Waveform 2

      1. 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.

  3. CHECK MILLIMETER WAVE RADAR SENSOR

    E321782E13

    Terminal No. (Symbol)

    Wiring Color

    Terminal Description

    Condition

    Specified Condition

    Z6-1 (SGND) - Body ground

    BR - Body ground

    Ground

    Always

    Below 1 Ω

    Z6-2 (CA2L) - Z6-1 (SGND)

    LG - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 2)

    Z6-3 (CA2H) - Z6-1 (SGND)

    B - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 1)

    Z6-5 (CA1P) - Z6-1 (SGND)

    SB - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 1)

    Z6-6 (CA1N) - Z6-1 (SGND)

    W - BR

    CAN communication signal

    Power switch on (IG)

    Pulse generation

    (See waveform 2)

    Z6-8 (IGB) - Z6-1 (SGND)

    L - BR

    Power source

    Power switch on (IG)

    11 to 14 V
    1. A292386E03

      Waveform 1

      1. CAN communication signal

        Item

        Content

        Terminal Name

        Between Z6-3 (CA2H) and Z6-1 (SGND)

        Between Z6-5 (CA1P) and Z6-1 (SGND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.

    2. A292387E07

      Waveform 2

      1. CAN communication signal

        Item

        Content

        Terminal Name

        Between Z6-2 (CA2L) and Z6-1 (SGND)

        Between Z6-6 (CA1N) and Z6-1 (SGND)

        Tester Range

        1 V/DIV., 10 μsec./DIV.

        Condition

        Power switch on (IG)
        Tip:

        The waveform varies depending on the CAN communication signal.