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Terminals Of Ecu [03/2024 - ]

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  1. HYBRID VEHICLE CONTROL ECU 
    GTY1066349Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Terminal No.
    (Symbol)    		 Terminal Description Condition Specified Condition
    D67-13 (BATT) - D67-15 (E1) Constant power source Always 10 to 14 V
    D67-7 (+B1) - D67-15 (E1) Power source Ignition switch ON 11 to 14 V
    D67-8 (+B2) - D67-15 (E1) Power source Ignition switch ON 11 to 14 V
    A27-33 (IGR) - D67-15 (E1) Power source Ignition switch ON 11 to 14 V
    D67-26 (IGP) - D67-15 (E1) Power source Ignition switch ON 11 to 14 V
    D67-43 (IGB) - D67-15 (E1) Power source Ignition switch ON 11 to 14 V
    A27-13 (HMCH) - D67-15 (E1) Communication signal Ignition switch ON Pulse generation
    (Waveform 1)
    A27-2 (HMCL) - D67-15 (E1) Communication signal Ignition switch ON Pulse generation
    (Waveform 1)
    D67-47 (MREL) - D67-15 (E1) Main relay Ignition switch ON 11 to 14 V
    A27-9 (HSDN) - D67-15 (E1) MG ECU shutdown signal Ignition switch ON (READY) 0 to 1.5 V
    A27-6 (STP) - D67-15 (E1) Stop light switch Brake pedal depressed 11 to 14 V
    Brake pedal released 0 to 1.5 V
    A27-28 (LIN3) - D67-15 (E1) LIN communication signal
    (A/C inverter, auxiliary battery state sensor)    		 Ignition switch ON (READY) Pulse generation
    A27-1 (DRN5) - Body ground Shield ground Ignition switch off Below 1 Ω
    A27-38 (VCPA) - A27-37 (EPA) Accelerator pedal (with sensor) rod assembly power source (for VPA) Ignition switch ON 4.5 to 5.5 V
    A27-26 (VCP2) - A27-25 (EPA2) Accelerator pedal (with sensor) rod assembly power source (for VPA2) Ignition switch ON 4.5 to 5.5 V
    A27-36 (VPA) - A27-37 (EPA) Accelerator pedal (with sensor) rod assembly (for accelerator pedal position detection) Ignition switch ON, accelerator pedal released 0.4 to 1.4 V
    Ignition switch ON, engine stopped, shift position in P, accelerator pedal fully depressed 2.6 to 4.5 V
    A27-39 (VPA2) - A27-25 (EPA2) Accelerator pedal (with sensor) rod assembly (for accelerator pedal sensor malfunction detection) Ignition switch ON, accelerator pedal released 1.0 to 2.2 V
    Ignition switch ON, engine stopped, shift position in P, accelerator pedal fully depressed 3.4 to 5.3 V
    D67-5 (SFTD) - D67-15 (E1) Transmission control switch Ignition switch ON, shift lever in S 11 to 14 V
    Ignition switch ON, shift lever in (-) 0 to 1.5 V
    D67-17 (SFTU) - D67-15 (E1) Transmission control switch Ignition switch ON, shift lever in S 11 to 14 V
    Ignition switch ON, shift lever in (+) 0 to 1.5 V
    A27-32 (NIWP) - D67-15 (E1) Inverter water pump assembly signal Ignition switch ON (READY) Pulse generation
    (Waveform 2)
    A27-31 (IWP) - D67-15 (E1) Inverter water pump assembly signal Ignition switch ON (READY) Pulse generation
    (Waveform 2)
    A27-41 (TTA) - A27-42 (ETTA) Transmission fluid temperature sensor Ignition switch ON, temperature 25°C (77°F) 3.6 to 4.6 V
    Ignition switch ON, temperature 60°C (140°F) 2.2 to 3.2 V
    A27-43 (MMT) - A27-44 (MMTG) Motor temperature sensor Ignition switch ON, temperature 25°C (77°F) 3.6 to 4.6 V
    Ignition switch ON, temperature 60°C (140°F) 2.2 to 3.2 V
    A27-45 (GMT) - A27-46 (GMTG) Generator temperature sensor Ignition switch ON, temperature 25°C (77°F) 3.6 to 4.6 V
    Ignition switch ON, temperature 60°C (140°F) 2.2 to 3.2 V
    D67-54 (RMT) - D67-53 (RMTG) Rear motor temperature sensor Ignition switch ON, temperature 25°C (77°F) 3.6 to 4.6 V
    Ignition switch ON, temperature 60°C (140°F) 2.2 to 3.2 V
    D67-32 (ILK) - D67-15 (E1) Interlock switch Ignition switch ON, service plug grip installed correctly 0 to 1.5 V
    Ignition switch ON, service plug grip not installed 11 to 14 V
    D67-24 (CA3P) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 3)
    D67-11 (CA3N) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 3)
    D67-22 (CA1L) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 4)
    D67-9 (CA1H) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 4)
    D67-10 (CA4H) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 5)
    D67-23 (CA4L) - D67-15 (E1) CAN communication signal Ignition switch ON Pulse generation
    (Waveform 5)
    D67-27 (SMRG) - A27-10 (E01) System main relay operation signal Ignition switch ON→Ignition switch ON (READY) Pulse generation
    (Waveform 6)
    D67-16 (SMRP) - A27-10 (E01) System main relay operation signal Ignition switch ON→Ignition switch ON (READY) Pulse generation
    (Waveform 6)
    D67-2 (SMRB) - A27-10 (E01) System main relay operation signal Ignition switch ON→Ignition switch ON (READY) Pulse generation
    (Waveform 6)
    D67-51 (ALSD) - D67-15 (E1) TRAIL mode switch Ignition switch ON, TRAIL mode switch not operated 11 to 14 V
    Ignition switch ON, TRAIL mode switch operated 0 to 1.5 V
    D67-12 (SBFS) - D67-15 (E1) Electronic shift lever system fail-safe signal Ignition switch ON Pulse generation
    (Waveform 7)
    A27-5 (ST1-) - D67-15 (E1) Stop light switch signal Ignition switch ON, brake pedal depressed 0 to 1.5 V
    Ignition switch ON, brake pedal released 11 to 14 V
    D67-33 (EVSW) - D67-15 (E1) EV drive mode switch signal Ignition switch ON, EV mode switch not operated 11 to 14 V
    Ignition switch ON, EV mode switch operated 0 to 1.5 V
    D67-37 (SPRT) - D67-15 (E1) Drive mode select switch signal Ignition switch ON, drive mode select switch not turned 11 to 14 V
    Ignition switch ON, drive mode select switch being turned and held 0 to 1.5 V
    D67-38 (NORM) - D67-15 (E1) Drive mode select switch signal Ignition switch ON, drive mode select switch not turned 11 to 14 V
    Ignition switch ON, drive mode select switch being turned and held 0 to 1.5 V
    D67-4 (ST2) - D67-15 (E1) Starter signal Ignition switch ON 0 to 1.5 V
    A27-10 (E01) - Body ground Ground Always Below 1 Ω
    D67-1 (E12) - Body ground Ground Always Below 1 Ω
    D67-15 (E1) - Body ground Ground Always Below 1 Ω
    1. Oscilloscope waveforms

      HINT: 

      Oscilloscope waveform samples are provided here for informational purposes. Noise and fluttering waveforms have been omitted.

      1. Waveform 1 (Communication signal)
        Item Content
        Terminal CH1: A27-13 (HMCH) - D67-15 (E1)
        CH2: A27-2 (HMCL) - D67-15 (E1)
        Equipment Setting 1 V/DIV., 50 μs./DIV.
        Condition Ignition switch ON

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

        GTY763773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Waveform 2 (Inverter water pump assembly signal)
        Item Content
        Terminal CH1: A27-31 (IWP) - D67-15 (E1)
        CH2: A27-32 (NIWP) - D67-15 (E1)
        Equipment Setting 5 V/DIV., 20 ms./DIV.
        Condition Ignition switch ON (READY)
        GTY810898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        HINT: 

        The duty of the IWP signal and the frequency of the NIWP signal change according to the coolant (for inverter) temperature.

      3. Waveform 3 (CAN communication signal)
        Item Content
        Terminal CH1: D67-24 (CA3P) - D67-15 (E1)
        CH2: D67-11 (CA3N) - D67-15 (E1)
        Equipment Setting 1 V/DIV., 50 μs./DIV.
        Condition Ignition switch ON

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

        GTY773655Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Waveform 4 (CAN communication signal)
        Item Content
        Terminal CH1: D67-9 (CA1H) - D67-15 (E1)
        CH2: D67-22 (CA1L) - D67-15 (E1)
        Equipment Setting 1 V/DIV., 50 μs./DIV.
        Condition Ignition switch ON

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

        GTY763772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      5. Waveform 5 (CAN Communication signal)
        Item Content
        Terminal CH1: D67-10 (CA4H) - D67-15 (E1)
        CH2: D67-23 (CA4L) - D67-15 (E1)
        Equipment Setting 1 V/DIV., 50 μs./DIV.
        Condition Ignition switch ON

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

        GTY763772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      6. Waveform 6 (System main relay operation signal)
        Item Content
        Terminal CH1: D67-16 (SMRP) - A27-10 (E01)
        CH2: D67-2 (SMRB) - A27-10 (E01)
        CH3: D67-27 (SMRG) - A27-10 (E01)
        Equipment Setting 10 V/DIV., 200 ms./DIV.
        Condition Ignition switch ON → Ignition switch ON (READY)
        GTY746398Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

      7. Waveform 7 (Electronic shift lever system fail-safe signal)
        GTY1052330Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        Item Content
        Terminal D67-12 (SBFS) - D67-15 (E1)
        Equipment Setting 5 V/DIV., 150 ms./DIV.
        Condition Ignition switch ON (READY)

        HINT: 

        The waveform will vary depending on the content of the digital communication (digital signal).

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