HYBRID CONTROL SYSTEM TERMINALS OF ECU

A003TO4E20
Power management control ECU

Terminal No.

(Symbol)

 Wiring Color Terminal Description Condition Specified Condition
A98-2 (+B2) - E111-6 (E1) L - BR Power source Power switch on (IG) 11 to 14 V
A98-4 (FCTL) - E111-5 (E01) BR - W-B Cooling fan relay signal Power switch on (IG) Below 2 V
A98-11 (VLO) - E111-6 (E1) R - BR DC/DC operation monitor / voltage change signal Power switch on (IG)

Pulse generation

(Waveform 1)
A98-13 (IWP) - E111-6 (E1) G - BR Inverter Water pump assembly signal Power switch on (READY)

Pulse generation

(Waveform 2)
A98-14 (NIWP) - E111-6 (E1) P - BR Inverter Water pump assembly signal Power switch on (READY)

Pulse generation

(Waveform 2)
A98-15 (BL) - E111-6 (E1) R - BR Back up light Power switch on (IG), shift lever in R 11 to 14 V
A98-16 (GI) - E111-6 (E1) Y - BR Camshaft position sensor signal Power switch on (READY), with engine running

Pulse generation

(Waveform 3)
A98-19 (CLK) - E111-6 (E1) G - BR A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
A98-20 (STB) - E111-6 (E1) W - BR A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
A98-21 (NODD) - E111-6 (E1) W - BR DC/DC operation DC/DC converter operating normally 5 to 7 V
A98-21 (NODD) - E111-6 (E1) W - BR DC/DC operation DC/DC converter not operating normally 2 to 4 V
A98-21 (NODD) - E111-6 (E1) W - BR DC/DC operation DC/DC converter operation prohibited 0.1 to 0.5 V
A98-24 (MMT) - A98-25 (MMTG) L - BR Motor temperature sensor Power switch on (IG), temperature 25°C (77°F) 3.6 to 4.6 V
A98-24 (MMT) - A98-25 (MMTG) L - BR Motor temperature sensor Power switch on (IG), temperature 60°C (140°F ) 2.2 to 3.2 V
A98-26 (GMT) - A98-27 (GMTG) B - R Generator temperature sensor Power switch on (IG), temperature 25°C (77°F) 3.6 to 4.6 V
A98-26 (GMT) - A98-27 (GMTG) B - R Generator temperature sensor Power switch on (IG), temperature 60°C (140°F ) 2.2 to 3.2 V
A98-29 (SI0) - E111-6 (E1) Y - BR HV battery blower fan Power switch on (IG), during Active Test

Pulse generation

(Waveform 5)
A98-30 (ETI) - E111-6 (E1) R - BR A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
A98-31 (ITE) - E111-6 (E1) Y - BR A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
A98-32 (ILK) - E111-6 (E1) V - BR Interlock switch Power switch on (IG), inverter terminal cover, high-voltage input cables and service plug grip installed correctly 0 to 1.5 V
A98-32 (ILK) - E111-6 (E1) V - BR Interlock switch Power switch on (IG), inverter terminal cover, high-voltage input cables or service plug grip not installed 11 to 14 V
A99-1 (IG2) - E111-6 (E1) R - BR Power source Power switch on (IG) 11 to 14 V
A99-2 (IG2D) - E111-6 (E1) GR - BR IG2 relay Power switch on (IG) 11 to 14 V
A99-5 (+B1) - E111-6 (E1) L - BR Power source Power switch on (IG) 11 to 14 V
A99-6 (MREL) - E111-6 (E1) B - BR Main relay Power switch on (IG) 11 to 14 V
A99-7 (ST1-) - E111-6 (E1) R - BR Brake cancel switch Power switch on (IG), brake pedal depressed 0 to 1.5 V
A99-7 (ST1-) - E111-6 (E1) R - BR Brake cancel switch Power switch on (IG), brake pedal released 11 to 14 V
A99-18 (VCP1) - A99-34 (EP1) Y - B Accelerator pedal position sensor power source (for VPA1) Power switch on (IG) 4.5 to 5.5 V
A99-19 (VCP2) - A99-35 (EP2) G - R Accelerator pedal position sensor power source (for VPA2) Power switch on (IG) 4.5 to 5.5 V
A99-20 (CLK-) - E111-6 (E1) W - BR MG communication clock signal Power switch on (READY)

Pulse generation

(Waveform 6)
A99-21 (CLK+) - E111-6 (E1) B - BR MG communication clock signal Power switch on (READY)

Pulse generation

(Waveform 6)
A99-22 (PCON) - E111-6 (E1) LG - BR P position switch signal Power switch on (IG), park (P) selected

Pulse generation

(Waveform 7)
A99-23 (STP) - E111-6 (E1) L - BR Stop light switch Brake pedal depressed 11 to 14 V
A99-23 (STP) - E111-6 (E1) L - BR Stop light switch Brake pedal released 0 to 1.5 V
A99-24 (HTM+) - E111-6 (E1) B - BR Communication signal from power management control ECU (HV CPU) to MG ECU Power switch on (READY)

Pulse generation

(Waveform 8)
A99-25 (HTM-) - E111-6 (E1) W - BR Communication signal from power management control ECU (HV CPU) to MG ECU Power switch on (READY)

Pulse generation

(Waveform 8)
A99-26 (VPA1) - A99-34 (EP1) L - B Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), accelerator pedal released 0.4 to 1.4 V
A99-26 (VPA1) - A99-34 (EP1) L - B Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG) engine stopped, park (P) selected, accelerator pedal fully depressed 2.6 to 4.5 V
A99-27 (VPA2) - A99-35 (EP2) W - R Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), accelerator pedal released 1.0 to 2.2 V
A99-27 (VPA2) - A99-35 (EP2) W - R Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG) engine stopped, park (P) selected, accelerator pedal fully depressed 3.4 to 5.3 V
A99-28 (PPOS) - E111-6 (E1) W - BR P position switch signal Power switch on (IG), park (P) selected

Pulse generation

(Waveform 7)
A99-29 (MTH-) - E111-6 (E1) W - BR Communication signal from MG ECU to power management control ECU (HV CPU) Power switch on (READY)

Pulse generation

(Waveform 9)
A99-30 (MTH+) - E111-6 (E1) B - BR Communication signal from MG ECU to power management control ECU (HV CPU) Power switch on (READY)

Pulse generation

(Waveform 9)
A99-31 (HSDN) - E111-6 (E1) B - BR MG ECU shutdown signal Power switch on (READY) 0 to 1.5 V
A99-32 (REQ-) - E111-6 (E1) W - BR MG ECU communication request signal Power switch on (READY)

Pulse generation

(Waveform 10)
A99-33 (REQ+) - E111-6 (E1) B - BR MG ECU communication request signal Power switch on (READY)

Pulse generation

(Waveform 10)
E111-1 (AM22) - E111-6 (E1) Y - BR Constant power source Power switch on (IG) 11 to 14 V
E111-1 (AM22) - E111-6 (E1) Y - BR Constant power source Power switch on (READY) 11 to 15.5 V
E111-2 (SMRG) - E111-5 (E01) Y - W-B System main relay Power switch on (IG)→Power switch on (READY)

Pulse generation

(Waveform 11)
E111-3 (SMRP) - E111-5 (E01) W - W-B System main relay Power switch on (IG)→Power switch on (READY)

Pulse generation

(Waveform 11)
E111-4 (SMRB) - E111-5 (E01) SB - W-B System main relay Power switch on (IG)→Power switch on (READY)

Pulse generation

(Waveform 11)
E111-7 (SSW1) - E111-6 (E1) W - BR Power switch Power switch pressed and held 0 to 1.5 V
E111-11 (TC) - E111-6 (E1) P - BR Diagnosis terminal Power switch on (IG) 11 to 14 V
E111-13 (EVSW) - E111-6 (E1) B - BR EV switch signal Power switch on (IG), EV switch not operated 11 to 14 V
E111-13 (EVSW) - E111-6 (E1) B - BR EV switch signal Power switch on (IG), EV switch operated 0 to 1.5 V
E111-14 (SPDI) - E111-6 (E1) V - BR Vehicle speed signal Approximately 20 km/h (12 mph)

Pulse generation

(Waveform 12)
E111-16 (P1) - E111-6 (E1) Y - BR P position switch signal Power switch on (IG), P position switch off 7 to 12 V
E111-16 (P1) - E111-6 (E1) Y - BR P position switch signal Power switch on (IG), P position switch on 3 to 5 V
E111-17 (VCX4) - E111-6 (E1) P - BR Select sensor power source (VCX4) Power switch on (IG) 11 to 14 V
E111-18 (VSX4) - E111-6 (E1) LG - BR Select sensor (Sub) Power switch on (IG), shift lever in home position or B 1.0 to 1.6 V
E111-18 (VSX4) - E111-6 (E1) LG - BR Select sensor (Sub) Power switch on (IG), shift lever in R, N or D 2.9 to 4.3 V
E111-19 (VCX3) - E111-6 (E1) W - BR Select sensor power source (VSX3) Power switch on (IG) 11 to 14 V
E111-20 (VSX3) - E111-6 (E1) BR - BR Select sensor (Main) Power switch on (IG), shift lever in home position or B 1.0 to 1.6 V
E111-20 (VSX3) - E111-6 (E1) BR - BR Select sensor (Main) Power switch on (IG), shift lever in R, N or D 2.9 to 4.3 V
E111-21 (VCX2) - E111-23 (E2X2) G - Y Shift sensor power source (VSX2) Power switch on (IG) 4.5 to 5.5 V
E111-22 (VSX2) - E111-23 (E2X2) L - Y Shift sensor (Sub) Power switch on (IG), shift lever in home position or N 2.0 to 3.0 V
E111-22 (VSX2) - E111-23 (E2X2) L - Y Shift sensor (Sub) Power switch on (IG), shift lever in R 0.3 to 1.8 V
E111-22 (VSX2) - E111-23 (E2X2) L - Y Shift sensor (Sub) Power switch on (IG), shift lever in B or D 3.2 to 4.8 V
E111-25 (VSX1) - E111-24 (E2X1) B - R Shift sensor (Main) Power switch on (IG), shift lever in home position or N 2.0 to 3.0 V
E111-25 (VSX1) - E111-24 (E2X1) B - R Shift sensor (Main) Power switch on (IG), shift lever in R 0.3 to 1.8 V
E111-25 (VSX1) - E111-24 (E2X1) B - R Shift sensor (Main) Power switch on (IG), shift lever in B or D 3.2 to 4.8 V
E111-26 (VCX1) - E111-24 (E2X1) W - R Shift sensor power source (VSX1) Power switch on (IG) 4.5 to 5.5 V
E111-28 (THB) - E111-30 (ETHB) L - V Auxiliary battery temperature Power switch on (IG), auxiliary battery temperature 25°C (77°F) 1.7 to 2.3 V
E111-28 (THB) - E111-30 (ETHB) L - V Auxiliary battery temperature Power switch on (IG), auxiliary battery temperature 60°C (140°F) 0.6 to 0.9 V
E111-29 (ABFS) - E111-6 (E1) B - BR Airbag activation signal

Power switch on (READY)

(2 seconds after power switch on (ACC))

Pulse generation

(Waveform 13)
E111-32 (BTH+) - E111-6 (E1) R - BR Communication signal from battery smart unit to power management control ECU (HV CPU) Power switch on (IG)

Pulse generation

(Waveform 14)
E111-33 (BTH-) - E111-6 (E1) G - BR Communication signal from battery smart unit to power management control ECU (HV CPU) Power switch on (IG)

Pulse generation

(Waveform 14)
E112-1 (ACCD) - E111-6 (E1) GR - BR ACC relay Power switch on (ACC) 11 to 14 V
E112-2 (IG1D) - E111-6 (E1) W - BR IG1 relay Power switch on (IG) 11 to 14 V
E112-7 (AM21) - E111-6 (E1) W - BR Constant power source Power switch on (IG) 11 to 14 V
E112-7 (AM21) - E111-6 (E1) W - BR Constant power source Power switch on (READY) 11 to 15.5 V
E112-11 (LIN2) - E111-6 (E1) V - BR LIN communication signal Power switch on (IG) Pulse generation
E112-17 (SSW2) - E111-6 (E1) B - BR Power switch Power switch pressed and held 0 to 1.5 V
E112-20 (IMO) - E111-6 (E1) L - BR Immobiliser communication Immobiliser communicating

Pulse generation

(Waveform 15)
E112-21 (IMI) - E111-6 (E1) R - BR Immobiliser communication Immobiliser communicating

Pulse generation

(Waveform 15)
E112-24 (CA1L) - E111-6 (E1) W - BR CAN communication signal Power switch on (IG)

Pulse generation

(Waveform 16)
E112-25 (CA1H) - E111-6 (E1) BR - BR CAN communication signal Power switch on (IG)

Pulse generation

(Waveform 16)
E112-30 (CA3N) - E111-6 (E1) Y - BR CAN communication signal Power switch on (IG)

Pulse generation

(Waveform 17)
E112-31 (CA3P) - E111-6 (E1) L - BR CAN communication signal Power switch on (IG)

Pulse generation

(Waveform 17)

  1. Oscilloscope waveforms

    Tech Tips

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


    1. A003S41E01

      Waveform 1 (DC/DC operation monitor / voltage change signal)

      Item Content
      Terminal A98-11 (VLO) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 50 ms./DIV.
      Condition Power switch on (IG)

      Tech Tips

      The cycle will vary depending on the specified voltage of the hybrid vehicle converter.

    2. A003UN9E03

      Waveform 2 (Inverter water pump signal)

      Item Content
      Terminal

      CH1: A98-13 (IWP) - E111-6 (E1)

      CH2: A98-14 (NIWP) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 50 ms./DIV.
      Condition Power switch on (READY)
    3. A003UJRE01

      Waveform 3 (GI signal)

      Item Content
      Terminal A98-16 (GI) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 20 ms./DIV.
      Condition Power switch on (READY) with engine running

      Tech Tips

      The pulse cycle becomes shorter as the engine speed increases.

    4. A003RP5E01

      Waveform 4 (A/C communication signal)

      Item Content
      Terminal

      CH1: A98-19 (CLK) - E111-6 (E1)

      CH2: A98-31 (ITE) - E111-6 (E1)

      CH3: A98-30 (ETI) - E111-6 (E1)

      CH4: A98-20 (STB) - E111-6 (E1)
      Equipment Setting 10 V/DIV., 100 ms./DIV.
      Condition Power switch on (READY) with air conditioning system stopped

      Tech Tips

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

    5. A003RJ6E01

      Waveform 5 (HV battery blower fan operation signal)

      Item Content
      Terminal

      CH1: A98-29 (SI0) - E111-6 (E1)

      CH2: A98-4 (FCTL) - E111-5 (E01)
      Equipment Setting 10 V/DIV., 1 ms./DIV.
      Condition Power switch on (READY), with air conditioning system stopped

      Tech Tips

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

    6. A003TU9E01

      Waveform 6 (MG communication clock signal)

      Item Content
      Terminal

      CH1: A99-21 (CLK+) - E111-6 (E1)

      CH2: A99-20 (CLK-) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 1 μs./DIV.
      Condition Power switch on (READY)
    7. A003RUCE01

      Waveform 7 (P position signal)

      Item Content
      Terminal

      CH1: A99-22 (PCON) - E111-6 (E1)

      CH2: A99-28 (PPOS) - E111-6 (E1)
      Equipment Setting 10 V/DIV., 10 ms./DIV.
      Condition Power switch on (IG)
    8. A003TURE01

      Waveform 8 (communication signal from power management control ECU (HV CPU) to MG ECU)

      Item Content
      Terminal

      CH1: A99-24 (HTM+) - E111-6 (E1)

      CH2: A99-25 (HTM-) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 200 μs./DIV.
      Condition Power switch on (READY)

      Tech Tips

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

    9. A003TURE01

      Waveform 9 (communication signal from MG ECU to power management control ECU (HV CPU))

      Item Content
      Terminal

      CH1: A99-30 (MTH+) - E111-6 (E1)

      CH2: A99-29 (MTH-) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 200 μs./DIV.
      Condition Power switch on (READY)

      Tech Tips

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

    10. A003S0EE01

      Waveform 10 (MG ECU communication request signal)

      Item Content
      Terminal

      CH1: A99-33 (REQ+) - E111-6 (E1)

      CH2: A99-32 (REQ-) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 1 ms./DIV.
      Condition Power switch on (READY)
    11. A003TRCE02

      Waveform 11 (system main relay operation signal)

      Item Content
      Terminal

      CH1: E111-3 (SMRP) - E111-5 (E01)

      CH2: E111-4 (SMRB) - E111-5 (E01)

      CH3: E111-2 (SMRG) - E111-5 (E01)
      Equipment Setting 10 V/DIV., 200 ms./DIV.
      Condition Power switch on (IG) → Power switch on (READY)
    12. A003SI9E03

      Waveform 12 (vehicle speed signal)

      Item Content
      Terminal E111-14 (SPDI) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 20 ms./DIV.
      Condition Driving at approximately 20 km/h (12 mph) with power switch on (READY)

      Tech Tips

      The higher the vehicle speed, the shorter the cycle.

    13. A003RN7E01

      Waveform 13 (airbag deployment signal)

      Item Content
      Terminal E111-29 (ABFS) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 500 ms./DIV.
      Condition Power switch on (READY)
    14. A003T0HE01

      Waveform 14 (communication signal from battery smart unit to power management control ECU (HV CPU))

      Item Content
      Terminal

      CH1: E111-32 (BTH+) - E111-6 (E1)

      CH2: E111-33 (BTH-) - E111-6 (E1)
      Equipment Setting 2 V/DIV., 500 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    15. A003S0OE01

      Waveform 15 (immobilizer communication signal)

      Item Content
      Terminal

      CH1: E112-20 (IMO) - E111-6 (E1)

      CH2: E112-21 (IMI) - E111-6 (E1)
      Equipment Setting 5 V/DIV., 200 ms./DIV.
      Condition Power switch off → Power switch on (IG) → Power switch on (READY)
    16. A003T1VE01

      Waveform 16 (CAN communication signal)

      Item Content
      Terminal

      CH1: E112-25 (CA1H) - E111-6 (E1)

      CH2: E112-24 (CA1L) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 50 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    17. A003T1VE01

      Waveform 17 (CAN communication signal)

      Item Content
      Terminal

      CH1: E112-31 (CA3P) - E111-6 (E1)

      CH2: E112-30 (CA3N) - E111-6 (E1)
      Equipment Setting 1 V/DIV., 50 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    A003UX7E02

    Tech Tips

    Since the inverter with converter assembly uses waterproof connectors, the voltage and waveform cannot be inspected directly. Standard voltage readings and waveforms are indicated for reference only.

    Inverter with converter assembly

    Terminal No.

    (Symbol)

    		 Wiring Color Terminal Description Condition Standard Condition
    A105-1 (IGCT) - A105-28 (GND1) L - W-B MG ECU power source Power switch on (IG) 11 to 14 V
    A105-2 (IDH) - A105-28 (GND1) L - W-B PTC heater prohibit signal Power switch on (IG) 4 to 6 V
    A105-3 (VLO) - A105-28 (GND1) R - W-B DC/DC operation monitor / voltage change signal Power switch on (IG)

    Pulse generation

    (Waveform 1)
    A105-5 (CLK+) - A105-28 (GND1) B - W-B Communication clock signal Power switch on (READY)

    Pulse generation

    (Waveform 2)
    A105-6 (REQ+) - A105-28 (GND1) B - W-B Communication request signal Power switch on (READY)

    Pulse generation

    (Waveform 3)
    A105-7 (MTH+) - A105-28 (GND1) B - W-B Communication signal from MG ECU to power management control ECU (HV CPU) Power switch on (READY)

    Pulse generation

    (Waveform 4)
    A105-8 (HTM+) - A105-28 (GND1) B - W-B Communication signal from power management control ECU (HV CPU) to MG ECU Power switch on (READY)

    Pulse generation

    (Waveform 5)
    A105-11 (S) - A105-28 (GND1) W - W-B Auxiliary battery voltage monitor Power switch on (IG) 11 to 14 V
    A105-12 (NODD) - A105-28 (GND1) W - W-B DC/DC operation DC/DC converter operating normally 5 to 7 V
    A105-12 (NODD) - A105-28 (GND1) W - W-B DC/DC operation DC/DC converter not operating normally 2 to 4 V
    A105-12 (NODD) - A105-28 (GND1) W - W-B DC/DC operation DC/DC converter operation prohibited 0.1 to 0.5 V
    A105-15 (CLK-) - A105-28 (GND1) W - W-B Communication clock signal Power switch on (READY)

    Pulse generation

    (Waveform 2)
    A105-16 (REQ-) - A105-28 (GND1) W - W-B Communication request signal Power switch on (READY)

    Pulse generation

    (Waveform 3)
    A105-17 (MTH-) - A105-28 (GND1) W - W-B Communication signal from MG ECU to power management control ECU (HV CPU) Power switch on (READY)

    Pulse generation

    (Waveform 4)
    A105-18 (HTM-) - A105-28 (GND1) W - W-B Communication signal from power management control ECU (HV CPU) to MG ECU Power switch on (READY)

    Pulse generation

    (Waveform 5)
    A105-29 (GI) - A105-28 (GND1) B - W-B GI signal Power switch on (READY), with engine running

    Pulse generation

    (Waveform 6)
    A105-31 (HSDN) - A105-28 (GND1) B - W-B MG shutdown signal Power switch on (READY) 0 to 1 V
    A105-35 (ILKI) - A105-28 (GND1) V - W-B Interlock switch signal Power switch on (IG), inverter terminal cover, high-voltage input cables and service plug grip installed correctly Below 1 V
    A105-35 (ILKI) - A105-28 (GND1) V - W-B Interlock switch signal Power switch on (IG), inverter terminal cover, high-voltage input cables or service plug grip not installed 11 to 14
    A105-36 (ILKO) - A105-28 (GND1) LG - W-B Interlock switch signal Power switch on (IG), inverter terminal cover, high-voltage input cables and service plug grip installed correctly Below 1 V
    A105-36 (ILKO) - A105-28 (GND1) LG - W-B Interlock switch signal Power switch on (IG), inverter terminal cover, high-voltage input cables or service plug grip not installed 11 to 14
    A105-9 (+B2) - A105-28 (GND1) G - W-B MG ECU power source Power switch on (IG) 11 to 14 V
    A105-10 (+B) - A105-28 (GND1) R - W-B MG ECU power source Power switch on (IG) 11 to 14 V
    B138-1 (MRF) - B138-2 (MRFG) Y - L Motor resolver signal Motor resolver running

    Pulse generation

    (Waveform 7)
    B138-3 (MSN) - B138-4 (MSNG) G - W Motor resolver signal Motor resolver running

    Pulse generation

    (Waveform 7)
    B138-6 (MCS) - B138-5 (MCSG) R - BR Motor resolver signal Motor resolver running

    Pulse generation

    (Waveform 7)
    B138-7 (GSN) - B138-8 (GSNG) G - W Generator resolver signal Generator resolver running

    Pulse generation

    (Waveform 8)
    B138-10 (GCS) - B138-9 (GCSG) R - B Generator resolver signal Generator resolver running

    Pulse generation

    (Waveform 8)
    B138-11 (GRF) - B138-12 (GRFG) Y - L Generator resolver signal Generator resolver running

    Pulse generation

    (Waveform 8)

    Note

    Do not measure the voltage or waveform directly at the sealed side of the inverter with converter assembly connector. Doing so may damage the connector because the connector is waterproof.

  2. Oscilloscope waveforms

    Tech Tips

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


    1. A003S41E01

      Waveform 1 (DC/DC operation monitor / voltage change signal)

      Item Content
      Terminal A105-3 (VLO) - A105-28 (GND1)
      Equipment Setting 5 V/DIV., 50 ms./DIV.
      Condition Power switch on (IG)

      Tech Tips

      The cycle will vary depending on the specified voltage of the hybrid vehicle converter.

    2. A003TU9E01

      Waveform 2 (MG ECU communication clock signal)

      Item Content
      Terminal

      CH1: A105-5 (CLK+) - A105-28 (GND1)

      CH2: A105-15 (CLK-) - A105-28 (GND1)
      Equipment Setting 1 V/DIV., 1 μs./DIV.
      Condition Power switch on (READY)
    3. A003S0EE01

      Waveform 3 (MG ECU communication request signal)

      Item Content
      Terminal

      CH1: A105-6 (REQ+) - A105-28 (GND1)

      CH2: A105-16 (REQ-) - A105-28 (GND1)
      Equipment Setting 1 V/DIV., 1 ms./DIV.
      Condition Power switch on (READY)
    4. A003TURE01

      Waveform 4 (communication signal from MG ECU to power management control ECU (HV CPU))

      Item Content
      Terminal

      CH1: A105-7 (MTH+) - A105-28 (GND1)

      CH2: A105-17 (MTH-) - A105-28 (GND1)
      Equipment Setting 1 V/DIV., 200 μs./DIV.
      Condition Power switch on (READY)

      Tech Tips

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

    5. A003TURE01

      Waveform 5 (communication signal from power management control ECU (HV CPU) to MG ECU)

      Item Content
      Terminal

      CH1: A105-8 (HTM+) - A105-28 (GND1)

      CH2: A105-18 (HTM-) - A105-28 (GND1)
      Equipment Setting 1 V/DIV., 200 μs./DIV.
      Condition Power switch on (READY)

      Tech Tips

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

    6. A003UJRE01

      Waveform 6 (GI signal)

      Item Content
      Terminal A105-29 (GI) - A105-28 (GND1)
      Equipment Setting 5 V/DIV., 20 ms./DIV.
      Condition Power switch on (READY) with engine running

      Tech Tips

      The pulse cycle becomes shorter as the engine speed increases.

    7. A003TC4E01

      Waveform 7 (motor resolver signal)

      Item Content
      Terminal

      CH1: B138-1 (MRF) - B138-2 (MRFG)

      CH2: B138-3 (MSN) - B138-4 (MSNG)

      CH3: B138-6 (MCS) - B138-5 (MCSG)
      Equipment Setting

      CH1: 10 V/DIV., 1 ms./DIV.

      CH2, 3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running

      Tech Tips

      Pulse cycle A becomes shorter as the rotor speed increases.

    8. A003TC4E01

      Waveform 8 (generator resolver signal)

      Item Content
      Terminal

      CH1: B138-11 (GRF) - B138-12 (GRFG)

      CH2: B138-7 (GSN) - B138-8 (GSNG)

      CH3: B138-10 (GCS) - B138-9 (GCSG)
      Equipment Setting

      CH1: 10 V/DIV., 1 ms./DIV.

      CH2, 3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running

      Tech Tips

      Pulse cycle A becomes shorter as the rotor speed increases.