HYBRID CONTROL SYSTEM TERMINALS OF ECU

A01GZ7UE08

Terminal No.

(Symbol)

 Wiring Color Terminal Description Condition

Standard Voltage

(V)
E58-1 (+BS) - A77-7 (E1) BR - W-B Park/neutral position switch power source Power switch on (IG) 10 to 14
E58-2 (SL1-) - E58-3 (SL1+) L - B SL1 solenoid valve signal During active test

Pulse generation

(Waveform 1)
E58-4 (SMRG) - A77-7 (E1) R - W-B System main relay Power switch on (IG) to on (READY)

Pulse generation

(Waveform 2)
E58-5 (SMRB) - A77-7 (E1) G - W-B System main relay Power switch on (IG) to on (READY)

Pulse generation

(Waveform 2)
E58-8 (SP) - A77-7 (E1) L-Y - W-B SP solenoid valve signal During active test 10 to 14
E58-10 (SL2-) - E58-11 (SL2+) Y - P-L SL2 solenoid valve signal During active test

Pulse generation

(Waveform 3)
E58-12 (MJ) - A77-7 (E1) L - W-B Park/neutral position switch signal Power switch on (IG), shift lever in P, R, N or D position 10 to 14
E58-14 (D) - A77-7 (E1) R - W-B Park/neutral position switch signal Power switch on (IG), shift lever in D or S position 10 to 14
E58-14 (D) - A77-7 (E1) R - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in D or S position 0 to 1.5
E58-15 (N) - A77-7 (E1) W - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in N position 10 to 14
E58-15 (N) - A77-7 (E1) W - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in N position 1.5 to 3.0
E58-16 (R) - A77-7 (E1) P - W-B Park/neutral position switch signal Power switch on (IG), shift lever in R position 10 to 14
E58-16 (R) - A77-7 (E1) P - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in R position 0 to 1.5
E58-17 (P) - A77-7 (E1) G - W-B Park/neutral position switch signal Power switch on (IG), shift lever in P position 10 to 14
E58-17 (P) - A77-7 (E1) G - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in P position 0 to 1.5
E58-18 (PB1) - A77-7 (E1) R - W-B Pressure switch 1 Power switch on (READY) 10 to 14
E58-19 (PB2) - A77-7 (E1) W - W-B Pressure switch 2 Power switch on (READY) 10 to 14
E58-20 (PB3) - A77-7 (E1) B - W-B Pressure switch 3 Power switch on (READY) 10 to 14
E58-21 (ITE) - A77-7 (E1) R - W-B A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
E58-22 (MMTG) - E58-23 (MMT) P - Y Motor temperature sensor Power switch on (IG), temperature 25°C (77°F) 1.9 to 2.8
E58-22 (MMTG) - E58-23 (MMT) P - Y Motor temperature sensor Power switch on (IG), temperature 60°C (140°F) 1.1 to 1.8
E58-24 (GMTG) - E58-25 (GMT) R - W Generator temperature sensor Power switch on (IG), temperature 25°C (77°F) 1.9 to 2.8
E58-24 (GMTG) - E58-25 (GMT) R - W Generator temperature sensor Power switch on (IG), temperature 60°C (140°F) 1.1 to 1.8
E58-26 (FD) - A77-7 (E1) B - W-B Park/neutral position switch signal Power switch on (IG), shift lever in D or S position 10 to 14
E58-26 (FD) - A77-7 (E1) B - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in D or S position 0 to 1.5
E58-27 (RV) - A77-7 (E1) V - W-B Park/neutral position switch signal Power switch on (IG), shift lever in R position 10 to 14
E58-27 (RV) - A77-7 (E1) V - W-B Park/neutral position switch signal Power switch on (IG), shift lever not in R or S position 0 to 1.5
E58-28 (SP2-) - E58-29 (SP2+) R - G Transmission revolution sensor signal Driving at approximately 55 km/h (34 mph) with power switch on (READY)

Pulse generation

(Waveform 5)
E58-30 (CLK) - A77-7 (E1) BR - W-B A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
E58-31 (STB) - A77-7 (E1) L - W-B A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
E58-32 (ETI) - A77-7 (E1) B - W-B A/C communication signal Power switch on (READY), air conditioning system stopped

Pulse generation

(Waveform 4)
E58-33 (THO) - A76-5 (E2)

R-Y - W (*1)

R-Y - BR (*2)

 Transmission fluid temperature sensor Power switch on (IG), temperature 25°C (77°F) 2.2 to 2.8
E58-34 (TOPM) - A76-5 (E2)

L - W (*1)

L - BR (*2)

 Oil pump motor temperature sensor Power switch on (IG), temperature 25°C (77°F) 2.4 to 3.1
A77-1 (STP) - A77-7 (E1) L - W-B Stop light switch Brake pedal depressed 10 to 14
A77-1 (STP) - A77-7 (E1) L - W-B Stop light switch Brake pedal released 0 to 1.5
A77-5 (WP) - A77-7 (E1) B - W-B A/C WP relay signal Power switch on (READY) Below 2
A77-8 (CAN+) - A77-7 (E1) B - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 6)
A77-9 (CAN-) - A77-7 (E1) W - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 6)
A77-10 (SFTD) - A77-7 (E1) Y - W-B Transmission control switch Power switch on (IG), shift lever in S position 10 to 14
A77-10 (SFTD) - A77-7 (E1) Y - W-B Transmission control switch Power switch on (IG), Sports shift in (-) position 0 to 1.5
A77-11 (SFTU) - A77-7 (E1) L - W-B Transmission control switch Power switch on (IG), shift lever in S position 10 to 14
A77-11 (SFTU) - A77-7 (E1) L - W-B Transmission control switch Power switch on (IG), Sports shift in (+) position 0 to 1.5
A77-12 (M) - A77-7 (E1) B - W-B Transmission control switch Power switch on (IG), shift lever in S position 10 to 14
A77-12 (M) - A77-7 (E1) B - W-B Transmission control switch Power switch on (IG), shift lever not in S position 0 to 1.5
A77-13 (NEI) - A77-7 (E1) G - W-B Crankshaft position signal Power switch on (READY), engine started

Pulse generation

(Waveform 7)
A77-14 (GI) - A77-7 (E1) BR - W-B Camshaft position signal Power switch on (READY), engine started

Pulse generation

(Waveform 8)
A77-21 (PSOK) - A77-7 (E1) V - W-B Electric power steering permission signal Power switch on (READY)

Pulse generation

(Waveform 9)
A77-24 (TC) - A77-7 (E1)

P - W-B (*1)

V - W-B (*2)

 Diagnosis terminal Power switch on (IG) 10 to 14
A77-25 (SI0) - A77-7 (E1) GR - W-B No. 2 HV battery blower fan Power switch on (IG), during active test

Pulse generation

(Waveform 10)
A77-26 (FCTL) - A77-7 (E1) BR - W-B Cooling fan relay Power switch on (IG) 10 to 14
A77-30 (THB) - A76-5 (E2)

P - W (*1)

P - BR (*2)

 Auxiliary battery temperature sensor signal Auxiliary battery temperature 60°C (140°F) 0.7 to 1.3
A77-30 (THB) - A76-5 (E2)

P - W (*1)

P - BR (*2)

 Auxiliary battery temperature sensor signal Auxiliary battery temperature 25°C (77°F) 1.8 to 2.5
A77-32 (IMI) - A77-7 (E1) L - W-B Immobiliser communication Immobiliser communicating

Pulse generation

(Waveform 11)
A77-33 (IMO) - A77-7 (E1) B - W-B Immobiliser communication Immobiliser communicating

Pulse generation

(Waveform 11)
A77-35 (SI1) - A77-7 (E1) LG - W-B No. 1 HV battery blower fan Power switch on (IG), during active test

Pulse generation

(Waveform 12)
A76-1 (BATT) - A77-7 (E1) B-W - W-B Constant power source Always 10 to 14
A76-3 (MREL) - A77-7 (E1) G - W-B Main relay Power switch on (IG) 10 to 14
A76-4 (IGSW) - A77-7 (E1) R - W-B IG signal Power switch on (IG) 10 to 14
A76-8 (DCIM) - A77-7 (E1) BE - W-B Hybrid vehicle converter load status

Power switch on (READY),

PTC heater operation is possible

 5.2 to 8.8
A76-8 (DCIM) - A77-7 (E1) BE - W-B Hybrid vehicle converter load status

Power switch on (READY),

PTC heater operation prohibited

 1.4 to 4.6
A76-11 (CA2H) - A77-7 (E1) B - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 13)
A76-12 (CA2L) - A77-7 (E1) W - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 13)
A76-13 (CA3H) - A77-7 (E1) B - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 14)
A76-14 (CA3L) - A77-7 (E1) W - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 14)
A76-15 (CANH) - A77-7 (E1) Y - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 15)
A76-16 (CANL) - A77-7 (E1) L - W-B CAN communication system Power switch on (IG)

Pulse generation

(Waveform 15)
A76-20 (VPA1) - A76-19 (EP1) R - Y Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), accelerator pedal released 0.4 to 1.4
A76-20 (VPA1) - A76-19 (EP1) R - Y Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), engine stopped, shift lever in P position, accelerator pedal fully depressed 2.6 to 4.5
A76-21 (VPA2) - A76-18 (EP2) G - L Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), accelerator pedal released 1.0 to 2.2
A76-21 (VPA2) - A76-18 (EP2) G - L Accelerator pedal position sensor (for accelerator pedal position detection) Power switch on (IG), engine stopped, shift lever in P position, accelerator pedal fully depressed 3.4 to 5.3
A76-22 (VCP1) - A76-19 (EP1) W - Y Accelerator pedal position sensor power source (for VPA1) Power switch on (IG) 4.5 to 5.5
A76-23 (VCP2) - A76-18 (EP2) B - L Accelerator pedal position sensor power source (for VPA2) Power switch on (IG) 4.5 to 5.5
A76-24 (OPM2) - A77-7 (E1) V - W-B Oil pump motor Power switch on (IG) 10 to 14
A76-25 (SMRP) - A77-7 (E1) G - W-B System main relay Power switch on (IG) to on (READY)

Pulse generation

(Waveform 2)
A76-26 (NODD) - A77-7 (E1) L - W-B DC/DC operation Converter operating normally 5 to 7
A76-26 (NODD) - A77-7 (E1) L - W-B DC/DC operation Converter not operating normally 2 to 4
A76-26 (NODD) - A77-7 (E1) L - W-B DC/DC operation Converter operation prohibited 0.1 to 0.5
A76-27 (VLO) - A77-7 (E1) R - W-B DC/DC operation monitor / voltage change signal Power switch on (IG)

Pulse generation

(Waveform 16)
A76-32 (OPM1) - A77-7 (E1) W - W-B Oil pump motor Power switch on (IG)

Pulse generation

(Waveform 17)
A76-33 (OPST) - A77-7 (E1) B - W-B Oil pump motor Power switch on (IG)

Pulse generation

(Waveform 18)
A78-1 (+B1) - A77-7 (E1) B - W-B Power source Power switch on (IG) 10 to 14
A78-2 (+B2) - A77-7 (E1) L - W-B Power source Power switch on (IG) 10 to 14
A78-6 (ST1-) - A77-7 (E1) V - W-B Brake cancel switch Power switch on (IG), brake pedal depressed 0 to 1.5
A78-6 (ST1-) - A77-7 (E1) V - W-B Brake cancel switch Power switch on (IG), brake pedal released 10 to 14
A78-8 (CLK+) - A77-7 (E1) Y - W-B MG communication clock signal Power switch on (READY)

Pulse generation

(Waveform 19)
A78-9 (CLK-) - A77-7 (E1) L - W-B MG communication clock signal Power switch on (READY)

Pulse generation

(Waveform 19)
A78-10 (HTM+) - A77-7 (E1) R - W-B Communication from HV to MG Power switch on (READY)

Pulse generation

(Waveform 20)
A78-11 (HTM-) - A77-7 (E1) G - W-B Communication from HV to MG Power switch on (READY)

Pulse generation

(Waveform 20)
A78-13 (MTH+) - A77-7 (E1) B - W-B Communication from MG to HV Power switch on (READY)

Pulse generation

(Waveform 21)
A78-14 (MTH-) - A77-7 (E1) W - W-B Communication from MG to HV Power switch on (READY)

Pulse generation

(Waveform 21)
A78-16 (REQ+) - A77-7 (E1) W - W-B MG communication request signal Power switch on (READY)

Pulse generation

(Waveform 22)
A78-17 (REQ-) - A77-7 (E1) B - W-B MG communication request signal Power switch on (READY)

Pulse generation

(Waveform 22)
A78-19 (BTH-) - A77-7 (E1) BR - W-B Communication from battery to HV Power switch on (READY)

Pulse generation

(Waveform 23)
A78-20 (BTH+) - A77-7 (E1) Y - W-B Communication from battery to HV Power switch on (READY)

Pulse generation

(Waveform 23)
A78-21 (ILK) - A77-7 (E1) GR - W-B Interlock switch Power switch on (IG), inverter cover and service plug grip installed correctly 0 to 1.5
A78-21 (ILK) - A77-7 (E1) GR - W-B Interlock switch Power switch on (IG), inverter cover and service plug grip detached 10 to 14
A78-23 (IWP) - A77-7 (E1) Y - W-B HV water pump signal Power switch on (READY)

Pulse generation

(Waveform 24)
A78-25 (HSDN) - A77-7 (E1) B - W-B MG shutdown signal Power switch on (READY) 0 to 1.5
A78-28 (ST2) - A77-7 (E1) B - W-B Starter signal Power switch on (IG) 0 to 1.5
A78-29 (RDY) - A77-7 (E1) W - W-B READY state Power switch on (IG) to on (READY)

Pulse generation

(Waveform 25)
A78-30 (SPDI) - A77-7 (E1) V - W-B Vehicle speed signal Approximately 20 km/h (12 mph)

Pulse generation

(Waveform 26)
A78-31 (ABFS) - A77-7 (E1) Y - W-B Airbag activation signal Power switch on (READY) (2 seconds after ACC ON)

Pulse generation

(Waveform 27)

*1: LHD

*2: RHD


  1. Oscilloscope waveforms

    Tech Tips

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


    1. A01H1J1

      Waveform 1 (SL1 solenoid valve signal)

      Item Contents
      Terminal E58-2 (SL1-) - E58-3 (SL1+)
      Equipment Setting 5 V/DIV., 2 ms./DIV.
      Condition During active test
    2. A01GWR3E01

      Waveform 2 (system main relay operation signal)

      Item Contents
      Terminal

      CH1: A76-25 (SMRP) - A77-7 (E1)

      CH2: E58-5 (SMRB) - A77-7 (E1)

      CH3: E58-4 (SMRG) - A77-7 (E1)
      Equipment Setting 10 V/DIV., 500 ms./DIV.
      Condition Power switch on (IG) → Power switch on (READY)
    3. A01H1J1

      Waveform 3 (SL2 solenoid valve signal)

      Item Contents
      Terminal E58-10 (SL2-) - E58-11 (SL2+)
      Equipment Setting 5 V/DIV., 2 ms./DIV.
      Condition During active test
    4. A01GY9LE01

      Waveform 4 (A/C communication signal)

      Item Contents
      Terminal

      CH1: E58-30 (CLK) - A77-7 (E1)

      CH2: E58-21 (ITE) - A77-7 (E1)

      CH3: E58-32 (ETI) - A77-7 (E1)

      CH4: E58-31 (STB) - A77-7 (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. A01GYT6

      Waveform 5 (transmission revolution signal)

      Item Contents
      Terminal E58-28 (SP2-) - E58-29 (SP2+)
      Equipment Setting 2 V/DIV., 2 ms./DIV.
      Condition Driving at approximately 55 km/h (34 mph) with power switch on (READY)

      Tech Tips

      The higher the vehicle speed, the shorter the cycle.

    6. A01GWA4E01

      Waveform 6 (CAN communication signal)

      Item Contents
      Terminal

      CH1: A77-8 (CAN+) - A77-7 (E1)

      CH2: A77-9 (CAN-) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 20 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    7. A01GYJHE02

      Waveform 7 (NEI signal)

      Item Contents
      Terminal A77-13 (NEI) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 1 ms./DIV.
      Condition Power switch on (READY) with engine running

      Tech Tips

      The pulse cycle becomes shorter as the engine speed increases.

    8. A01H0ZTE02

      Waveform 8 (GI signal)

      Item Contents
      Terminal A77-14 (GI) - A77-7 (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.

    9. A01GZNJE01

      Waveform 9 (CAN communication signal)

      Item Contents
      Terminal A77-21 (PSOK) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 50 ms./DIV.
      Condition Power switch on (READY)
    10. A01H1I9E01

      Waveform 10 (No. 2 HV battery blower fan operation signal)

      Item Contents
      Terminal A77-25 (SI0) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 100 ms./DIV.
      Condition Power switch on (IG) during active test
    11. A01GYDFE01

      Waveform 11 (immobiliser communication signal)

      Item Contents
      Terminal

      CH1: A77-33 (IMO) - A77-7 (E1)

      CH2: A77-32 (IMI) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 200 ms./DIV.
      Condition Power switch off → Power switch on (IG) → Power switch on (READY)
    12. A01H1I9E01

      Waveform 12 (No. 1 HV battery blower fan operation signal)

      Item Contents
      Terminal A77-35 (SI1) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 100 ms./DIV.
      Condition Power switch on (IG) during active test
    13. A01GWA4E01

      Waveform 13 (CAN communication signal)

      Item Contents
      Terminal

      CH1: A76-11 (CA2H) - A77-7 (E1)

      CH2: A76-12 (CA2L) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 20 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    14. A01GWA4E01

      Waveform 14 (CAN communication signal)

      Item Contents
      Terminal

      CH1: A76-13 (CA3H) - A77-7 (E1)

      CH2: A76-14 (CA3L) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 20 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    15. A01GWA4E01

      Waveform 15 (CAN communication signal)

      Item Contents
      Terminal

      CH1: A76-15 (CANH) - A77-7 (E1)

      CH2: A76-16 (CANL) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 20 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    16. A01GWXCE01

      Waveform 16 (VLO signal)

      Item Contents
      Terminal A76-27 (VLO) - A77-7 (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.

    17. A01GYLOE01

      Waveform 17 (oil pump motor signal)

      Item Contents
      Terminal A76-32 (OPM1) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 500 μs./DIV.
      Condition Power switch on (IG)
    18. A01GWJLE01

      Waveform 18 (oil pump motor signal)

      Item Contents
      Terminal A76-33 (OPST) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 5 ms./DIV.
      Condition Power switch on (IG)
    19. A01GYOTE01

      Waveform 19 (MG communication clock signal)

      Item Contents
      Terminal

      CH1: A78-8 (CLK+) - A77-7 (E1)

      CH2: A78-9 (CLK-) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 1 μs./DIV.
      Condition Power switch on (READY)
    20. A01GWVTE01

      Waveform 20 (communication signal from hybrid vehicle control ECU to MG ECU)

      Item Contents
      Terminal

      CH1: A78-10 (HTM+) - A77-7 (E1)

      CH2: A78-11 (HTM-) - A77-7 (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).

    21. A01GWVTE01

      Waveform 21 (communication signal from MG ECU to hybrid vehicle control ECU)

      Item Contents
      Terminal

      CH1: A78-13 (MTH+) - A77-7 (E1)

      CH2: A78-14 (MTH-) - A77-7 (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).

    22. A01GXM2E01

      Waveform 22 (MG communication request signal)

      Item Contents
      Terminal

      CH1: A78-16 (REQ+) - A77-7 (E1)

      CH2: A78-17 (REQ-) - A77-7 (E1)
      Equipment Setting 1 V/DIV., 1 ms./DIV.
      Condition Power switch on (READY)
    23. A01H13SE01

      Waveform 23 (communication signal from battery smart unit to hybrid vehicle control ECU)

      Item Contents
      Terminal

      CH1: A78-20 (BTH+) - A77-7 (E1)

      CH2: A78-19 (BTH-) - A77-7 (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).

    24. A01GYAFE01

      Waveform 24 (HV water pump signal)

      Item Contents
      Terminal A78-23 (IWP) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 100 ms./DIV.
      Condition Power switch on (READY)
    25. A01GYQUE03

      Waveform 25 (READY signal)

      Item Contents
      Terminal A78-29 (RDY) - A77-7 (E1)
      Equipment Setting 10 V/DIV., 10 ms./DIV.
      Condition Power switch on (IG) / Power switch on (READY)
    26. A01GYYPE01

      Waveform 26 (vehicle speed signal)

      Item Contents
      Terminal A78-30 (SPDI) - A77-7 (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.

    27. A01GZ8GE01

      Waveform 27 (airbag deployment signal)

      Item Contents
      Terminal A78-31 (ABFS) - A77-7 (E1)
      Equipment Setting 5 V/DIV., 500 ms./DIV.
      Condition Power switch on (READY)
    A01GZXME03
    LHD:

    Terminal No.

    (Symbol)

    		 Wiring Color Terminal Description Condition

    Standard Voltage

    (V)
    A79-10 (+B) - A79-30 (GND1) B - W-B MG - ECU battery Power switch on (IG) 10 to 14
    A79-11 (+B2) - A79-30 (GND1) B - W-B MG - ECU battery Power switch on (IG) 10 to 14
    A79-14 (CLK+) - A79-30 (GND1) Y - W-B Communication clock signal Power switch on (IG) 10 to 14
    A79-13 (CLK-) - A79-30 (GND1) L - W-B Communication clock signal Power switch on (IG) 10 to 14
    A79-40 (MRF) - A79-29 (MRFG) B - G Motor resolver signal Motor resolver stopped or running Pulse generation (Waveform 1)
    A79-24 (ILKO) - A79-30 (GND1) W - W-B Interlock switch signal Power switch on (IG), inverter cover and service plug grip installed correctly Below 1
    A79-24 (ILKO) - A79-30 (GND1) W - W-B Interlock switch signal Power switch on (IG), inverter cover or service plug grip detached 10 to 14
    A79-34 (REQ+) - A79-30 (GND1) W - W-B Communication request signal Power switch on (IG)

    Pulse generation

    (Waveform 2)
    A79-23 (HTM+) - A79-30 (GND1) R - W-B Communication signal from HV to MG Power switch on (IG)

    Pulse generation

    (Waveform 3)
    A79-22 (HTM-) - A79-30 (GND1) G - W-B Communication signal from HV to MG Power switch on (IG)

    Pulse generation

    (Waveform 3)
    A79-38 (MCS) - A79-27 (MCSG) W - Y Motor resolver signal Motor resolver stopped or running

    Pulse generation

    (Waveform 1)
    A79-39 (MSN) - A79-28 (MSNG) L - R Motor resolver signal Motor resolver stopped or running

    Pulse generation

    (Waveform 1)
    A79-35 (ILKI) - A79-30 (GND1) GR - W-B Interlock switch signal Power switch on (IG), inverter cover and service plug grip installed correctly Below 1
    A79-35 (ILKI) - A79-30 (GND1) GR - W-B Interlock switch signal Power switch on (IG), inverter cover or service plug grip detached 10 to 14
    A79-33 (REQ-) - A79-30 (GND1) B - W-B Communication request signal Power switch on (IG)

    Pulse generation

    (Waveform 2)
    A79-16 (GI) - A79-30 (GND1) B - W-B GI signal Power switch on (READY), engine started

    Pulse generation

    (Waveform 4)
    A79-18 (GSN) - A79-7 (GSNG) R - W Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)
    A79-17 (GCS) - A79-6 (GCSG) Y - B Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)
    A79-3 (MTH+) - A79-30 (GND1) B - W-B Communication signal from MG to HV Previously corrected

    Pulse generation

    (Waveform 6
    A79-2 (MTH-) - A79-30 (GND1) W - W-B Communication signal from MG to HV Previously corrected

    Pulse generation

    (Waveform 6)
    A79-25 (HSDN) - A79-30 (GND1) B - W-B MG shutdown signal Previously corrected Below 1
    A79-20 (GRF) - A79-9 (GRFG) G - L Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)
    RHD:

    Terminal No.

    (Symbol)

    		 Wiring Color Terminal Description Condition

    Standard Voltage

    (V)
    A88-10 (+B) - A88-30 (GND1) B - W-B MG - ECU battery Power switch on (IG) 10 to 14
    A88-11 (+B2) - A88-30 (GND1) B - W-B MG - ECU battery Power switch on (IG) 10 to 14
    A88-14 (CLK+) - A88-30 (GND1) Y - W-B Communication clock signal Power switch on (IG) 10 to 14
    A88-13 (CLK-) - A88-30 (GND1) L - W-B Communication clock signal Power switch on (IG) 10 to 14
    A88-40 (MRF) - A88-29 (MRFG) B - G Motor resolver signal Motor resolver stopped or running Pulse generation (Waveform 1)
    A88-24 (ILKO) - A88-30 (GND1) W - W-B Interlock switch signal Power switch on (IG), inverter cover and service plug grip installed correctly Below 1
    A88-24 (ILKO) - A88-30 (GND1) W - W-B Interlock switch signal Power switch on (IG), inverter cover or service plug grip detached 10 to 14
    A88-34 (REQ+) - A88-30 (GND1) W - W-B Communication request signal Power switch on (IG)

    Pulse generation

    (Waveform 2)
    A88-23 (HTM+) - A88-30 (GND1) R - W-B Communication signal from HV to MG Power switch on (IG)

    Pulse generation

    (Waveform 3)
    A88-22 (HTM-) - A88-30 (GND1) G - W-B Communication signal from HV to MG Power switch on (IG)

    Pulse generation

    (Waveform 3)
    A88-38 (MCS) - A88-27 (MCSG) W - Y Motor resolver signal Motor resolver stopped or running

    Pulse generation

    (Waveform 1)
    A88-39 (MSN) - A88-28 (MSNG) L - R Motor resolver signal Motor resolver stopped or running

    Pulse generation

    (Waveform 1)
    A88-35 (ILKI) - A88-30 (GND1) GR - W-B Interlock switch signal Power switch on (IG), inverter cover and service plug grip installed correctly Below 1
    A88-35 (ILKI) - A88-30 (GND1) GR - W-B Interlock switch signal Power switch on (IG), inverter cover or service plug grip detached 10 to 14
    A88-33 (REQ-) - A88-30 (GND1) B - W-B Communication request signal Power switch on (IG)

    Pulse generation

    (Waveform 2)
    A88-16 (GI) - A88-30 (GND1) B - W-B GI signal Power switch on (READY), engine started

    Pulse generation

    (Waveform 4)
    A88-18 (GSN) - A88-7 (GSNG) R - W Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)
    A88-17 (GCS) - A88-6 (GCSG) Y - B Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)
    A88-3 (MTH+) - A88-30 (GND1) B - W-B Communication signal from MG to HV Previously corrected

    Pulse generation

    (Waveform 6
    A88-2 (MTH-) - A88-30 (GND1) W - W-B Communication signal from MG to HV Previously corrected

    Pulse generation

    (Waveform 6)
    A88-25 (HSDN) - A88-30 (GND1) B - W-B MG shutdown signal Previously corrected Below 1
    A88-20 (GRF) - A88-9 (GRFG) G - L Generator resolver signal Generator resolver stopped or running

    Pulse generation

    (Waveform 5)

    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. A01H0UXE01

      Waveform 1 (motor resolver signal)

      LHD:
      Item Contents
      Terminal

      CH1: A79-40 (MRF) - A79-29 (MRFG)

      CH2: A79-39 (MSN) - A79-28 (MSNG)

      CH3: A79-38 (MCS) - A79-27 (MCSG)
      Equipment Setting

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

      CH2, CH3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running
      RHD:
      Item Contents
      Terminal

      CH1: A88-40 (MRF) - A88-29 (MRFG)

      CH2: A88-39 (MSN) - A88-28 (MSNG)

      CH3: A88-38 (MCS) - A88-27 (MCSG)
      Equipment Setting

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

      CH2, CH3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running

      Tech Tips

      Pulse cycle A becomes shorter as the rotor speed increases.

    2. A01GXM2E01

      Waveform 2 (MG ECU communication request signal)

      LHD:
      Item Contents
      Terminal

      CH1: A79-34 (REQ+) - A79-30 (GND1)

      CH2: A79-33 (REQ-) - A79-30 (GND1)
      Equipment Setting 1 V/DIV., 1 ms./DIV.
      Condition Power switch on (IG)
      RHD:
      Item Contents
      Terminal

      CH1: A88-34 (REQ+) - A88-30 (GND1)

      CH2: A88-33 (REQ-) - A88-30 (GND1)
      Equipment Setting 1 V/DIV., 1 ms./DIV.
      Condition Power switch on (IG)
    3. A01H1JUE01

      Waveform 3 (communication signal from hybrid vehicle control ECU to MG ECU)

      LHD:
      Item Contents
      Terminal

      CH1: A79-23 (HTM+) - A79-30 (GND1)

      CH2: A79-22 (HTM-) - A79-30 (GND1)
      Equipment Setting

      1 V/DIV., 5 μs./DIV.

      1 V/DIV., 200 μs./DIV.
      Condition Power switch on (IG)
      RHD:
      Item Contents
      Terminal

      CH1: A88-23 (HTM+) - A88-30 (GND1)

      CH2: A88-22 (HTM-) - A88-30 (GND1)
      Equipment Setting

      1 V/DIV., 5 μs./DIV.

      1 V/DIV., 200 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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

    4. A01H0ZTE02

      Waveform 4 (GI signal)

      LHD:
      Item Contents
      Terminal CH1: A79-16 (GI) - A79-30 (GND1)
      Equipment Setting 5 V/DIV., 20 ms./DIV.
      Condition Power switch on (READY) with engine running
      RHD:
      Item Contents
      Terminal CH1: A88-16 (GI) - A88-30 (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.

    5. A01H0UXE01

      Waveform 5 (generator resolver signal)

      LHD:
      Item Contents
      Terminal

      CH1: A79-20 (GRF) - A79-9 (GRFG)

      CH2: A79-18 (GSN) - A79-7 (GSNG)

      CH2: A79-17 (GCS) - A79-6 (GCSG)
      Equipment Setting

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

      CH2, CH3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running
      RHD:
      Item Contents
      Terminal

      CH1: A88-20 (GRF) - A88-9 (GRFG)

      CH2: A88-18 (GSN) - A88-7 (GSNG)

      CH2: A88-17 (GCS) - A88-6 (GCSG)
      Equipment Setting

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

      CH2, CH3: 5 V/DIV., 1 ms./DIV.
      Condition Resolver running

      Tech Tips

      Pulse cycle A becomes shorter as the rotor speed increases.

    6. A01H1JUE01

      Waveform 6 (communication signal from MG ECU to hybrid vehicle control ECU)

      LHD:
      Item Contents
      Terminal

      CH1: A79-3 (MTH+) - A79-30 (GND1)

      CH2: A79-2 (MTH-) - A79-30 (GND1)
      Equipment Setting

      1 V/DIV., 5 μs./DIV.

      1 V/DIV., 200 μs./DIV.
      Condition Power switch on (IG)
      RHD:
      Item Contents
      Terminal

      CH1: A88-3 (MTH+) - A88-30 (GND1)

      CH2: A88-2 (MTH-) - A88-30 (GND1)
      Equipment Setting

      1 V/DIV., 5 μs./DIV.

      1 V/DIV., 200 μs./DIV.
      Condition Power switch on (IG)

      Tech Tips

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