HYBRID CONTROL SYSTEM > TERMINALS OF ECU

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A140768E02


Symbols
(Terminal No.)
Wiring Color
Terminal Description
Condition
Standard Voltage
OPST (A55-2) - E1 (A55-18)
BR - W-B
Oil pump motor
Power switch on (IG) to on (READY)
Pulse generation
(Waveform 1)
OPM1 (A55-3) - E1 (A55-18)
B - W-B
Oil pump motor
Power switch on (READY)
Pulse generation
(Waveform 2)
SMRP (A55-17) - E1 (A55-18)
V - W-B
System main relay
Power switch on (IG) to on (READY)
Pulse generation
(Waveform 3)
BATT (A55-20) - E1 (A55-18)
L - W-B
Constant power source
Always
10 to 14
MREL (A55-21) - E1 (A55-18)
G - W-B
Main relay
Power switch on (IG)
10 to 14
ST2 (A55-22) - E1 (A55-18)
Y-B - W-B
Starter signal
Power switch on (IG)
0 to 1.5
IMI (A55-24) - E1 (A55-18)
LG - W-B
Immobilizer communication
Immobilizer communicating
Pulse generation
(Waveform 4)
IMO (A55-25) - E1 (A55-18)
W-R -W-B
Immobilizer communication
Immobilizer communicating
Pulse generation
(Waveform 4)
ILKI (A55-40) - E1 (A55-18)
W-B - W-B
Interlock switch
Power switch on (IG), inverter cover and service plug grip installed correctly
0 to 1.5
ILKI (A55-40) - E1 (A55-18)
W-B - W-B
Interlock switch
Power switch on (IG), inverter cover and service plug grip detached
10 to14
SMRB (A55-41) - E1 (A55-18)
W - W-B
System main relay
Power switch off to on (READY)
Pulse generation
(Waveform 3)
CANL (A55-42) - E1 (A55-18)
B - W-B
CAN communication system
Power switch on (IG)
Pulse generation
(Waveform 5)
CANH (A55-43) - E1 (A55-18)
W - W-B
CAN communication system
Power switch on (IG)
Pulse generation
(Waveform 5)
CAN- (A55-44) - E1 (A55-18)
B -W-B
CAN communication system
Power switch on (IG)
Pulse generation
(Waveform 6)
CAN+ (A55-45) - E1 (A55-18)
W -W-B
CAN communication system
Power switch on (IG)
Pulse generation
(Waveform 6)
+B (A55-46) - E1 (A55-18)
B-R - W-B
Power source
Power switch on (IG)
10 to14
SFTD (A55-47) - E1 (A55-18)
V - W-B
Transmission Control Switch
Power switch on (IG), shift lever in S position
10 to14
SFTD (A55-47) - E1 (A55-18)
V - W-B
Transmission Control Switch
Power switch on (IG), shift lever in negative (-) side
0 to 1.5
SFTU (A55-48) - E1 (A55-18)
Y-R - W-B
Transmission Control Switch
Power switch on (IG), shift lever in S position
10 to14
SFTU (A55-48) - E1 (A55-18)
Y-R - W-B
Transmission Control Switch
Power switch on (IG), shift lever in positive (+) side
0 to 1.5
M (A55-49) - E1 (A55-18)
W-G - W-B
Transmission Control Switch
Power switch on (IG), shift lever in S position
10 to14
M (A55-49) - E1 (A55-18)
W-G - W-B
Transmission Control Switch
Power switch on (IG), shift lever in except S position
0 to 1.5
GI (A55-52) - E1 (A55-18)
W - W-B
Camshaft position signal
Power switch on (READY), engine started
Pulse generation
(Waveform 7)
NEI (A55-53) - E1 (A55-18)
B - W-B
Crankshaft position signal
Power switch on (READY), engine started
Pulse generation
(Waveform 8)
SPDI (A55-54) - E1 (A55-18)
V - W-B
Vehicle speed signal
Approximately 20 km/h (12 mph)
Pulse generation
(Waveform 9)
NODD (A55-55) - E1 (A55-18)
GR - W-B
DC/DC operation
Converter operating normally
5 to 7
NODD (A55-55) - E1 (A55-18)
GR - W-B
DC/DC operation
Converter not operating normally
2 to 4
NODD (A55-55) - E1 (A55-18)
GR - W-B
DC/DC operation
Power switch on (IG)
0.1 to 0.5
VLO (A55-56) - E1 (A55-18)
L - W-B
DC/DC operation monitor / voltage change signal
Power switch on (IG)
Pulse generation
(Waveform 10)
SIO (A55-57) - E1 (A55-18)
Y - W-B
HV battery blower fan
Power switch on (IG), during active test
Pulse generation
(Waveform 11)
OPM2 (A55-58) - E1 (A55-18)
L-B - W-B
Oil pump motor
Power switch on (IG)
10 to 14
IWP (A55-61) - E1 (A55-18)
Y - W-B
HV water pump signal
Power switch on (READY)
Pulse generation
(Waveform 12)
TC (A55-63) - E1 (A55-18)
G-Y - W-B
Diagnosis terminal
Power switch on (IG)
10 to 14
VCP2 (A55-64) - E1 (A55-18)
B - W-B
Accelerator pedal position sensor power source (for VPA2)
Power switch on (IG)
4.5 to 5.5
VCP1 (A55-65) - E1 (A55-18)
G - W-B
Accelerator pedal position sensor power source (for VPA1)
Power switch on (IG)
4.5 to 5.5
ST1- (A55-70) - E1 (A55-18)
G-W - W-B
Brake cancel switch
Power switch on (IG), brake pedal depressed
0 to 1.5
ST1- (A55-70) - E1 (A55-18)
G-W - W-B
Brake cancel switch
Power switch on (IG), brake pedal released
10 to 14
HSDN (A55-73) - E1 (A55-18)
B - W-B
MG shutdown signal
Power switch on (READY)
0 to 1.5
PMET (A55-78) - E1 (A55-18)
L - W-B
Power meter signal
Power switch on (IG)
Pulse generation
(Waveform 13)
SMRG (A55-81) - E1 (A55-18)
L - W-B
System main relay
Power switch on (IG) to on (READY)
Pulse generation
(Waveform 3)
HTM- (A55-82) - E1 (A55-18)
W - W-B
Communication system HV to MG
Power switch on (READY)
Pulse generation
(Waveform 14)
MTH- (A55-83) - E1 (A55-18)
W - W-B
Communication from MG to HV
Power switch on (READY)
Pulse generation
(Waveform 15)
CLK- (A55-84) - E1 (A55-18)
W - W-B
MG communication clock signal
Power switch on (READY)
Pulse generation
(Waveform 16)
REQ- (A55-85) - E1 (A55-18)
W - W-B
MG communication request signal
Power switch on (READY)
Pulse generation
(Waveform 17)
IGSW (A55-86) - E1 (A55-18)
B-W - W-B
IG signal
Power switch on (IG)
10 to 14
BTH+ (A55-91) - E1 (A55-18)
B - W-B
Communication from battery to HV
Power switch on (IG)
Pulse generation
(Waveform 18)
ABFS (A55-96) - E1 (A55-18)
B - W-B
Airbag activation signal
Power switch on (READY) (2 seconds after ACC ON)
Pulse generation
(Waveform 19)
HTM+ (A55-105) - E1 (A55-18)
B - W-B
Communication system HV to MG
Power switch on (READY)
Pulse generation
(Waveform 14)
MTH+ (A55-106) - E1 (A55-18)
B - W-B
Communication system MG to HV
Power switch on (READY)
Pulse generation
(Waveform 15)
CLK+ (A55-107) - E1 (A55-18)
B - W-B
MG communication clock signal
Power switch on (READY)
Pulse generation
(Waveform 16)
REQ+ (A55-108) - E1 (A55-18)
B - W-B
MG communication request signal
Power switch on (READY)
Pulse generation
(Waveform 17)
WP (A55-109) - E1 (A55-18)
G-Y - W-B
A/C WP relay signal
Power switch on (READY)
Below 2
VPA2 (A55-110) - E1 (A55-18)
R - W-B
Accelerator pedal position sensor (for accelerator pedal position detection)
Power switch on (IG), accelerator pedal released
1.0 to 2.2
VPA2 (A55-110) - E1 (A55-18)
R - W-B
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
VPA (A55-111) - E1 (A55-18)
L - W-B
Accelerator pedal position sensor (for accelerator pedal position detection)
Power switch on (IG), accelerator pedal released
0.4 to 1.4
VPA (A55-111) - E1 (A55-18)
L - W-B
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
STP (A55-112) - E1 (A55-18)
R-B - W-B
Stop light switch
Brake pedal depressed
10 to 14
STP (A55-112) - E1 (A55-18)
R-B - W-B
Stop light switch
Brake pedal released
0 to 1.5
BTH- (A55-114) - E1 (A55-18)
W - W-B
Communication from battery to HV
Power switch on (IG)
Pulse generation
(Waveform 18)
THB (A55-115) - E2 (E77-54)
L - W-B
Auxiliary battery temperature sensor signal
Auxiliary battery temperature 25°C (77°F)
1.8 to 2.5
THB (A55-115) - E2 (E77-54)
L - W-B
Auxiliary battery temperature sensor signal
Auxiliary battery temperature 60°C (140°F)
0.7 to 1.3
RDY (A55-117) - E1 (A55-18)
W-L - W-B
READY state
Power switch on (IG) to on (READY)
Pulse generation
(Waveform 20)
SP (E77-1) - E1 (A55-18)
G - W-B
SP solenoid valve signal
During active test
10 to 14
SL1- (E77-2) - SL1+ (E77-3)
L - Y
SL1 solenoid valve signal
During active test
Pulse generation
(Waveform 21)
+BS (E77-4) - E1 (A55-18)
W - W-B
Park / Neutral position switch power source
Power switch on (IG)
10 to 14
PB3 (E77-5) - E1 (A55-18)
G - W-B
Pressure switch 3
Power switch on (READY)
10 to 14
PB2 (E77-6) - E1 (A55-18)
G-W - W-B
Pressure switch 2
Power switch on (READY)
10 to 14
PB1 (E77-7) - E1 (A55-18)
G-R - W-B
Pressure switch 1
Power switch on (READY)
10 to 14
STB (E77-8) - E1 (A55-18)
B - W-B
A/C communication signal
Power switch on (READY), air conditioning system stop
Pulse generation
(Waveform 22)
CLK (E77-9) - E1 (A55-18)
G - W-B
A/C communication signal
Power switch on (READY), air conditioning system stop
Pulse generation
(Waveform 22)
ITE (E77-10) - E1 (A55-18)
W - W-B
A/C communication signal
Power switch on (READY), air conditioning system stop
Pulse generation
(Waveform 22)
ETI (E77-11) - E1 (A55-18)
Y - W-B
A/C communication signal
Power switch on (READY), air conditioning system stop
Pulse generation
(Waveform 22)
MJ (E77-12) - E1 (A55-18)
B - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in P, R, N or D position
10 to 14
FD (E77-13) - E1 (A55-18)
L-Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in D position
10 to 14
FD (E77-13) - E1 (A55-18)
L-Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except D position
0 to 1.5
RV (E77-14) - E1 (A55-18)
G-Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in R position
10 to 14
RV (E77-14) - E1 (A55-18)
G-Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except R position
0 to 1.5
D (E77-16) - E1 (A55-18)
Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in D position
10 to 14
D (E77-16) - E1 (A55-18)
Y - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except D position
0 to 1.5
N (E77-17) - E1 (A55-18)
R - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in N position
10 to 14
N (E77-17) - E1 (A55-18)
R - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except N position
1.5 to 3.0
R (E77-18) - E1 (A55-18)
L - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in R position
10 to 14
R (E77-18) - E1 (A55-18)
L - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except R position
0 to 1.5
P (E77-19) - E1 (A55-18)
G - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in P position
10 to 14
P (E77-19) - E1 (A55-18)
G - W-B
Park / Neutral position switch signal
Power switch on (IG), shift lever in except P position
0 to 1.5
SL2- (E77-21) - SL2+ (E77-22)
W - L-W
SL2 solenoid valve signal
During active test
Pulse generation
(Waveform 23)
FCTL (E77-41) - E1 (E54-18)
BR - W-B
Cooling fan relay
Power switch on (IG)
10 to 14
SP2- (E77-48) - SP2+ (E77-49)
Y - L
Transmission revolution sensor signal
Driving at approximately 55 km/h (34 mph) with power switch on (READY)
Pulse generation
(Waveform 24)
TOPM (E77-53) -E2 (E77-54)
R - W-B
Oil pump motor temperature sensor
Power switch on (IG), ambient temperature 25°C (77°F)
2.4 to 3.1
THO (E77-55) - E2 (E77-54)
G-Y - W-B
Transmission fluid temperature sensor
Power switch on (IG), ambient temperature 25°C (77°F)
2.2 to 2.8
MMT (E77-57) - MMTG (E77-58)
G - GR
Motor temperature sensor
Power switch on (IG), ambient temperature 25°C (77°F)
1.9 to 2.8
MMT (E77-57) - MMTG (E77-58)
G - GR
Motor temperature sensor
Power switch on (IG), ambient temperature 60°C (140°F)
1.1 to 1.8
GMT (E77-59) - GMTG (E77-60)
L - R
Generator temperature sensor
Power switch on (IG), ambient temperature 25°C (77°F)
1.9 to 2.8
GMT (E77-59) - GMTG (E77-60)
L - R
Generator temperature sensor
Power switch on (IG), ambient temperature 60°C (140°F)
1.1 to 1.8

NOTICE:
Do not measure voltage or waveform directly at the sealed side of the hybrid vehicle control ECU connectors. Doing so may damage the connectors because these connectors are waterproof.


Oscilloscope waveforms

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



    A141386E01
  1. Waveform 1 (oil pump motor signal)
    Item
    Contents
    Terminal
    OPST - E1
    Equipment Setting
    5 V/DIV., 10 ms./DIV.
    Condition
    Power switch on (READY)



  2. A141393E01
  3. Waveform 2 (oil pump motor signal)
    Item
    Contents
    Terminal
    OPS1 - E1
    Equipment Setting
    5 V/DIV., 1 ms./DIV.
    Condition
    Power switch on (READY)



  4. A141394E01
  5. Waveform 3 (system main relay operation signal)
    Item
    Contents
    Terminal
    CH1: SMRP - E1
    CH2: SMRB - E1
    CH3: SMRG - E1
    Equipment Setting
    10 V/DIV., 500 ms./DIV.
    Condition
    Power switch on (IG) → Power switch on (READY)



  6. A111594E01
  7. Waveform 4 (immobilizer communication signal)
    Item
    Contents
    Terminal
    CH1: IMO - E1
    CH1: IMI - E1
    Equipment Setting
    5 V/DIV., 200 ms./DIV.
    Condition
    Power switch off → Power switch on (IG) → Power switch on (READY)



  8. A111598E01
  9. Waveform 5 (CAN communication signal)
    Item
    Contents
    Terminal
    CH1: CANH - E1
    CH2: CANL - E1
    Equipment Setting
    1 V/DIV., 20 μs./DIV.
    Condition
    Power switch on (IG)

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



  10. A111598E01
  11. Waveform 6 (CAN communication signal)
    Item
    Contents
    Terminal
    CH1: CAN+ - E1
    CH2: CAN- - E1
    Equipment Setting
    1 V/DIV., 20 μs./DIV.
    Condition
    Power switch on (IG)

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



  12. A141387E02
  13. Waveform 7 (GI signal)
    Item
    Contents
    Terminal
    CH1: GI - E1
    Equipment Setting
    5 V/DIV., 20 ms./DIV.
    Condition
    Power switch on (READY) with engine running

    HINT:
    The pulse cycle becomes shorter as the engine speed increases.



  14. A141388E02
  15. Waveform 8 (NEI signal)
    Item
    Contents
    Terminal
    NEI - E1
    Equipment Setting
    5 V/DIV., 1 ms./DIV.
    Condition
    Power switch on (READY) with engine running

    HINT:
    The pulse cycle becomes shorter as the engine speed increases.



  16. A111593E01
  17. Waveform 9 (vehicle speed signal)
    Item
    Contents
    Terminal
    SPDI - E1
    Equipment Setting
    5 V/DIV., 20 ms./DIV.
    Condition
    Driving at approximately 20 km/h (12 mph) with power switch on (READY)

    HINT:
    The higher the vehicle speed, the shorter the cycle.



  18. A141395E01
  19. Waveform 10 (VLO signal)
    Item
    Contents
    Terminal
    VLO - E1
    Equipment Setting
    5 V/DIV., 50 ms./DIV.
    Condition
    Power switch on (IG)

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



  20. A141389E01
  21. Waveform 11 (HV battery blower fan operation signal)
    Item
    Contents
    Terminal
    SI0 - E1
    Equipment Setting
    5 V/DIV., 100 ms./DIV.
    Condition
    Power switch on (IG) during active test



  22. A141390E01
  23. Waveform 12 (HV water pump signal)
    Item
    Contents
    Terminal
    IWP - E1
    Equipment Setting
    5 V/DIV., 100 ms./DIV.
    Condition
    Power switch on (READY)



  24. A111589E01
  25. Waveform 13 (power meter signal)
    Item
    Contents
    Terminal
    PMET - E1
    Equipment Setting
    5 V/DIV., 50 ms./DIV.
    Condition
    Power switch on (IG)



  26. A114529E01
  27. Waveform 14 (communication signal from HV control ECU to MG ECU)
    Item
    Contents
    Terminal
    CH1: HTM+ - E1
    CH2: HTM- - E1
    Equipment Setting
    1 V/DIV., 200 μs./DIV.
    Condition
    Power switch on (READY)

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



  28. A114529E01
  29. Waveform 15 (communication signal from MG ECU to HV control ECU)
    Item
    Contents
    Terminal
    CH1: HTM+ - E1
    CH2: HTM- - E1
    Equipment Setting
    1 V/DIV., 200 μs./DIV.
    Condition
    READY-on state

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



  30. A111604E01
  31. Waveform 16 (MG communication clock signal)
    Item
    Contents
    Terminal
    CH1: CLK+ - E1
    CH2: CLK- - E1
    Equipment Setting
    1 V/DIV., 1 μs./DIV.
    Condition
    Power switch on (READY)



  32. A111605E01
  33. Waveform 17 (MG communication request signal)
    Item
    Contents
    Terminal
    CH1: REQ+ - E1
    CH2: REQ- - E1
    Equipment Setting
    1 V/DIV., 1 ms./DIV.
    Condition
    Power switch on (READY)



  34. A111597E01
  35. Waveform 18 (communication signal from battery smart unit to HV control ECU)
    Item
    Contents
    Terminal
    CH1: BTH+ - E1
    CH2: BTH- - E1
    Equipment Setting
    2 V/DIV., 500 μs./DIV.
    Condition
    Power switch on (IG)

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



  36. A111590E01
  37. Waveform 19 (airbag deployment signal)
    Item
    Contents
    Terminal
    ABFS - E1
    Equipment Setting
    5 V/DIV., 500 ms./DIV.
    Condition
    Power switch on (READY)



  38. A111591E03
  39. Waveform 20 (READY signal)
    Item
    Contents
    Terminal
    RDY - E1
    Equipment Setting
    10 V/DIV., 10 ms./DIV.
    Condition
    Power switch on (IG) / Power switch on (READY)



  40. A141391
  41. Waveform 21 (SL1 solenoid valve signal)
    Item
    Contents
    Terminal
    SL1+ - SL1-
    Equipment Setting
    5 V/DIV., 2 ms./DIV.
    Condition
    During active test



  42. A111607E01
  43. Waveform 22 (A/C communication signal)
    Item
    Contents
    Terminal
    CH1: CLK - E1
    CH2: ITE - E1
    CH3: ETI - E1
    CH4: STB - E1
    Equipment Setting
    10 V/DIV., 100 ms./DIV.
    Condition
    Power switch on (READY) with air conditioning system stop

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



  44. A141391
  45. Waveform 23 (SL2 solenoid valve signal)
    Item
    Contents
    Terminal
    SL2+ - SL2-
    Equipment Setting
    5 V/DIV., 2 ms./DIV.
    Condition
    During active test



  46. A141392
  47. Waveform 24 (transmission revolution signal)
    Item
    Contents
    Terminal
    SP2+ - SP2-
    Equipment Setting
    2 V/DIV., 2 ms./DIV.
    Condition
    Driving at approximately 55 km/h (34 mph) with power switch on (READY)

    HINT:
    The higher the vehicle speed, the shorter the cycle.


A140769E02


RHD: 
Symbols
(Terminals No.)
Wiring Color
Terminal Description
Condition
Standard Voltage
(V)
+B (A62-31) - GND1 (A62-11)
L - W-B
MG - ECU battery
Power switch on (IG)
10 to 14
+B2 (A62-30) - GND1 (A62-11)
L - W-B
MG - ECU battery
Power switch on (IG)
10 to 14
CLK+ (A62-39) - GND1 (A62-11)
B - W-B
Communication clock signal
Power switch on (IG)
10 to 14
CLK- (A62-38) - GND1 (A62-11)
W - W-B
Communication clock signal
Power switch on (IG)
10 to 14
MRF (A62-33) - MFRG (A62-22)
L - B
Motor resolver signal
Motor resolver stopped or running
Pulse generation (Waveform 1)
ILKO (A62-32) - GND1 (A62-11)
B - W-B
Interlock switch signal
Power switch on (IG), inverter cover and service plug grip installed correctly
Below 1
ILKO (A62-32) - GND1 (A62-11)
B - W-B
Interlock switch signal
Power switch on (IG), inverter cover and service plug grip detached
10 to 14
REQ+ (A62-29) - GND1 (A62-11)
B - W-B
Communication request signal
Power switch on (IG)
Pulse generation
(Waveform 2)
MTH+ (A62-8) - GND1 (A62-11)
B - W-B
Communication signal from MG to HV
Power switch on (IG)
Pulse generation
(Waveform 3)
MTH- (A62-7) - GND1 (A62-11)
W - W-B
Communication signal from MG to HV
Power switch on (IG)
Pulse generation
(Waveform 3)
MCS (A62-24) - MCSG (A62-34)
R - W
Motor resolver signal
Motor resolver stopped or running
Pulse generation
(Waveform 1)
MSN (A62-23) - MSNG (A62-35)
Y - G
Motor resolver signal
Motor resolver stopped or running
Pulse generation
(Waveform 1)
ILKI (A62-21) - GND1 (A62-11)
W-B - W-B
Interlock switch signal
Power switch on (IG), inverter cover and service plug grip installed correctly
Below 1
ILKI (A62-21) - GND1 (A62-11)
W-B - W-B
Interlock switch signal
Power switch on (IG), inverter cover and service plug grip detached
10 to 14
REQ- (A62-20) - GND1 (A62-11)
W - W-B
Communication request signal
Power switch on (IG)
Pulse generation
(Waveform 2)
GI (A62-17) - GND1 (A62-11)
W - W-B
GI signal
Power switch on (READY), engine started
Pulse generation
(Waveform 4)
GSN (A62-14) - GSNG (A62-3)
Y - G
Generator resolver signal
Generator resolver stopped or running
Pulse generation
(Waveform 5)
GCS (A62-13) - GCSG (A62-2)
R - W
Generator resolver signal
Generator resolver stopped or running
Pulse generation
(Waveform 5)
HTM+ (A62-27) - GND1 (A62-11)
B - W-B
Communication signal from HV to MG
Generator resolver stopped or running
Pulse generation
(Waveform 6
HTM- (A62-26) - GND1 (A62-11)
B - W-B
Communication signal from HV to MG
Generator resolver stopped or running
Pulse generation
(Waveform 6)
HSDN (A62-6) - GND1 (A62-11)
B - W-B
MG shutdown signal
Generator resolver stopped or running
0 to 1
GRF (A62-1) - GRFG (A62-12)
L - W-B
Generator resolver signal
Generator resolver stopped or running
Pulse generation
(Waveform 6)

NOTICE:
Do not measure voltage or waveform directly at the sealed side of the inverter with converter assembly connectors. Doing so may damage the connectors because these connectors are waterproof.


Oscilloscope waveforms

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



    A111610E01
  1. Waveform 1 (Motor resolver signal)
    Item
    Contents
    Terminal
    CH1: MRF - MRFG
    CH2: MSN - MSNG
    CH2: MCS - MCSG
    Equipment Setting
    CH1: 10 V/DIV., 1 ms./DIV.
    CH2, CH3: 5 V/DIV., 1 ms./DIV.
    Condition
    Resolver running

    HINT:
    Pulse cycle A becomes shorter as the rotor speed increases.



  2. A111605E01
  3. Waveform 2 (MG ECU communication request signal)
    Item
    Contents
    Terminal
    CH1: REQ+ - GND1
    CH2: REQ- - GND11
    Equipment Setting
    1 V/DIV., 1 ms./DIV.
    Condition
    Power switch on (IG)



  4. A114530E01
  5. Waveform 3 (Communication signal from MG ECU to HV control ECU)
    Item
    Contents
    Terminal
    CH1: MTH+ - GND1
    CH2: MTH- - GND1
    Equipment Setting
    1 V/DIV., 200 μs./DIV.
    Condition
    Power switch on (IG)

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



  6. A141387E02
  7. Waveform 4 (GI signal)
    Item
    Contents
    Terminal
    CH1: GI - E1
    Equipment Setting
    5 V/DIV., 20 ms./DIV.
    Condition
    Power switch on (READY) with engine running

    HINT:
    The pulse cycle becomes shorter as the engine speed increases.



  8. A111610E01
  9. Waveform 5 (Generator resolver signal)
    Item
    Contents
    Terminal
    CH1: GRF - GRFG
    CH2: GSN - GSNG
    CH2: GCS - GCSG
    Equipment Setting
    CH1: 10 V/DIV., 1 ms./DIV.
    CH2, CH3: 5 V/DIV., 1 ms./DIV.
    Condition
    Resolver running

    HINT:
    Pulse cycle A becomes shorter as the rotor speed increases.



  10. A114529E01
  11. Waveform 6 (Communication signal from HV control ECU to MG ECU)
    Item
    Contents
    Terminal
    CH1: HTM+ - GND1
    CH2: HTM- - GND1
    Equipment Setting
    1 V/DIV., 200 ms./DIV.
    Condition
    Power switch on (IG)

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