RX400h · Service Manual HYBRID SYSTEM

TERMINALS OF ECU

System information

A116276E01
TERMINALS OF HV CONTROL ECU 
Symbols
(Terminal No.)
 Wiring Color
 Terminal Description
 Condition
 Standard Voltage
(V)
BATT (H29-1) - E1(H32-5)
 GR - BR
 Constant power source
 Always
 10 to 14
TC(H29-3) - E1 (H32-5)
 BR - BR
 Diagnostic terminal
 Ignition switch ON
 10 to 14
PMET (H29-4) - E1 (H32-5)
 SB - BR
 Power meter signal
 Ignition switch ON
 Pulse generation
(Waveform 1)
ABFS(H29-8) - E1 (H32-5)
 G - BR
 Airbag activation signal
 READY-on state (2 seconds after ACC ON)
 Pulse generation
(Waveform 2)
IGSW (H29-9) - E1 (H32-5)
 G - BR
 IG signal
 Ignition switch ON
 10 to 14
ST2 (H29-20) - E1 (H32-5)
 Y - BR
 Starter signal
 Ignition switch ON
 0 to 1.5
IWP (H29-23) - E1 (H32-5)
 Y - BR
 HV water pump signal
 READY-on state
 10 to 14
NIWP (H29-29) - E1 (H32-5)
 BR - BR
 HV water pump signal
 READY-on state
 Pulse generation
(Waveform 3)
SPDI (H29-24) - E1 (H32-5)
 LG - BR
 Vehicle speed signal
 Approximately 20 km/h (12 mph)
 Pulse generation
(Waveform 4)
ST1- (H29-25) - E1 (H32-5)
 LG - BR
 Brake cancel switch
 Ignition switch ON, brake pedal depressed
 Below 0.5
ST1- (H29-25) - E1 (H32-5)
 LG - BR
 Brake cancel switch
 Ignition switch ON, brake pedal released
 10 to 14
IMI (H29-22) - E1 (H32-5)
 GR - BR
 Immobilizer communication
 Immobilizer communicating
 Pulse generation
(Waveform 5)
IMO (H29-28) - E1 (H32-5)
 L - BR
 Immobilizer communication
 Immobilizer communicating
 Pulse generation
(Waveform 5)
THB (H29-30) - E2 (H34-28)
 R - BR
 Auxiliary battery temperature sensor signal
 Auxiliary battery temperature 25 °C
 1.8 to 2.4
THB (H29-30) - E2 (H34-28)
 R - BR
 Auxiliary battery temperature sensor signal
 Auxiliary battery temperature 25 °C
 0.7 to 1.3
STP (H29-31) - E1 (H32-5)
 O - BR
 Stop light switch
 Brake pedal depressed
 10 to 14
STP (H29-31) - E1 (H32-5)
 O - BR
 Stop light switch
 Brake pedal released
 Below 5
CON3 (H30-1) - E1 (H32-5)
 BR - BR
 System main relay
 Ignition switch OFF to READY-on state
 Pulse generation
(Waveform 6)
CON2 (H30-2) - E1 (H32-5)
 GR - BR
 System main relay
 Ignition switch OFF to READY-on state
 Pulse generation
(Waveform 6)
CON1 (H30-3) - E1 (H32-5)
 B - BR
 System main relay
 Ignition switch OFF to READY-on state
 Pulse generation
(Waveform 6)
ILK (H30-4) - E1 (H32-5)
 W - BR
 Interlock switch
 Ignition switch ON, inverter cover and service plug grip installed correctly
 Below 1
ILK (H30-4) - E1 (H32-5)
 W - BR
 Interlock switch
 Ignition switch ON, inverter cover and service plug grip detached
 10 to 14
SI2 (H30-13) - E1 (H32-5)
 LG - BR
 HV battery blower fan
 Ignition switch ON, during active test
 Pulse generation
(Waveform 7)
SI1 (H30-14) - E1 (H32-5)
 R - BR
 HV battery blower fan
 Ignition switch ON, during active test
 Pulse generation
(Waveform 7)
SI0 (H30-15) - E1 (H32-5)
 Y - BR
 HV battery blower fan
 Ignition switch ON, during active test
 Pulse generation
(Waveform 7)
BTH+ (H30-19) - E1 (H32-5)
 Y - BR
 Communication from battery to HV
 Ignition switch ON
 Pulse generation
(Waveform 8)
BTH- (H30-30) - E1 (H32-5)
 BR - BR
 Communication from battery to HV
 Ignition switch ON
 Pulse generation
(Waveform 8)
RMT (H30-21) - RMTG (H30-20)
 B - W
 Rear Motor temperature sensor
 Refer to DATA LIST
 -
CANH (H30-25) - E1 (H32-5)
 B - BR
 CAN communication system
 Ignition switch ON
 Pulse generation
(Waveform 9)
CANL (H30-33) - E1 (H32-5)
 W - BR
 CAN communication system
 Ignition switch ON
 Pulse generation
(Waveform 9)
+B2 (H31-1) - E1 (H32-5)
 R - BR
 Power source
 Ignition switch ON
 10 to 14
+B1 (H31-2) - E1 (H32-5)
 R - BR
 Power source
 Ignition switch ON
 10 to 14
OPM2 (H31-5) - E1 (H32-5)
 P - BR
 Oil pump
 READY-on state
 10 to 14
OPM1 (H31-6) - E1 (H32-5)
 Y - BR
 Oil pump
 READY-on state
 Pulse generation
(Waveform 10)
OPST (H31-7) - E1 (H32-5)
 L - BR
 Oil pump
 READY-on state
 Pulse generation
(Waveform 10)
FCTL (H31-9) - E1 (H32-5)
 O - BR
 Cooling fan relay
 Ignition switch ON
 10 to 14
RFC2 (H31-10) - E1 (H32-5)
 L - BR
 Radiator fan
 Ignition switch ON, engine started
 Pulse generation
(Waveform 11)
NODD (H31-11) - E1 (H32-5)
 W - BR
 DC/DC operation monitor/ stop request signal
 Converter operating normally
 5 to 7
NODD (H31-11) - E1 (H32-5)
 W - BR
 DC/DC operation monitor/ stop request signal
 Converter not operating normally
 2 to 4
NODD (H31-11) - E1 (H32-5)
 W - BR
 DC/DC operation monitor/ stop request signal
 Converter ordered to stop
 0.1 to 0.4
MREL (H31-12) - E1 (H32-5)
 Y - BR
 Main relay
 Ignition switch ON
 10 to 14
RFC1 (H31-14) - E1 (H32-5)
 V - BR
 Radiator fan
 Ignition switch ON, engine started
 Pulse generation
(Waveform 11)
GO (H31-15) - E1 (H32-5)
 W - BR
 GO signal
 Engine running
 Pulse generation
(Waveform 12)
NE+ (H32-25) - NE- (H32-24)
 R - G
 Crankshaft position
 Engine running
 Pulse generation
(Waveform 13)
NEO (H31-16) - E1 (H32-5)
 B - BR
 Engine speed signal
 Engine running
 Pulse generation
(Waveform 14)
HTM+ (H31-18) - E1 (H32-5)
 B - BR
 HV → MG communication system
 READY-on state
 Pulse generation
(Waveform 15)
HTM- (H31-17) - E1 (H32-5)
 W - BR
 HV → MG communication system
 READY-on state
 Pulse generation
(Waveform 15)
TAM (H31-19) - E2 (H34-28)
 Y - BR
 Ambient temperature sensor
 Ignition switch ON, ambient temperature 25 °C
 1.7 to 2.1
TAM (H31-19) - E2 (H34-28)
 Y - BR
 Ambient temperature sensor
 Ignition switch ON, ambient temperature 40 °C
 1.0 to 1.4
HSDN (H31-21) - E1 (H32-5)
 B - BR
 MG shutdown signal
 READY-on state
 Below 2
CLK+ (H31-22) - E1 (H32-5)
 B - BR
 MG communication clock signal
 READY-on state
 Pulse generation
(Waveform 16)
CLK- (H31-29) - E1 (H32-5)
 W - BR
 MG communication clock signal
 READY-on state
 Pulse generation
(Waveform 16)
REQ+ (H31-23) - E1 (H32-5)
 B - BR
 MG communication request signal
 READY-on state
 Pulse generation
(Waveform 17)
REQ- (H31-30) - E1 (H32-5)
 W - BR
 MG communication request signal
 READY-on state
 Pulse generation
(Waveform 17)
VCP1 (H31-24) - EP1 (H31-33)
 G - W-G
 Accelerator pedal position sensor power source (for VPA1)
 Ignition switch ON
 4.5 to 5.5
VPA (H31-25) - EP1 (H31-33)
 O - W-G
 Accelerator pedal position sensor (for accelerator pedal position detection)
 Ignition switch ON, accelerator pedal released
 0.4 to 1.4
VPA (H31-25) - EP1 (H31-33)
 O - W-G
 Accelerator pedal position sensor (for accelerator pedal position detection)
 Ignition switch ON, engine stopped, shift lever in P position, accelerator pedal fully depressed
 2.6 to 4.5
VCP2 (H31-31) - EP2 (H31-32)
 BR - Y
 Accelerator pedal position sensor power source (for VPA2)
 Ignition switch ON
 4.5 to 5.5
VPA2 (H31-26) - EP2 (H31-32)
 R - Y
 Accelerator pedal position sensor (for sensor malfunction detection)
 Ignition switch ON, accelerator pedal released
 1.0 to 2.2
VPA2 (H31-26) - EP2 (H31-32)
 R - Y
 Accelerator pedal position sensor (for sensor malfunction detection)
 Ignition switch ON, engine stopped, shift lever in P position, accelerator pedal fully depressed
 3.4 to 5.3
MTH+ (H31-28) - E1 (H32-5)
 B - BR
 Communication from MG to HV
 READY-on state
 Pulse generation
(Waveform 18)
MTH- (H31-27) - E1 (H32-5)
 W - BR
 Communication from MG to HV
 READY-on state
 Pulse generation
(Waveform 18)
P (H32-12) - E1 (H32-5)
 G - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in P position
 10 to 14
P (H32-12) - E1 (H32-5)
 G - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except P position
 0
R (H32-11) - E1 (H32-5)
 L - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in R position
 10 to 14
R (H32-11) - E1 (H32-5)
 L - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except R position
 0
N (H32-10) - E1 (H32-5)
 R - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in N position
 10 to 14
N (H32-10) - E1 (H32-5)
 R - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except N position
 1 to 2.5
D (H32-9) - E1 (H32-5)
 Y - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in D position
 10 to 14
D (H32-9) - E1 (H32-5)
 Y - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except D position
 0
B (H32-8) - E1 (H32-5)
 GR - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in B position
 10 to 14
B (H32-8) - E1 (H32-5)
 GR - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except B position
 0
MJ (H33-10) - E1 (H32-5)
 V - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in P, R, N, D or B position
 10 to 14
FD (H33-11) - E1 (H32-5)
 LG - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in D or B position
 10 to 14
FD (H33-11) - E1 (H32-5)
 LG - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except D or B position
 0
RV (H33-12) - E1 (H32-5)
 B - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in R position
 10 to 14
RV (H33-12) - E1 (H32-5)
 B - BR
 Park/neutral position switch
 Ignition switch ON, shift lever in except R position
 0
CLK (H33-14) - E1 (H32-5)
 G - BR
 A/C communication signal
 READY-on state
 Pulse generation
(Waveform 19)
ITE (H33-15) - E1 (H32-5)
 W - BR
 A/C communication signal
 READY-on state
 Pulse generation
(Waveform 19)
ETI (H33-16) - E1 (H32-5)
 Y - BR
 A/C communication signal
 READY-on state
 Pulse generation
(Waveform 19)
STB (H33-18) - E1 (H32-5)
 B - BR
 A/C communication signal
 READY-on state
 Pulse generation
(Waveform 19)
WP (H31-4) - E1 (H32-5)
 L - BR
 A/C WP relay signal
 READY-on state
 Below 2
GMT (H34-22) - GMTG (H34-32)
 L - Y-B
 Generator temperature sensor
 Refer to DATA LIST
 -
MMT (H34-26) - MMTG (H34-33)
 G - GR
 Motor temperature sensor
 Refer to DATA LIST
 -
AS1 (H34-27) - AS1G (H34-34)
 L-W - R-B
 Circuit breaker sensor
 Satellite signal system operating normally
 2.3 to 3.1
BS1 (H30-26) - BS1G (H30-34)
 G - O
 Rear collision sensor 1
 System operating normally
 2.3 to 3.1
BS2 (H30-17) - BS2G (H30-28)
 L - SB
 Rear collision sensor 2
 System operating normally
 2.3 to 3.1

Oscilloscope waveforms

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

  1. A111589E01
    Waveform 1 (power meter signal)
    Item
    		 Contents
    Terminal
    		 PMET - E1
    Equipment Setting
    		 5 V/DIV, 50 ms/DIV
    Condition
    		 Ignition switch ON

  2. A111590E01
    Waveform 2 (airbag deployment signal)
    Item
    		 Contents
    Terminal
    		 ABFS - E1
    Equipment Setting
    		 5 V/DIV, 500 ms/DIV
    Condition
    		 READY-on state

  3. A111592E01
    Waveform 3 (HV water pump signal)
    Item
    		 Contents
    Terminal
    		 CH1: IWP - E1
    CH2: NIWP - E1
    Equipment Setting
    		 5 V/DIV, 2 ms/DIV
    Condition
    		 READY-on state

  4. A111593E01
    Waveform 4 (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) in READY-on state

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

  5. A111594E01
    Waveform 5 (immobilizer communication signal)
    Item
    		 Contents
    Terminal
    		 CH1: IMO - E1
    CH2: IMI - E1
    Equipment Setting
    		 5 V/DIV, 200 ms/DIV
    Condition
    		 Ignition switch OFF → Ignition switch ON → READY-on state

  6. A111595E01
    Waveform 6 (system main relay operation signal)
    Item
    		 Contents
    Terminal
    		 CH1: IGSW - E1
    CH2: CON1 - E1
    CH3: CON2 - E1
    CH4: CON3 - E1
    Equipment Setting
    		 10 V/DIV, 500 ms/DIV
    Condition
    		 Ignition switch OFF → READY-on state

  7. A111596E01
    Waveform 7 (HV battery blower fan operation signal)
    Item
    		 Contents
    Terminal
    		 CH1: SI0 - E1
    CH2: SI1 - E1
    CH3: SI2 - E1
    CH4: FCTL - E1
    Equipment Setting
    		 10 V/DIV, 200 ms/DIV
    Condition
    		 Ignition switch ON, during active test

  8. A111597E01
    Waveform 8 (Communication signal from battery to HV)
    Item
    		 Contents
    Terminal
    		 CH1: BTH+ - E1
    CH2: BHT- - E1
    Equipment Setting
    		 2 V/DIV, 500 μs/DIV
    Condition
    		 Ignition switch ON

    HINT:
    The waveform varies depending on the contents of communication.

  9. A111598E01
    Waveform 9 (CAN communication signal)
    Item
    		 Contents
    Terminal
    		 CH1: CANH - E1
    CH2: CANL - E1
    Equipment Setting
    		 1 V/DIV, 20 ms/DIV
    Condition
    		 Ignition switch ON

    HINT:
    The waveform varies depending on the contents of communication.

  10. A113983E01
    Waveform 10 (Oil pump signal)
    Item
    		 Contents
    Terminal
    		 CH1: OPM1 - E1
    CH2: OPMT - E1
    Equipment Setting
    		 5 V/DIV, 5 ms/DIV
    Condition
    		 READY-on state

  11. A111599E01
    Waveform 11 (radiator fan operation signal)
    Item
    		 Contents
    Terminal
    		 CH1: RFC1 - E1
    CH2: RFC2 - E1
    Equipment Setting
    		 5 V/DIV, 1 ms/DIV
    Condition
    		 READY-on state with engine running

  12. A111600E01
    Waveform 12 (GO signal)
    Item
    		 Contents
    Terminal
    		 GO - E1
    Equipment Setting
    		 5 V/DIV, 20 ms/DIV
    Condition
    		 READY-on state with engine running

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

  13. A111601E01
    Waveform 13 (Crankshaft position signal)
    Item
    		 Contents
    Terminal
    		 NE+ - NE-
    Equipment Setting
    		 5 V/DIV, 1 ms/DIV
    Condition
    		 READY-on state with engine running

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

  14. A111602E01
    Waveform 14 (engine speed signal)
    Item
    		 Contents
    Terminal
    		 NEO - E1
    Equipment Setting
    		 10 V/DIV, 10 ms/DIV
    Condition
    		 READY-on state with engine running

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

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

    HINT:
    The waveform varies depending on the contents of communication.

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

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

  18. A114530E01
    Waveform 18 (communication signal from MG to HV)
    Item
    		 Contents
    Terminal
    		 CH1: MTH+ - E1
    CH2: MTH- - E1
    Equipment Setting
    		 1 V/DIV, 200 μs/DIV
    Condition
    		 READY-on state

    HINT:
    The waveform varies depending on the contents of communication.

  19. A111607E01
    Waveform 19 (A/C communication signal)
    Item
    		 Contents
    Terminal
    		 CH1: CLK - E1
    CH2: ITE - E1
    CH1: ETI - E1
    CH2: STB- - E1
    Equipment Setting
    		 10 V/DIV, 100 ms/DIV
    Condition
    		 READY-on state with A/C stopped

    HINT:
    The waveform varies depending on the contents of communication.

A116694E01

HINT:
Connectors A, B, and C are wired inside the w/ converter inverter assembly and usually not inspected. Terminal arrangement and measured values are provided as reference.

TERMINALS OF MG ECU 
Symbols
(Terminal No.)
 Wiring Color
 Terminal Description
 Condition
 Standard voltage
(V)
RVSPI (C-1) - RSG (C-18)
 -
 Power source for rear current sensor
 Ignition switch ON
 14.25 to 15.75
RVSPO (C-2) - RSG (C-18)
 -
 Power source for rear current sensor
 Ignition switch ON
 14.25 to 15.75
RVSNO (C-6) - RSG (C-18)
 -
 Power source for rear current sensor
 Ignition switch ON
 -15.9 to -14.1
RVSNI (C-7) - RSG (C-18)
 -
 Power source for rear current sensor
 Ignition switch ON
 -15.9 to -14.1
RIT (C-8) - RIVG (C-19)
 -
 Rear Motor inverter temperature
 Ignition switch ON
 1.5 to 4.5
RFIV (C-9) - RIVG (C-19)
 -
 Rear Motor inverter fail signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
RFIV (C-9) - RIVG (C-19)
 -
 Rear Motor inverter fail signal
 Ignition switch ON, inverter not operating normally
 2 to 3
RIVA (C-10) - RSG (C-18)
 -
 Rear Motor V phase current
 Ignition switch ON
 Approximately 0
RIVB (C-12) - RSG (C-18)
 -
 Rear Motor V phase current
 Ignition switch ON
 Approximately 0
RIWA (C-11) - RSG (C-18)
 -
 Rear Motor W phase current
 Ignition switch ON
 Approximately 0
RIWB (C-13) - RSG (C-18)
 -
 Rear Motor W phase current
 Ignition switch ON
 Approximately 0
RSDN (C-14) - RIVG (C-19)
 -
 Rear Motor shutdown signal
 Ignition switch ON, N position
 0.2 to 0.7
RSDN (C-14) - RIVG (C-19)
 -
 Rear Motor shutdown signal
 Ignition switch ON, P position
 5.1 to 13.6
RUU (C-15) - RIVG (C-19)
 -
 Rear Motor switch U signal
 Ignition switch ON
 Pulse generation
(Waveform 1)
RWU (C-16) - RIVG (C-19)
 -
 Rear Motor switch W signal
 Ignition switch ON
 Pulse generation
(Waveform 2)
RVU (C-17) - RIVG (C-19)
 -
 Rear Motor switch V signal
 Ignition switch ON
 Pulse generation
(Waveform 3)
OVLMO (B-33) - GCNV (A-18)
 -
 Boost converter over-voltage signal
 Ignition switch ON, boost converter operating normally
 5.3 to 7.7
OVLMO (B-33) - GCNV (A-18)
 -
 Boost converter over-voltage signal
 Ignition switch ON, boost converter not operating normally
 1.9 to 3.0
OVHRO (C-19) - GINV (B-17)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
OVHRO (C-19) - GINV (B-17)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter not operating normally
 2 to 3
+BRr (C-31) - GNDRr (C-26)
 -
 Power source for rear inverter
 Ignition switch ON
 9 to 14
MIT (B-7) - GINV (B-17)
 -
 Motor inverter temperature
 Ignition switch ON
 1.5 to 4.5
MFIV (B-8) - GINV (B-17)
 -
 Motor inverter fail signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
MFIV (B-8) - GINV (B-17)
 -
 Motor inverter fail signal
 Ignition switch ON, inverter not operating normally
 2 to 3
MIVA (B-9) - GINV (B-17)
 -
 Motor V phase current
 Ignition switch ON
 Approximately 0
MIVB (B-11) - GINV (B-17)
 -
 Motor V phase current
 Ignition switch ON
 Approximately 0
MIWA (B-10) - GINV (B-17)
 -
 Motor W phase current
 Ignition switch ON
 Approximately 0
MIWB (B-12) - GINV (B-17)
 -
 Motor W phase current
 Ignition switch ON
 Approximately 0
MSDN (B-13) - GINV (B-17)
 -
 Motor shutdown signal
 Ignition switch ON, N position
 0.2 to 0.7
MSDN (B-13) - GINV (B-17)
 -
 Motor shutdown signal
 Ignition switch ON, P position
 5.1 to 13.6
GUU (B-14) - GINV (B-17)
 -
 Generator switch U signal
 Ignition switch ON
 Pulse generation
(Waveform 4)
GWU (B-15) - GINV (B-17)
 -
 Generator switch W signal
 Ignition switch ON
 Pulse generation
(Waveform 5)
GVU (B-16) - GINV (B-17)
 -
 Generator switch V signal
 Ignition switch ON
 Pulse generation
(Waveform 6)
GIT (B-18) - GINV (B-17)
 -
 Generator temperature sensor
 Ignition switch ON
 1.5 to 4.5
GFIV (B-19) - GINV (B-17)
 -
 Generator fail signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
GFIV (B-19) - GINV (B-17)
 -
 Generator fail signal
 Ignition switch ON, inverter not operating normally
 2 to 3
GIVA (B-20) - GINV (B-17)
 -
 Generator V phase current
 Ignition switch ON
 Approximately 0
GIVB (B-22) - GINV (B-17)
 -
 Generator V phase current
 Ignition switch ON
 Approximately 0
GIWA (B-21) - GINV (B-17)
 -
 Generator W phase current
 Ignition switch ON
 Approximately 0
GIWB (B-23) - GINV (B-17)
 -
 Generator W phase current
 Ignition switch ON
 Approximately 0
GSDN (B-24) - GINV (B-17)
 -
 Generator shutdown signal
 Ignition switch ON, N position
 0.2 to 0.7
GSDN (B-24) - GINV (B-17)
 -
 Generator shutdown signal
 Ignition switch ON, P position
 5.1 to 13.6
MUU (B-25) - GINV (B-17)
 -
 Motor switch U signal
 Ignition switch ON
 Pulse generation
(Waveform 7)
MWU (B-26) - GINV (B-17)
 -
 Motor switch W signal
 Ignition switch ON
 Pulse generation
(Waveform 8)
MVU (B-27) - GINV (B-17)
 -
 Motor switch V signal
 Ignition switch ON
 Pulse generation
(Waveform 9)
VH (B-31) - GINV (B-17)
 -
 Inverter capacitor voltage monitor
 READY-on state
 1.6 to 3.8
OVHI (B-32) - GINV (B-17)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
OVHI (B-32) - GINV (B-17)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter not operating normally
 2 to -3
+BMG (B-35) - GNDMG (B-28)
 -
 Power source for main inverter
 Ignition switch ON
 9 to 14
CPWM (A-10) - GCNV (A-18)
 -
 Boost converter PWM switch signal
 READY-on state, parking brake on, D position, brake and accelerator pedal depressed
 Pulse generation*
CSDN (A-11) - GCNV (A-18)
 -
 Boost converter shutdown signal
 Ignition switch ON
 5.6 or higher
VL (A-12) - GCNV (A-18)
 -
 Boost converter input voltage
 READY-on state
 2.6 to 4.3
OVL (A-13) - GCNV (A-18)
 -
 Boost converter over-voltage signal
 Ignition switch ON, boost converter operating normally
 5.3 to 7.7
OVL (A-13) - GCNV (A-18)
 -
 Boost converter over-voltage signal
 Ignition switch ON, boost converter not operating normally
 1.9 to 3.0
FCV (A-14) - GCNV (A-18)
 -
 Boost converter fail signal
 Ignition switch ON, boost converter operating normally
 5.3 to 7.7
FCV (A-14) - GCNV (A-18)
 -
 Boost converter fail signal
 Ignition switch ON, boost converter not operating normally
 1.9 to 3.0
IDH (A-15) - GND1 (A-1)
 -
 Blower Motor for A/C operation inhibition request signal
 Ignition switch ON, permission for blower Motor operation requested
 5 to 7
IDH (A-15) - GND1 (A-1)
 -
 Blower Motor for A/C operation inhibition request signal
 Ignition switch ON, blower Motor operation inhibition requested
 2 to 4
VLO (A-16) - GND1 (A-1)
 -
 DC/DC converter voltage switch signal
 Ignition switch ON
 Pulse generation
(Waveform 10)
SO (A-17) - GND1 (A-1)
 -
 Auxiliary battery voltage monitor
 Ignition switch ON
 9 to 14
CT (A-19) - GCNV (A-18)
 -
 Boost converter temperature sensor
 Ignition switch ON
 1.5 to 4.5
HWT (A-21) - HWTG (A-20)
 -
 Inverter coolant temperature sensor
 Ignition switch ON
 0.5 to 4.8
NODDI (A-26) - GND1 (A-1)
 -
 DC/DC converter operation monitor/stop request signal
 DC/DC converter operating normally
 5.3 to 6.7
NODDI (A-26) - GND1 (A-1)
 -
 DC/DC converter operation monitor/stop request signal
 DC/DC converter not operating normally
 2.5 to 3.5
NODDI (A-26) - GND1 (A-1)
 -
 DC/DC converter operation monitor/stop request signal
 DC/DC converter ordered to stop
 0.1 to 0.8
OVHCO (A-30) - GINV (A-18)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter operating normally
 5.5 to 7.5
OVHCO (A-30) - GINV (A-18)
 -
 Motor inverter over-voltage signal
 Ignition switch ON, inverter not operating normally
 2 to 3
+BC (A-32) - GNDC (A-28)
 -
 Power source for boost converter
 Ignition switch ON
 9 to 14
+B2 (I25-4) - GND1 (A-1)
 R
 MG ECU power source
 Ignition switch ON
 9 to 14
+B (I25-7) - GND1 (A-1)
 R
 MG ECU power source
 Ignition switch ON
 9 to 14
MTH+ (I25-9) - GND1 (A-1)
 B
 Communication signal from MG to HV
 Ignition switch ON
 Pulse generation
(Waveform 11)
MTH- (I25-10) - GND1 (A-1)
 W
 Communication signal from MG to HV
 Ignition switch ON
 Pulse generation
(Waveform 11)
HTM+ (I25-12) - GND1 (A-1)
 B
 Communication signal from HV to MG
 Ignition switch ON
 Pulse generation
(Waveform 12)
HTM- (I25-13) - GND1 (A-1)
 W
 Communication signal from HV to MG
 Ignition switch ON
 Pulse generation
(Waveform 12)
NEI (I25-14) - GND1 (A-1)
 B
 Engine speed signal
 READY-on state with engine running
 Pulse generation*
REQ+ (I25-15) - GND1 (A-1)
 B
 Communication request signal
 Ignition switch ON
 Pulse generation
(Waveform 13)
REQ- (I25-16) - GND1 (A-1)
 W
 Communication request signal
 Ignition switch ON
 Pulse generation
(Waveform 13)
CLK+(I25-17) - GND1 (A-1)
 B
 Communication clock signal
 Ignition switch ON
 Pulse generation
(Waveform 14)
CLK- (I25-18) - GND1 (A-1)
 W
 Communication clock signal
 Ignition switch ON
 Pulse generation
(Waveform 14)
RRF (I25-21) - RRFG (I25-22)
 BR - G
 Rear Motor resolver signal
 Rear Motor resolver stopped or running
 Pulse generation
(Waveform 15)
RSN (I25-29) - RSNG (I25-30)
 O - R
 Rear Motor resolver signal
 Rear Motor resolver stopped or running
 Pulse generation
(Waveform 15)
RCS (I25-11) - RCSG (I25-23)
 W-G - Y
 Rear Motor resolver signal
 Rear Motor resolver stopped or running
 Pulse generation
(Waveform 15)
GI (I25-24) - GND1 (A-1)
 W
 GI signal
 READY-on state with engine running
 Pulse generation*
HSDN (I25-26) - GINV (B-17)
 B
 Emergency shutdown signal
 Ignition switch ON
 Below 0.5
NODD (I25-33) - GND1 (A-1)
 W
 DC/DC converter operation monitor/stop request signal
 DC/DC converter operating normally
 5.3 to 6.7
NODD (I25-33) - GND1 (A-1)
 W
 DC/DC converter operation monitor/stop request signal
 DC/DC converter not operating normally
 2.5 to 3.5
NODD (I25-33) - GND1 (A-1)
 W
 DC/DC converter operation monitor/stop request signal
 DC/DC converter ordered to stop
 0.1 to 0.8
SI (I25-35) - GND1 (A-1)
 B
 Auxiliary battery voltage monitor
 Ignition switch ON
 9 to 14
GRF (I24-12) - GRFG (I24-22)
 BR - G
 Generator resolver signal
 Generator resolver stopped or running
 Pulse generation
(Waveform 16)
GSN (I24-11) - GSNG (I24-10)
 L - R
 Generator resolver signal
 Generator resolver stopped or running
 Pulse generation
(Waveform 16)
GCS (I24-9) - GCSG (I24-8)
 W - Y
 Generator resolver signal
 Generator resolver stopped or running
 Pulse generation
(Waveform 16)
MRF (I24-13) - MRFG (I24-23)
 BR - G
 Motor resolver signal
 Motor resolver stopped or running
 Pulse generation
(Waveform 17)
MSN (I24-21) - MSNG (I24-20)
 L - R
 Motor resolver signal
 Motor resolver stopped or running
 Pulse generation
(Waveform 17)
MCS (I24-19) - MCSG (I24-18)
 W - Y
 Motor resolver signal
 Motor resolver stopped or running
 Pulse generation
(Waveform 17)
*: Waveform cannot be measured because it is impossible to put the vehicle into the READY-on state with the inverter cover open.

Oscilloscope waveforms

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

  1. A111608E01
    Waveform 1 (Rear Motor switch U signal)
    Item
    		 Contents
    Terminal
    		 RUU - RIVG
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  2. A111608E01
    Waveform 2 (Rear Motor switch W signal)
    Item
    		 Contents
    Terminal
    		 RWU - RIVG
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  3. A111608E01
    Waveform 3 (Rear Motor switch V signal)
    Item
    		 Contents
    Terminal
    		 RVU - RIVG
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  4. A111608E01
    Waveform 4 (Generator switch U signal)
    Item
    		 Contents
    Terminal
    		 GUU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  5. A111608E01
    Waveform 5 (Generator switch W signal)
    Item
    		 Contents
    Terminal
    		 GWU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  6. A111608E01
    Waveform 6 (Generator switch V signal)
    Item
    		 Contents
    Terminal
    		 GVU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  7. A111608E01
    Waveform 7 (Motor switch U signal)
    Item
    		 Contents
    Terminal
    		 MUU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  8. A111608E01
    Waveform 8 (Motor switch W signal)
    Item
    		 Contents
    Terminal
    		 MWU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  9. A111608E01
    Waveform 9 (Motor switch V signal)
    Item
    		 Contents
    Terminal
    		 MVU - GINV
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  10. A111609E01
    Waveform 10 (DC/DC converter voltage switch signal)
    Item
    		 Contents
    Terminal
    		 VLO - GND1
    Equipment Setting
    		 5 V/DIV, 100 μs/DIV
    Condition
    		 Ignition switch ON

  11. A114530E01
    Waveform 11 (communication signal from MG to HV)
    Item
    		 Contents
    Terminal
    		 CH1: MTH+ - GND1
    CH2: MTH- - GND1
    Equipment Setting
    		 1 V/DIV, 200 μs/DIV
    Condition
    		 Ignition switch ON

    HINT:
    The waveform varies depending on the contents of communication.

  12. A114529E01
    Waveform 12 (communication signal from HV to MG)
    Item
    		 Contents
    Terminal
    		 CH1: HTM+ - GND1
    CH2: HTM- - GND1
    Equipment Setting
    		 1 V/DIV, 200 ms/DIV
    Condition
    		 Ignition switch ON

    HINT:
    The waveform varies depending on the contents of communication.

  13. A111605E01
    Waveform 13 (MG communication request signal)
    Item
    		 Contents
    Terminal
    		 CH1: REQ+ - GND1
    CH2: REQ- - GND11
    Equipment Setting
    		 1 V/DIV, 1 ms/DIV
    Condition
    		 Ignition switch ON

  14. A111604E01
    Waveform 14 (MG communication clock signal)
    Item
    		 Contents
    Terminal
    		 CH1: CLK+ - GND1
    CH2: CLK- - GND1
    Equipment Setting
    		 1 V/DIV, 1 μs/DIV
    Condition
    		 Ignition switch ON

  15. A111610E01
    Waveform 15 (Rear Motor resolver signal)
    Item
    		 Contents
    Terminal
    		 CH1: RRF - RRFG
    CH2: RSN - RSNG
    CH2: RCS - RCSG
    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.

  16. A111610E01
    Waveform 16 (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.

  17. A111610E01
    Waveform 17 (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.

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