Terminals Of Ecu

WARNING: This page is about a different variant/trim than selected.

Fig 1: Identifying Terminals Of ECU Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

TERMINALS OF HV CONTROL ECU

HV CONTROL ECU REFERENCE CHART

Symbols (Terminal No.)	Wiring Color	Terminal Description	Condition	Standard Voltage (V)
BATT (H12-1) - E1 (H14-5)	GR - W-B	Constant power source	Always	10 to 14
TC (H12-3) - E1 (H14-5)	O - W-B	Diagnostic terminal	Ignition switch ON	10 to 14
PMET (H12-4) - E1 (H14-5)	W - W-B	Power meter signal	Ignition switch ON	Pulse generation (Waveform 1)
ABFS (H12-8) - E1 (H14-5)	G - W-B	Airbag activation signal	READY-on state (2 seconds after ACC ON)	Pulse generation (Waveform 2)
IGSW (H12-9) - E1 (H14-5)	P - W-B	IG signal	Ignition switch ON	10 to 14
ST2 (H12-20) - E1 (H14-5)	W - W-B	Starter signal	Ignition switch ON	0 to 1.5
IWP (H12-23) - E1 (H14-5)	BR - W-B	HV water pump signal	READY-on state	10 to 14
NIWP (H12-29) - E1 (H14-5)	Y - W-B	HV water pump signal	READY-on state	Pulse generation (Waveform 3)
SPDI (H12-24) - E1 (H14-5)	SB - W-B	Vehicle speed signal	Approximately 20 km/h (12 mph)	Pulse generation (Waveform 4)
ST1- (H12-25) - E1 (H14-5)	LG - W-B	Brake cancel switch	Ignition switch ON, brake pedal depressed	Below 0.5
ST1- (H12-25) - E1 (H14-5)	LG - W-B	Brake cancel switch	Ignition switch ON, brake pedal released	10 to 14
IMI (H12-22) - E1 (H14-5)	O - W-B	Immobilizer communication	Immobilizer communicating	Pulse generation (Waveform 5)
IMO (H12-28) - E1 (H14-5)	V - W-B	Immobilizer communication	Immobilizer communicating	Pulse generation (Waveform 5)
THB (H12-30) - E2 (H15-28)	R - BR	Auxiliary battery temperature sensor signal	Auxiliary battery temperature 25°C	1.8 to 2.4
THB (H12-30) - E2 (H15-28)	R - BR	Auxiliary battery temperature sensor signal	Auxiliary battery temperature 25°C	0.7 to 1.3
STP (H12-31) - E1 (H14-5)	B - W-B	Stop light switch	Brake pedal depressed	10 to 14
STP (H12-31) - E1 (H14-5)	B - W-B	Stop light switch	Brake pedal released	Below 5
CON3 (H13-1) - E1 (H14-5)	L - W-B	System main relay	Ignition switch OFF to READY-on state	Pulse generation (Waveform 6)
CON2 (H13-2) - E1 (H14-5)	GR - W-B	System main relay	Ignition switch OFF to READY-on state	Pulse generation (Waveform 6)
CON1 (H13-3) - E1 (H14-5)	B - W-B	System main relay	Ignition switch OFF to READY-on state	Pulse generation (Waveform 6)
ILK (H13-4) - E1 (H14-5)	W - W-B	Interlock switch	Ignition switch ON, inverter cover and service plug grip installed correctly	Below 1
ILK (H13-4) - E1 (H14-5)	W - W-B	Interlock switch	Ignition switch ON, inverter cover and service plug grip detached	10 to 14
SI2 (H13-13) - E1 (H14-5)	LG - W-B	HV battery blower fan	Ignition switch ON, during active test	Pulse generation (Waveform 7)
SI1 (H13-14) - E1 (H14-5)	R - W-B	HV battery blower fan	Ignition switch ON, during active test	Pulse generation (Waveform 7)
SI0 (H13-15) - E1 (H14-5)	Y - W-B	HV battery blower fan	Ignition switch ON, during active test	Pulse generation (Waveform 7)
BTH+ (H13-19) - E1 (H14-5)	Y - W-B	Communication from battery to HV	Ignition switch ON	Pulse generation (Waveform 8)
BTH- (H13-30) - E1 (H14-5)	BR - W-B	Communication from battery to HV	Ignition switch ON	Pulse generation (Waveform 8)
RMT (H13-21) - RMTG (H13-20)	L - GR	Rear Motor temperature sensor	Refer to DATA LIST	-
CANH (H13-25) - E1 (H14-5)	B - W-B	CAN communication system	Ignition switch ON	Pulse generation (Waveform 9)
CANL (H13-33) - E1 (H14-5)	W - W-B	CAN communication system	Ignition switch ON	Pulse generation (Waveform 9)
+B2 (H17-1) - E1 (H14-5)	R - W-B	Power source	Ignition switch ON	10 to 14
+B1 (H17-2) - E1 (H14-5)	R - W-B	Power source	Ignition switch ON	10 to 14
OPM2 (H17-5) - E1 (H14-5)	P - W-B	Oil pump	READY-on state	10 to 14
OPM1 (H17-6) - E1 (H14-5)	Y - W-B	Oil pump	READY-on state	Pulse generation (Waveform 10)
OPST (H17-7) - E1 (H14-5)	L - W-B	Oil pump	READY-on state	Pulse generation (Waveform 10)
FCTL (H17-9) - E1 (H14-5)	O - W-B	Cooling fan relay	Ignition switch ON	10 to 14
RFC2 (H17-10) - E1 (H14-5)	B - W-B	Radiator fan	Ignition switch ON, engine started	Pulse generation (Waveform 11)
NODD (H17-11) - E1 (H14-5)	W - W-B	DC/DC operation monitor/ stop request signal	Converter operating normally	5 to 7
NODD (H17-11) - E1 (H14-5)	W - W-B	DC/DC operation monitor/ stop request signal	Converter not operating normally	2 to 4
NODD (H17-11) - E1 (H14-5)	W - W-B	DC/DC operation monitor/ stop request signal	Converter ordered to stop	0.1 to 0.4
MREL (H17-12) - E1 (H14-5)	Y - W-B	Main relay	Ignition switch ON	10 to 14
RFC1 (H17-14) - E1 (H14-5)	P - W-B	Radiator fan	Ignition switch ON, engine started	Pulse generation (Waveform 11)
GO (H17-15) - E1 (H14-5)	W - W-B	GO signal	Engine running	Pulse generation (Waveform 12)
NE+ (H14-25) - NE- (H14-24)	R-G	Crankshaft position	Engine running	Pulse generation (Waveform 13)
NEO (H17-16) - E1 (H14-5)	B - W-B	Engine speed signal	Engine running	Pulse generation (Waveform 14)
HTM+ (H17-18) - E1 (H14-5)	B - W-B	HV → MG communication system	READY-on state	Pulse generation (Waveform 15)
HTM- (H17-17) - E1 (H14-5)	W - W-B	HV → MG communication system	READY-on state	Pulse generation (Waveform 15)
TAM (H17-19) - E2 (H15-28)	Y - BR	Ambient temperature sensor	Ignition switch ON, ambient temperature 25°C	1.7 to 2.1
TAM (H17-19) - E2 (H15-28)	Y - BR	Ambient temperature sensor	Ignition switch ON, ambient temperature 40°C	1.0 to 1.4
HSDN (H17-21) - E1 (H14-5)	B - W-B	MG shutdown signal	READY-on state	Below 2
CLK+ (H17-22) - E1 (H14-5)	B - W-B	MG communication clock signal	READY-on state	Pulse generation (Waveform 16)
CLK- (H17-29) - E1 (H14-5)	W - W-B	MG communication clock signal	READY-on state	Pulse generation (Waveform 16)
REQ+ (H17-23) - E1 (H14-5)	B - W-B	MG communication request signal	READY-on state	Pulse generation (Waveform 17)
REQ- (H17-30) - E1 (H14-5)	W - W-B	MG communication request signal	READY-on state	Pulse generation (Waveform 17)
VCP1 (H17-24) - EP1 (H17-33)	G - W-G	Accelerator pedal position sensor power source (for VPA1)	Ignition switch ON	4.5 to 5.5
VPA (H17-25) - EP1 (H17-33)	O - W-G	Accelerator pedal position sensor (for accelerator pedal position detection)	Ignition switch ON, accelerator pedal released	0.4 to 1.4
VPA (H17-25) - EP1 (H17-33)	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 (H17-31) - EP2 (H17-32)	BR-R	Accelerator pedal position sensor power source (for VPA2)	Ignition switch ON	4.5 to 5.5
VPA2 (H17-26) - EP2 (H17-32)	Y-R	Accelerator pedal position sensor (for sensor malfunction detection)	Ignition switch ON, accelerator pedal released	1.0 to 2.2
VPA2 (H17-26) - EP2 (H17-32)	Y-R	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+ (H17-28) - E1 (H14-5)	B - W-B	Communication from MG to HV	READY-on state	Pulse generation (Waveform 18)
MTH- (H17-27) - E1 (H14-5)	W - W-B	Communication from MG to HV	READY-on state	Pulse generation (Waveform 18)
P (H14-12) - E1 (H14-5)	G - W-B	Park/neutral position switch	Ignition switch ON, shift lever in P position	10 to 14
P (H14-12) - E1 (H14-5)	G - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except P position	0
R (H14-11) - E1 (H14-5)	L - W-B	Park/neutral position switch	Ignition switch ON, shift lever in R position	10 to 14
R (H14-11) - E1 (H14-5)	L - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except R position	0
N (H14-10) - E1 (H14-5)	R - W-B	Park/neutral position switch	Ignition switch ON, shift lever in N position	10 to 14
N (H14-10) - E1 (H14-5)	R - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except N position	1 to 2.5
D (H14-9) - E1 (H14-5)	Y - W-B	Park/neutral position switch	Ignition switch ON, shift lever in D position	10 to 14
D (H14-9) - E1 (H14-5)	Y - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except D position	0
B (H14-8) - E1 (H14-5)	GR - W-B	Park/neutral position switch	Ignition switch ON, shift lever in B position	10 to 14
B (H14-8) - E1 (H14-5)	GR - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except B position	0
MJ (H16-10) - E1 (H14-5)	V - W-B	Park/neutral position switch	Ignition switch ON, shift lever in P, R, N, D or B position	10 to 14
FD (H16-11) - E1 (H14-5)	LG - W-B	Park/neutral position switch	Ignition switch ON, shift lever in D or B position	10 to 14
FD (H16-11) - E1 (H14-5)	LG - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except D or B position	0
RV (H16-12) - E1 (H14-5)	B - W-B	Park/neutral position switch	Ignition switch ON, shift lever in R position	10 to 14
RV (H16-12) - E1 (H14-5)	B - W-B	Park/neutral position switch	Ignition switch ON, shift lever in except R position	0
CLK (H16-14) - E1 (H14-5)	G - W-B	A/C communication signal	READY-on state	Pulse generation (Waveform 19)
ITE (H16-15) - E1 (H14-5)	W - W-B	A/C communication signal	READY-on state	Pulse generation (Waveform 19)
ETI (H16-16) - E1 (H14-5)	Y - W-B	A/C communication signal	READY-on state	Pulse generation (Waveform 19)
STB (H16-18) - E1 (H14-5)	B - W-B	A/C communication signal	READY-on state	Pulse generation (Waveform 19)
WP (H17-4) - E1 (H14-5)	L - W-B	A/C WP relay signal	READY-on state	Below 2
GMT (H15-22) - GMTG (H15-32)	L - Y-B	Generator temperature sensor	Refer to DATA LIST	-
MMT (H15-26) - MMTG (H15-33)	G - GR	Motor temperature sensor	Refer to DATA LIST	-
AS1 (H15-27) - AS1G (H15-34)	L - W-R - W	Circuit breaker sensor	Satellite signal 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.

Waveform 1 (power meter signal)

Fig 2: Identifying Waveform 1

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	PMET - E1
Equipment Setting	5 V/DIV., 50 ms./DIV.
Condition	Ignition switch ON

Waveform 2 (airbag deployment signal)

Fig 3: Identifying Waveform 2

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	ABFS - E1
Equipment Setting	5 V/DIV., 500 ms./DIV.
Condition	READY-on state

Waveform 3 (HV water pump signal)

Fig 4: Identifying Waveform 3

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: IWP - E1 CH2: NIWP - E1
Equipment Setting	5 V/DIV., 2 ms./DIV.
Condition	READY-on state

Waveform 4 (vehicle speed signal)

Fig 5: Identifying Waveform 4

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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.

Waveform 5 (immobilizer communication signal)

Fig 6: Identifying Waveform 5

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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

Waveform 6 (system main relay operation signal)

Fig 7: Identifying Waveform 6

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: IGSW - E1 CH2: CON1 - E1 CH3: CON2 - E1 CH4: CON3 - E1
Equipment Setting	10 V/DIV., 500 ms./D(V.
Condition	Ignition switch OFF → READY-on state

Waveform 7 (HV battery blower fan operation signal)

Fig 8: Identifying Waveform 7

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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

Waveform 8 (Communication signal from battery to HV)

Fig 9: Identifying Waveform 8

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: BTH+ - E1 CH2: BHT- - E1
Equipment Setting	2V/DIV., 500 μs./DIV.
Condition	Ignition switch ON

HINT:

The waveform varies depending on the contents of communication.

Waveform 9 (CAN communication signal)

Fig 10: Identifying Waveform 9

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: CANH - E1 CH2: CANL - E1
Equipment Setting	1 V/DIV., 20 μs./DIV.
Condition	Ignition switch ON

HINT:

The waveform varies depending on the contents of communication.

Waveform 10 (Oil pump signal)

Fig 11: Identifying Waveform 10

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: OPM1 - E1 CH2: OPST - E1
Equipment Setting	5 V/DIV., 5 ms./DIV.
Condition	READY-on state

Waveform 11 (radiator fan operation signal)

Fig 12: Identifying Waveform 11

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: RFC1 - E1 CH2: RFC2 - E1
Equipment Setting	5 V/DIV., 1 ms./DIV.
Condition	READY-on state with engine running

Waveform 12 (GO signal)

Fig 13: Identifying Waveform 12

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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.

Waveform 13 (Crankshaft position signal)

Fig 14: Identifying Waveform 13

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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.

Waveform 14 (engine speed signal)

Fig 15: Identifying Waveform 14

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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.

Waveform 15 (communication signal from HV to MG)

Fig 16: Identifying Waveform 15

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: HTM+ - E1 CH2: HTM- - E1
Equipment Setting	1 V/DIV., 200 μs./DIV.
Condition	READY-on state

HINT:

The waveform varies depending on the contents of communication.

Waveform 16 (MG communication clock signal)

Fig 17: Identifying Waveform 16

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: CLK+ - E1 CH2: CLK- - E1
Equipment Setting	1 V/DIV., 1 μs./DIV.
Condition	READY-on state

Waveform 17 (MG communication request signal)

Fig 18: Identifying Waveform 17

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: REQ+ - E1 CH2: REQ- - E1
Equipment Setting	1 V/DIV., 1 ms./DIV.
Condition	READY-on state

Waveform 18 (communication signal from MG to HV)

Fig 19: Identifying Waveform 18

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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.

Waveform 19 (A/C communication signal)

Fig 20: Identifying Waveform 19

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

WAVEFORM REFERENCE

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

HINT:

The waveform varies depending on the contents of communication.

Fig 21: Identifying Terminals Of MG ECU Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

TERMINALS OF MG ECU REFERENCE

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 (C14) - RIVG (C19)

Rear Motor shutdown signal

Ignition switch ON, N position

0.2 to 0.7

RSDN (C14) - RIVG (C19)

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

GRV (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) - GND MG (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⁽¹⁾

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 (I18-4) - GND1 (A-1)

MG ECU power source

Ignition switch ON

9 to 14

+B (I18-7) -GND1 (A-1)

MG ECU power source

Ignition switch ON

9 to 14

MTH+ (I18-9) - GND1 (A-1)

Communication signal from MG to HV

Ignition switch ON

Pulse generation (Waveform 11)

MTH- (I18-10) - GND1 (A-1)

Communication signal from MG to HV

Ignition switch ON

Pulse generation (Waveform 11)

HTM+ (I18-12) -GND1 (A-1)

Communication signal from HV to MG

Ignition switch ON

Pulse generation (Waveform 12)

HTM- (I18-13) - GND1 (A-1)

Communication signal from HV to MG

Ignition switch ON

Pulse generation (Waveform 12)

NEI (I18-14) - GND1 (A-1)

Engine speed signal

READY-on state with engine running

Pulse generation⁽¹⁾

REQ+ (I18-15) -GND1 (A-1)

Communication request signal

Ignition switch ON

Pulse generation (Waveform 13)

REQ- (I18-16) - GND1 (A-1)

Communication request signal

Ignition switch ON

Pulse generation (Waveform 13)

CLK+ (I18-17) - GND1 (A-1)

Communication clock signal

Ignition switch ON

Pulse generation (Waveform 14)

CLK- (I18-18) - GND1 (A-1)

Communication clock signal

Ignition switch ON

Pulse generation (Waveform 14)

RRF (I18-21) - RRFG (I18-22)

BR - G

Rear Motor resolver signal

Rear Motor resolver stopped or running

Pulse generation (Waveform 15)

RSN (I18-29) - RSNG (I18-30)

O - R

Rear Motor resolver signal

Rear Motor resolver stopped or running

Pulse generation (Waveform 15)

RCS (I18-11) - RCSG (I18-23)

W-G - Y

Rear Motor resolver signal

Rear Motor resolver stopped or running

Pulse generation (Waveform 15)

GI (I18-24) - GND1 (A-1)

GI signal

READY-on state with engine running

Pulse generation⁽¹⁾

HSDN (I18-26) - GINV (B-17)

Emergency shutdown signal

Ignition switch ON

Below 0.5

NODD (I18-33) - GND1 (A-1)

DC/DC converter operation monitor/stop request signal

DC/DC converter operating normally

5.3 to 6.7

NODD (I18-33) - GND1 (A-1)

DC/DC converter operation monitor/stop request signal

DC/DC converter not operating normally

2.5 to 3.5

NODD (I18-33) - GND1 (A-1)

DC/DC converter operation monitor/stop request signal

DC/DC converter ordered to stop

0.1 to 0.8

S1 (I18-35) - GND1 (A-1)

Auxiliary battery voltage monitor

Ignition switch ON

9 to 14

GRF (I19-12) - GRFG (I19-22)

BR - G

Generator resolver signal

Generator resolver stopped or running

Pulse generation (Waveform 16)

GSN (I19-11) - GSNG (I19-10)

L - R

Generator resolver signal

Generator resolver stopped or running

Pulse generation (Waveform 16)

GCS (I19-9) - GCSG (I19-8)

W - Y

Generator resolver signal

Generator resolver stopped or running

Pulse generation (Waveform 16)

MRF (I19-13) - MRFG (I19-23)

BR - G

Motor resolver signal

Motor resolver stopped or running

Pulse generation (Waveform 17)

MSN (I19-21) - MSNG (I19-20)

L - R

Motor resolver signal

Motor resolver stopped or running

Pulse generation (Waveform 17)

MCS (I19-19) - MCSG (I19-18)

W - Y

Motor resolver signal

Motor resolver stopped or running

Pulse generation (Waveform 17)

⁽¹⁾	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.

Waveform 1 (Rear Motor switch U signal)

Fig 22: Identifying Waveform 1

WAVEFORM REFERENCE

Item	Contents
Terminal	RUU - RIVG
Equipment Setting	5V/DIV, 100μs./DIV.
Condition	Ignition switch ON

Waveform 2 (Rear Motor switch W signal)

Fig 23: Identifying Waveform 2

WAVEFORM REFERENCE

Item	Contents
Terminal	RWU - RIVG
Equipment Setting	5V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 3 (Rear Motor switch V signal)

Fig 24: Identifying Waveform 3

WAVEFORM REFERENCE

Item	Contents
Terminal	RVU - RIVG
Equipment Setting	5V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 4 (Generator switch U signal)

Fig 25: Identifying Waveform 4

WAVEFORM REFERENCE

Item	Contents
Terminal	GUU - GINV
Equipment Setting	5V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 5 (Generator switch W signal)

Fig 26: Identifying Waveform 5

WAVEFORM REFERENCE

Item	Contents
Terminal	GWU - GINV
Equipment Setting	5 V/DIV., 100 μs./DIV.
Condition	Ignition switch ON

Waveform 6 (Generator switch V signal)

Fig 27: Identifying Waveform 6

WAVEFORM REFERENCE

Item	Contents
Terminal	GVU - GINV
Equipment Setting	5 V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 7 (Motor switch U signal)

Fig 28: Identifying Waveform 7

WAVEFORM REFERENCE

Item	Contents
Terminal	MUU - GINV
Equipment Setting	5 V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 8 (Motor switch W signal)

Fig 29: Identifying Waveform 8

WAVEFORM REFERENCE

Item	Contents
Terminal	MWU - GINV
Equipment Setting	5 V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 9 (Motor switch V signal)

Fig 30: Identifying Waveform 9

WAVEFORM REFERENCE

Item	Contents
Terminal	MVU - GINV
Equipment Setting	5 V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 10 (DC/DC converter voltage switch signal)

Fig 31: Identifying Waveform 10

WAVEFORM REFERENCE

Item	Contents
Terminal	VLO - GND1
Equipment Setting	5V/DIV., 100μs./DIV.
Condition	Ignition switch ON

Waveform 11 (communication signal from MG to HV)

Fig 32: Identifying Waveform 11

WAVEFORM REFERENCE

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.

Waveform 12 (communication signal from HV to MG)

Fig 33: Identifying Waveform 12

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: HTM+ - GND1 CH2: HTM- - GND1
Equipment Setting	1 V/DIV., 200 μs./DIV.
Condition	Ignition switch ON

HINT:

The waveform varies depending on the contents of communication.

Waveform 13 (MG communication request signal)

Fig 34: Identifying Waveform 13

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: REQ+ - GND1 CH2: REQ- - GND11
Equipment Setting	1 V/DIV., 1 ms./DIV.
Condition	Ignition switch ON

Waveform 14 (MG communication clock signal)

Fig 35: Identifying Waveform 14

WAVEFORM REFERENCE

Item	Contents
Terminal	CH1: CLK+ - GND1 CH2: CLK- - GND1
Equipment Setting	1 V/DIV., 1 μs./DIV.
Condition	Ignition switch ON

Waveform 15 (Rear Motor resolver signal)

Fig 36: Identifying Waveform 15

WAVEFORM REFERENCE

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.

Waveform 16 (Generator resolver signal)

Fig 37: Identifying Waveform 16

WAVEFORM REFERENCE

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.

Waveform 17 (Motor resolver signal)

Fig 38: Identifying Waveform 17

WAVEFORM REFERENCE

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.