Terminals Of

(HTD

9

8

7

6

5

4

3

2

1

|7|6|5|4|3| 1211

21

20

19

18

17

16

15

14

13

12

11

10

16

15

14

13

12

11

10

9

8

31

30

29

28

27

26

25

24

23

22

24

23

22

21

20

19

18

17

n

1

1

n

6

5

4

3

2

1

12

11

10

9

8

7

17

16

15

14

13

9

8

7

6

5

4

3

2

1

19

18

17

16

15

14

13

12

11

10

28

27

26

25

24

23

22

21

20

7

6

5

4

3

2

1

15

14

13

12

11

10

9

8

22

21

20

19

18

17

A02508

Symbols (Terminals No.)

Wiring Color

Condition

STD Voltage (V)

BATT (H14-3) ^ GND1 (H14-31)

G-Y ^ W-B

Always

9 - 14

+B1 (H14-4) ^ GND1 (H14-31)

W-G ^ W-B

Ignition switch ON and "READY" light ON

9 - 14

+B2 (H14-5) ^ GND1 (H14-31)

W-G ^ W-B

Ignition switch ON and "READY" light ON

9 - 14

IGSW (H13-7) ^ GND1 (H14-31)

B-W ^ W-B

Ignition switch ON

9 - 14

ST2 (H13-6) ^ GND1 (H14-31)

R-W ^ W-B

Ignition switch ST

9 - 14

ST1- (H14-2) ^ GND1 (H14-31)

B-Y ^ W-B

Brake pedal is depressed

Below 0.5

Brake pedal is released

9 - 14

STP (H14-1) ^ GND1 (H14-31)

G-W ^ W-B

Brake pedal is depressed

9 - 14

Brake pedal is released

Below 0.5

VCP1 (H14-13) ^ GND1 (H14-31)

Y ^ W-B

Ignition switch ON

Approx. 5

VPA1 (H14-14) ^ GND1 (H14-31)

G ^ W-B

Ignition switch ON and accelerator pedal is released

Approx. 1

Ignition switch ON and accelerator pedal is fully depressed

Approx. 4

EP1 (H14-12) ^ GND1 (H14-31)

L ^ W-B

Ignition switch ON

Below 0.5

VCP2 (H14-23) ^ GND1 (H14-31)

B ^ W-B

Ignition switch ON

Approx. 5

VPA2 (H14-15) ^ GND1 (H14-31)

W ^ W-B

Ignition switch ON and accelerator pedal is released

Approx. 1

Ignition switch ON and accelerator pedal is fully depressed

Approx. 4

EP2 (H14-22) ^ GND1 (H14-31)

R ^ W-B

Ignition switch ON

Below 0.5

P (H13-15) ^ GND1 (H14-31)

L-R ^ W-B

Shift lever is P position

Below 1

Except shift lever is P position

4 or more

R (H13-14) ^ GND1 (H14-31)

R-B ^ W-B

Shift lever is R position

Below 1

Except shift lever is R position

4 or more

N (H13-13) ^ GND1 (H14-31)

L-W ^ W-B

Shift lever is N position

Below 1

Except shift lever is N position

4 or more

D (H13-23) ^ GND1 (H14-31)

L-B ^ W-B

Shift lever is D position

Below 1

Except shift lever is D position

4 or more

B (H13-22) ^ GND1 (H14-31)

LG-R ^ W-B

Shift lever is B position

Below 1

Except shift lever is B position

A02508

SFT (H13-11) « GSFT (H13-21)

B « R

Shift lever is P position

Approx. 0.5

Shift lever is R position

Approx. 2.8

Shift lever is N position

Approx. 3.4

Shift lever is D position

Approx. 4.0

Shift lever is B position

Approx. 4.5

VSFT (H13-12) « GSFT (H13-21)

W « R

Ignition switch ON

4 or more

SPDI (H12-8) « GND1 (H14-31)

V-W « W-B

Ignition switch ON and rotor driving wheel slowly

Pulse generation

ESTP (H14-8) « GND1 (H14-31)

R-Y « W-B

Engine stop is not required

9 - 14

Engine stop is required

Below 1

SPDO (H14-6) « GND1 (H14-31)

O « W-B

Ignition switch ON and rotor driving wheel slowly

Pulse generation

NODD (H12-4) « GND1 (H14-31)

L-O « W-B

When converter is in normal operation

5 - 7

When converter is improper

2 - 4

When converter is required to stop

0.1 - 0.5

ILK (H13-4) « GND1 (H14-31)

O « W-B

Ignition switch ON and interlock switch ON

Below 1

Ignition switch ON and interlock switch OFF

4 or more

AS1G (H12-14) « AS1 (H12-15)

BR-B « G-R

Ignition switch ON

2.5 - 2.9

IB (H14-25) « GB (H14-26)

B-L « R-W

Ignition switch OFF

Below 1

Ignition switch from ON to ST ("READY" light ON)

0.5 - 4.5

ABFS (H13-3) « GND1 (H14-31)

L « W-B

Ignition switch ON and "READY" light ON

2.7 - 3.2

MREL (H12-7) « GND1 (H14-31)

O « W-B

Ignition switch ON

9 - 14

Communication Line

Symbols (Terminals No.)

Wiring Color

Connecting Part or Symbol (Terminal No.)

GSNG (H10-11)

G

MG1, GSNG (M2-7)

GSN (H10-4)

R

MG1, GSN (M2-2)

GRF (H10-10)

B

MG1, GRF (M2-1)

GRFG (H10-17)

W

MG1, GRFG (M2-6)

GCS (H10-5)

Y

MG1, GCS (M2-3)

GCSG (H10-12)

BR

MG1, GCSG (M2-8)

GMTG (H10-8)

G-W

MG1, GMTG (M2-9)

GMT (H10-1)

B-R

MG1, GMT (M2-4)

MSNG (H10-20)

G

MG2, MSNG (M3-5)

MSN (H10-13)

R

MG2, MSN (M3-2)

MRF (H10-19)

B

MG2, MRF (M3-1)

MRFG (H10-18)

W

MG2, MRFG (M3-4)

MCS (H10-14)

P

MG2, MCS (M3-3)

MCSG (H10-21)

L

MG2, MCSG (M3-6)

MMTG (H10-9)

R-W

MG2, MMTG (M4-3)

MMT (H10-2)

GR

MG2, MMT (M3-1)

MSIV (H11-21)

G

Inverter, M-SINV (I10-7)

MSDN (H11-13)

Y

Inverter, M-SDOWN (I9-4)

MIT (H11-11)

L

Inverter, M-INVT (I9-5)

2003 PRIUS (RM957U)

Author : Date : 373

MWU (H11-6)

G

Inverter, M-WU (I9-3)

MUU (H11-4)

R

Inverter, M-UU (I9-1)

MVU (H11-5)

W

Inverter, M-VU (I9-2)

MIVG (H11-26)

B

Inverter, M-GINV (I9-6)

MIVA (H11-16)

B

Inverter, M-IVA (I10-1)

MIVB (H11-7)

W

Inverter, M-IVB (I10-3)

MIWB (H11-17)

G

Inverter, M-IWB (I10-4)

VB (H11-20)

Y

Inverter, VB (I10-5)

MIWA (H11-25)

R

Inverter, M-IWA (I10-2)

GIVA (H11-19)

B

Inverter, G-IVA (I12-1)

GIVB (H11-8)

W

Inverter, G-IVB (I12-3)

GIWB (H11-18)

G

Inverter, G-IWB (I12-4)

GIWA (H11-28)

R

Inverter, G-IWA (I12-2)

GSDN (H11-12)

Y

Inverter, G-SDOWN (I11-4)

GIT (H11-23)

L

Inverter, G-INVT (I11-5)

GWU (H11-3)

G

Inverter, G-WU (I11-3)

GVU (H11-2)

W

Inverter, G-VU (I11-2)

GUU (H11-1)

R

Inverter, G-UU (I11-1)

GIVG (H11-27)

B

Inverter, G-GINV (I11-6)

MFIV (H11-14)

B

Inverter, M-FINV (I10-8)

GSIV (H11-15)

G

Inverter, G-SINV (I12-7)

GFIV (H11-24)

B

Inverter, G-FINV (I12-8)

ETH+ (H14-28)

P

Engine ECU, ETH+ (E9-28)

ETH- (H14-27)

L

Engine ECU, ETH- (E9-27)

HTE+ (H14-19)

Y

Engine ECU, H TE+ (E9-19)

HTE- (H14-29)

BR

Engine ECU, H TE- (E9-18)

HTB+ (H14-20)

LG

Brake ECU, HVI+ (B10-24)

HTB- (H14-30)

V

Brake ECU, HVI- (B10-16)

BTH+ (H14-18)

G

Brake ECU, HVO+ (B10-14)

BTH- (H14-17)

R

Brake ECU, HVO- (B10-22)

FCVC (H14-7)

B-W

Transponder Key ECU, HEVC (T4-8)

CON1 (H12-13)

V

System Main Relay (S8-3)

CON2 (H12-2)

GR

System Main Relay (S8-4)

CON3 (H13-1)

P

System Main Relay (S8-5)

HTD+ (H13-2)

W

Battery ECU, HTD+ (B17-6)

HTD- (H13-20)

B

Battery ECU, HTD- (B17-7)

DTH+ (H13-19)

R

Battery ECU, DTD+ (B17-18)

DTH- (H13-18)

G

Battery ECU, DTD- (B17-19)

CIRCUIT INSPECTION

DI82O-03

DTC

B2799

Immobilizer Malfunction

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