Terminals Of Ecm

CED CE10

9

8

7

6

5

4

3

2

1

21

20

19

18

17

16

15

14

13

12

11

10

31

30

29

28

27

26

25

24

23

22

1 7l6l5l4|3|

21

16

15

14

13

12

11

10

9

8

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

Symbols (Terminal No.)

Wiring Color

Condition

STD Voltage (V)

BATT (E8-1) - E1 (E11-17)

R-B ^ BR

Always

9 - 14

+B (E8-16) - E1 (E11-17)

B-R ^ BR

IG switch ON

9 - 14

VC (E11-2) - E2 (E11-18)

Y ^ W

IG switch ON

4.5 - 5.5

VTA1 (E11-23) - E2 (E11-18)

L-W ^ W

IG switch ON, Throttle valve fully closed

0.3 - 1.0

IG switch ON, Throttle valve fully open

2.7 - 5.2

VG (E11-10) - E2G (E11-19)

P ^ R-B

Idling, A/C switch OFF

1.1 - 1.5

VV1+ (E12-10) - NE-(E11-24)

B ^ W

Idling

Pulse generation (See page DI-130)

VV2+ (E12-22) - NE-(E11-24)

O ^ W

NE+ (E11-16) - NE- (E11-24)

B-W ^ W

Idling

Pulse generation (See page DI-130)

OC1+ (E12-6) - OC1- (E12-5)

R-B ^ L-B

IG switch ON

Pulse generation (See page DI-123)

OC2+ (E12-29) - OC2-(E12-18)

R ^ B-W

THA (E11-22) - E2 (E11-18)

L-Y ^ W

Idling, Intake air temp. 20°C (68° F)

0.5 - 3.4

THW (E11-14) - E2 (E11-18)

G-B ^ W

Idling, Engine coolant temp. 80°C (176°F)

0.2 - 1.0

STA (E8-7) - E1 (E11-17)

GR ^ BR

Cranking

6.0 or more

#10 (E11-5) - E01 (E12-21) #20 (E11-6) - E01 (E12-21) #30 (E12-1) - E01 (E12-21) #40 (E12-2) - E01 (E12-21) #50 (E12-3) - E01 (E12-21) #60 (E12-4) - E01 (E12-21)

W ^ W-B B ^ W-B B ^ W-B L ^ W-B R ^ W-B G ^ W-B

IG switch ON

9 - 14

Idling

Pulse generation (See page DI-57)

IGT1 (E12-11) - E1 (E11-17)

L-R ^ BR

Idling

Pulse generation (See page DI-115)

IGT2 (E12-12) - E1 (E11-17)

G-R ^ BR

IGT3 (E12-13) - E1 (E11-17)

W-R ^ BR

IGT4 (E12-14) - E1 (E11-17)

B-R ^ BR

IGT5 (E12-15) - E1 (E11-17)

L-W ^ BR

IGT6 (E12-16) - E1 (E11-17)

G-B ^ BR

IGF (E12-25) - E1 (E11-17)

B ^ BR

IG switch ON

4.5 - 5.5

Idling

Pulse generation (See page DI-115)

ACIS (E12-17) - E01 (E12-21)

R-Y ^ W-B

IG switch ON

9 - 14

FC (E8-3) - E01 (E12-21)

LG-R ^ W-B

IG switch ON

9 - 14

Idling

0 - 3.0

RSO (E12-26) - E01 (E12-21)

R-W ^ W-B

IG switch ON, Disconnect E12 connector from ECM

OXS (E9-8) - E1 (E11-17)

W « BR

Maintain engine speed at 2,500 rpm for 3 min. after warming up

Pulse generation (See page DI-48)

HTS (E9-9) - E03 (E12-30)

L-W « W-B

Idling

Below 3.0

IG switch ON

9 - 14

KNKR (E12-27) - E1 (E11-17)

W « BR

Idling

Pulse generation (See page DI-62)

KNKL (E12-28) - E1 (E11-17)

W « BR

NSW (E9-20) -E1 (E11-17)

B-W « BR

IG switch ON, Other shift position in P, N

9 - 14

IG switch ON, shift position in P, N

0 - 3.0

SPD (E9-22) - E1 (E11-17)

V-Y « BR

IG switch ON, Rotate driving wheel slowly

0 - 5

TC (E8-5) - E1 (E11-17)

P-B « BR

IG switch ON

9 - 14

W (E9-6) - E1 (E11-17)

B-L « BR

IG switch ON

Below 3.0

EVP1 (E11-7) - E01 (E12-21)

LG « W-B

IG switch ON

9 - 14

CCV (E8-10) - E01 (E12-21)

BR-B *2 « W-B

IG switch ON

9 - 14

PS (E11-9) - E1 (E11-17)

B-L « BR

IG switch ON

9 -14

CF (E9-26) - E1 (E11-17)

G-W « BR

Electric cooling fan is operating on high speed

9 - 14

Electric cooling fan is operating on low speed or OFF

0 - 2

TACH (E9-27) - E1 (E11-17)

LG-B « BR

Idling

Pulse generation

TBP (E9-3) - E01 (E12-21)

W-R « W-B

IG switch ON, Disconnect vacuum hose from VSV for pressure switching valve

9 - 14

PTNK (E8-17) - E1 (E11-17)

L-R « BR

IG switch ON

2.9 - 3.7

IG switch ON, Apply vacuum 4.0 kPa (30 mmHg, 1.18 in.Hg)

0.5 or less

SIL (E8-4) - E1 (E8-17)

R « BR

During transmission

Pulse generation

STP (E8-15) - E1 (E11-17)

G-W « BR

IG switch ON, Brake pedal depressed

7.5 - 14

IG switch ON, Brake pedal released

Below 1.5

AFR+ (E11-1 1) - E1 (E11-17)

BR « BR

IG switch ON

3.0 - 3.6

AFL+ (E8-12) - E1 (E11-17)

L « BR

AFR- (E11-20) - E1 (E11-17)

B-R « BR

IG switch ON

2.7 - 3.3

AFL- (E11-21) - E1 (E11-17)

B-W « BR

HAFR (E11-3) - E04 (E11-1) HAFL (E11-4) - E05 (E11-8)

R « W-B L « W-B

Idling

Below 3.0

IG switch ON

9 - 14

KSW (E9-23) - E1 (E11-17)

L-B « BR

At time of inserting key

Below 1.5

In condition without key inserted

4 - 5

RXCK (E9-19) - E1 (E11-17)

BR-R « BR

At time of inserting key

Pulse generation

CODE (E9-28) - E1 (E11-17)

BR-W « BR

At the time of inserting the key

Pulse generation

IGSW (E8-2) - E1 (E11-17)

B-O « BR

IG switch ON

9 - 14

TXCT (E9-18) - E1 (E11-17)

BR-Y « BR

At time of inserting key

Pulse generation

IMLD (E8-22) - E1 (E11-17)

R-W « BR

In condition without key inserted

Pulse generation

MREL (E8-8) - E1 (E11-17)

Y-G « BR

IG switch ON

9 - 14

IN-4

SYMBOLS

INTRODUCTION - Symbols

The following symbols are used in the Welding Diagrams in Section RE of this manual to indicate cutting areas and the types of weld required.

SYMBOLS

MEANING

ILLUSTRATION

SAW CUT OR ROUGH CUT

REMOVE BRAZE

WELD POINTS

SPOT WELD OR MIG PLUG WELD

Toyota Sienna 1997

millHIIIHIIIIIIIHI

CONTINUOUS MIG WELD (BUTT WELD OR TACK WELD)

BRAZE

BODY SEALER

INTRODUCTION - Symbols

Illustration of Weld Point Symbols

EXAMPLE:

REMOVAL

Cut and Join Location

INSTALLATION

Cut and Join Location

110 mm
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