Toyota Tundra. Manual - part 3021

Juncti

on C

onnector

J7

7

(EL)

Headlight Dimmer
Switch Assembly

J10

(LFG)

(E)

Transmission
Control Switch

J24

(E)

Transmission
Control
Switch

J25

(E)

Cargo Light Switch

J50

(E)

Clearance Sonar ECU

J35

(EW)

Windshield Wiper
Switch

J12

(E)

Shift Lock
Control ECU

J30

(E)

Shift Lock
Control ECU

J27

(E)

Glove Box
Illumination Light

J34

DD

16

DD

28

Power Window
Regulator Switch

(for Back Window)

J8

(E)

Blower Motor

J32

(GND)

Power Outlet
Socket (No. 3)

T9

(E)

Power Outlet
Socket (No. 2)

T8

(E)

T3

(E)

T2

(E)

Center Airbag
ECU

11

J46

A/C Amplifier

J19

(GND)

Integration
Control and
Panel Assembly

(E2)

J37

(GND)

Power Source
Control ECU

J44

(GND)

Transponder
Key ECU

J26

(GND)

Curtain Airbag
Cutoff Switch

J38

(E)

5

12

4

10

13

TJ1

10

JT1

18

J3

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

Power Outlet
Socket (No. 1)

J41

(E)

W–B

W–B

W–B

J4

9

(

∗

7

)

(

∗

4)

W–B

W–B

(E)

Tow/Haul Pattern
Select Switch

J23

W–B

(E)

W–B

Power Outlet
Socket (No. 2)

Power Outlet
Socket (No. 3)

(GND)

Power Steering
ECU Assembly

J101

W–B

W–B

(

∗

13)

W–B

(

∗

14)

W–B

W–B

(

∗

13

)

Ground Point

- 10 -

(E)

Front Power Seat
Switch LH (Seat
Cushion Control)

U1

(E2)

(E)

Front Power Seat
Switch LH

Z1

11

(E)

Front Power Seat
Switch LH (Lumbar
Support Control)

Z2

PZ1

(E2)

(E)

Rear Door Lock
Motor LH

O10

O4

P1

Rear Door Lock
Motor RH

(E)

P8

Cargo Light

Z11

Front Seat Heater LH

P2

(E)

(GND)

Front Power Seat
Control ECU and
Switch LH

Z9

W–B

4

OP1

(E)

Y8

Front Seat Heater RH

(E)

W–B

W–B

(E2)

Y10

Front Power Seat
Switch RH (Lumbar
Support Control)

(E)

W–B

Y9

Front Power Seat
Switch RH

(E)

Q2

W–B

W–B

W–B

Q1

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B(

∗

5)

W–B

W–B

W–B

W–B

ZU1

3

W–B

ZU1

2

(GND)

Q11

Occupant
Detection ECU

(GND)

Y2

Occupant
Detection ECU

W–B

(GND)

Q7

Door Control
Receiver

W–B

W–B

QY2

3

W–B

10

QY1

W–B

W–B(

∗

6)

W–B

W–B

Junction
Connector

Y14(A), (B)

∗

 6 : w/o Power Seat

∗

 5 : w/ Power Seat

OQ1

4

High Mounted
Stop Light

(GND)

P13

Voltage
Inverter

(E)

P10

Rear Window
Defogger

W–B

W–B

∗

10 : w/ Climate Control Seat

∗

11 : w/o Climate Control Seat

(GND)

Seat Cushion
Climate Control
Blower RH

Y15

(GND)

Seat Back Climate
Control Blower RH

Y16

A

8

A

7

A

6

A

3

B

9

B

10

B

5

B

11

B

12

B

13

(

∗

11)

2 A

(

∗

10)

4 B

(

∗

11

)

(

∗

10

)

W–B

W–B

(GND)

Z12

Seat Cushion
Climate Control
Blower LH

(GMD)

Z13

Seat Back
Climate Control
Blower LH

W–B

W–B

Ground Point

- 11 -

A 36

1

3

4 5

6

8 9 10 11 12 13

2

7

White

A 44

1

3

4 5

6

8 9 10 11 12 13

2

7

White

A 45

11

22

21

10

9

20

19

8

7

18

17

6

5

16

15

4

3

14

13

1 2

12

Blue

D 71

11

22

21

10

9

20

19

8

7

18

17

6

5

16

15

4

3

14

13

1 2

12

White

D 73

11

22

21

10

9

20

19

8

7

18

17

6

5

16

15

4

3

14

13

1 2

12

Blue

J 77

1 2 3

4 5

6 7 8 9 10 11 12 13

Gray

J 78

1 2

3 4

5 6 7 8 9 10 11

White

J 79

1 2 3 4 5 6

7 8 9 10 11 12

White

J 80

1 2 3 4 5 6

7 8 9 10 11 12

White

J112

1 2

3 4

5 6 7 8 9 10 11

White

Y 14

1 2 3

4 5

6 7 8 9 10 11 12 13

White

1A

1

2 3

4

5

6 7

8

White

1B

1

2 3

4

5

6 7

8

White

DD

59 60

54

53

52

37

51

50

38

49

39 40 41

7 8 9 10 11 12

42

24

23

22

21

20

19

58

43

57

56

44

55

45 46 47

13 14 15 16 17 18

48

30

29

28

27

26

25

3

1

2

4

5

6

31

32

33

34

35

36

61

62

63

64

65

66

White

DE

1 2 3 4 5

9 10

8

7

6

White

AJ3

2

4 5 6

8

15

17

14

13

11

3

12

7

16

9

18

1

10

7 6 5 4 3

15 14

16

13 12

2

11

8

17

1

10

9

18

White

Ground Point

- 12 -

AJ5

3

5 6 7

9

18

20

17

16

14

4

15

8

19

10

21 22

11

2

13

12

1

8 7 6 5 4

18 17

19

16 15

3

14

9

20

2

13

1

12

10

21

11

22

White

AJ10

4

10

5

3

6 7

14 15

13

16 17

20

1

11

8

18

2

12

9

19

7 6 5 4 3

16 15

17

14 13

1

10

11

20

2

12

8

18

19

9

Gray

DA1

33

9

8

32

7

31

28

27

26

1

25

4

3

2

29

5

30

6

18

17

16

36

12

11

35

10

34

13 14

37 38

15

39

21

20

19

22 23 24

28 27 26

1

25

4

3

2

29

5

30

6

31

7

8

32

9

33

16

17

18

10

34

11

35

19

20

36

12
21

37

13
22

38

14
23

39

15
24

White

DG1

1 2 3
4 5 6

1

2

3

4

5

6

Black

Da2

1 2 3
4 5 6

1

2

3

4

5

6

Gray

JL1

3

5 6 7

9

18

20

17

16

14

4

15

8

19

10

21 22

11

2

13

12

1

8 7 6 5 4

18 17

19

16 15

3

14

9

20

2

13

1

12

10

21

11

22

White

Ground Point

- 13 -