Toyota Tundra. Manual - part 3019

(GND)

4WD Control ECU

A26

(EC)

Engine Control
Module

A24

(E)

Fuel Pump Control
ECU

R7

(E)

R5

Rear
Combination
Light LH

Rear
Combination
Light RH

R4

(E)

(E)

R3

License Plate
Light LH

License Plate
Light RH

R2

(E)

Trailer Socket

V4

(GND)

RV1

2

R1

RA2

5

A3

W–B

W–B

W–B

W–B

W

W

W

W–B

W–B

W–B

W–B

W–B

(

∗

1)

(

∗

2)

(

∗

1

)

A4

12

13

4

W–B

W–B

W–B

W–B

W–B

(4WD)

(E)

A13

Front Parking
Light RH

Headlight RH

(Low)

A11

(LO)

(HI)

A9

Headlight RH

(High)

Front Side
Marker Light RH

A32

(E)

A29

Engine Hood
Courtesy Switch

(E)

A27

Washer Fluid Level
Sensor

(E)

W–B

W–B

(GND)

V2

Trailer Socket

∗

 1 : Towing Package

∗

 2 : Except Towing Package

5

11

W–B

W–B

W–B

W–B

W–B

W–B

W–B

Front Turn
Signal Light RH

Juncti

on C

onnector

A3

6

∗

 8 : Except 3UR–FBE

∗

 9 : 3UR–FBE

(

∗

9)

(

∗

8)

2

RA4

4

RA2

(E)

R9

Fuel Tank
Solenoid
Valve Assembly

W–B

Ground Point

- 2 -

(E1)

D74

Engine Control
Module

(ME01)

BR

Junction
Connector

BR

J79(A), J80(B)

BR

W–B

BR

J17

DLC3

(SG)

J45

Spiral Cable

(ECC)

BR

D2

BR

Engine Control
Module

D74

(E05)

(E03)

W–B

D1

(E04)

7

B

B

11

A

Juncti

on

C

onnector

A4

5

(A

), D73

(B

)

12

A

2 AJ3

13 B

22 A

BR

Air Injection
Control Driver

(Bank 1)

D50

(E)

(E2)

D54

Air Injection
Control Driver

(Bank 2)

W–B

W–B

(E02)

W–B

W–B

W–B

54

RA1

DA1

12

W–B

W–B

W–B

W–B

W–B

(Shielded)

(Shielded)

(Shielded)

(Shielded)

(Shielded)

(Shielded)

16

17

18

19

20

22

BR

BR

BR

BR

BR

BR

21

Juncti

on C

onnector

D7

1

BR

R1

Canister Pump
Module

(MGND)

D74

Engine Control
Module

(E01)

∗

 12 : 3UR–FE, 3UR–FBE, 1UR–FE

(

∗

12)

(

∗

12)

W–B

Ground Point

- 3 -

Air Pump (Bank 1)

(E)

B

D57

Air Pump (Bank 2)

(GND)

W–B

D59

Air Switching
Valve (Bank 2)

(GND)

W–B

D14

(GND)

W–B

D12

(GND)

W–B

D16

(GND)

W–B

D10

(GND)

W–B

G1

ADD Actuator

W–B

(GND)

6

DG1

B

D56

B

W–B

B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

Air Switching
Valve (Bank 1)

D58

(GNDL)

D3

D19

(GND)

D25

(GND)

D23

(GND)

D21

(GND)

W–B

12

14

W–B

W–B

(GND)

(GND1)

15

W–B

D68

Transfer Shift
Actuator

D67

Transfer Shift
Actuator

Juncti

on C

onnector

D7

1

(

∗

12)

Ignition Coil

(No. 1)

Ignition Coil

(No. 3)

Ignition Coil

(No. 5)

Ignition Coil

(No. 7)

Ignition Coil

(No. 8)

Ignition Coil

(No. 6)

Ignition Coil

(No. 4)

Ignition Coil

(No. 2)

Ground Point

- 4 -

Air Injection
Control Driver

(Bank 1)

(E)

D55

D51

Air Injection
Control Driver

(Bank 2)

(E2)

(E1)

(E02)

BR

B

Junction
Connector

BR

J79(A), J80(B)

BR

BR

BR

J17

DLC3

(SG)

J45

Spiral Cable

(ECC)

BR

BR

D8

7

B

11

A

Juncti

on

C

onnector

A4

5

(A

), D73

(B

)

(1GR–FE)

12

A

2 AJ3

13 B

22 A

D74

Engine Control
Module

(ME01)

W–B

D10

(IGN)

D18

Noise Filter

(Ignition
 Bank 1)

(GND)

D58

Air Switching
Valve (Bank 1)

(GNDL)

D59

Air Switching
Valve (Bank 2)

D25

(GND)

(GND)

D23

(GND)

D21

W–B

W–B

W–B

W–B

B

W–B

W–B

W–B

W–B

(E)

Air Pump (Bank 1)

D56

(GND)

Air Pump (Bank 2)

D57

B

B

(1GR–FE)

W–B

W–B

W–B

W–B

Ignition Coil

(No. 6)

Ignition Coil

(No. 4)

Ignition Coil

(No. 2)

Ground Point

- 5 -