324

5 TOYOTA TACOMA (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

P o w e r S o u rc e E n g in e C o n tro l (2 T R – F E )

1 2 3 4 R
A
W
B
O
C
LG
D
B–R
E
O
F
Y
G
L L L
H
G–W
I
V
J
TOYOTA TACOMA (EM07Z0U)

B–R
5 AM2 IG2 6

ST2 7 EA1

I7

G–W

L–W
Ignition SW

B–R

O
B
L
B–R

B–R

O
2 2 2 2 2 2
9 1B 11 1B 2 1I 15 1I 13 1C
5 1 1 5 5 1
W–R
B–R
LG
W
R

EFI A/F C/OPN

Relay HEATER Relay
Relay
7. 5A 15A
2 2 2 2 2 2 2 GAUGE IGN 3 2 2 3 3 2

2 2 2 2 2 2 2 2
7. 5A ECU–B

B–R

L–B
7. 5A OBD

W–B

W–B

W
B
3 1J B

8 IB1

B
V

1 1

B–R
2 11 2A 30 2A 31 2A 4 2A
2 2 2 2 2 2 1
15A A/F HEATER

and Gage Assembly

Fuel Suction Pump
F19
10A EFI NO. 2
Short Pin

50A A/PMP

10A ETCS

120A ALT

30A AM2
20A EFI

9 2A 10 2A 33 2A 1 2B 5

W–B
1 1 1 1 1 1 2

W–B

W
B

B
2 L–B
K
B

L–W
1 2C L
L–W
M
B

L–W
N
W
O

W–B
Battery W–B

W–B

W–B
Front Right EA EB Front Left BD Near the Rear
Fender Fender Differential
 5 TOYOTA TACOMA (Cont' d) (Cont. next page)

E n g in e C o n tro l (2 T R – F E )
∗ 1 : Malfunction Indicator Lamp

R 5 6 7 8 R
A A
W
B W
O B
O
C C
LG LG
D D
B–R B–R
E E
O O
F F
Y
G
L L
H G
G–W G–W
I H
V
J
TOYOTA TACOMA (EM07Z0U)

Junction P–B
I
Y

Combination Connector< 14–11>

Meter< 29–3>

Warning ECU< 31–3>

Tire Pressure

V
27 IA1

W
ECU< 16–7> < 16–9>
Classification
Occupant
21
B–W

L–W
Y–B
Y

Combination Meter
C9
A 6(A), A 7(B)

(∗1)
16 9 6 14 1 A Air Injection Control Driver
BAT TAC CANH CANL +B
D4
Data Link Connector 3
CG SG WFSE TS SIL TC
4 5 15 12 7 13 17
VV VB E BATT DI EIP EIV

BR
(w/ VSC)

6 B 2 A 1 B 5 B 2 B 4 B 3 B
W–B

W–B

R–B

P–B

P–B

P–B
W

W
V

R–W
W–B

L–W

G–R

Y–R
L–R
9 II1

B
20 DB 7 DA 10 DA 2 DA 3 DA 8 DB 9 DB 9 DA 18 DB
7 PE

BR
9 EA1 6 EA1 2 EA1 8 EA1

L–R
BR
18 PA 6 PE 17 PA 9 DC 2 DC 7 DC 8 DC 17 DB 19 DB J

R–W
G–R

Y–R
2
2
(w/o VSC)

Valve
Air Switching
A10

Air Pump
A9
(w/ VSC)
W–B

W–B

W–B

R–B

P–B

P–B
W

W
V

M R–W
K
1 Y–R
1 L
G–R

W–B

W–B
M
Skid Control ECU with Airbag Sensor
Actuator< 14–5> < 15–3> Assembly Center< 16–6>
L–B L–B
K N
B B
L O
L–W L–W
M P
L–W L–W
N Q
W W
O R
L–W
S
W–B
W–B T
W–B

W–B

W–B

Instrument IC EH Rear Side of EA Front Right Fender

Panel Cylinder Block
Brace RH
325
325

M
326

5 TOYOTA TACOMA (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

E n g in e C o n tro l (2 T R – F E )

R 9 10 11 12 R
A A
W W
B B
O O
C C
LG
D
B–R
E
O

B–R
F
B–R B–R

B–R

B–R

B–R

B–R
G

Control Valve
Camshaft Timing Oil
C2
G–W
H 1 B 1 1 B 1 1
G–W

(No. 1)
Fuel Injector
F 5(B)

(No. 2)
Fuel Injector
F6

(No. 3)
Fuel Injector
F 7(B)

(No. 4)
Fuel Injector
F8

LG
L
TOYOTA TACOMA (EM07Z0U)

P–B
I 10 IA1 1 IA1 6 IA1
2 B 2 2 B 2 2

L–W
R–L
G–W

W
G
R
B

LG
L

E 4(A), E 5(B), E 7(C), E 8(D)

17 C 8 D 3 D 9 D 6 B 5 B 2 B 1 B 7 D Engine Control Module 13 A 12 A
TC MREL BATT IGSW # 10 # 20 # 30 # 40 +BM OC1+ OC1–

W AIRV AIRP AIDI FC +B PRG VG E2G THA A1A+ A1A– HA1A OX1B HT1B E1 G2 NE– NE+
30 C 24 A 11 A 20 B 25 D 1 D 23 B 28 B 30 B 29 B 21 A 31 A 1 A 25 A 2 A 3 A 26 A 34 A 27 A

(Shielded)

(Shielded)

(Shielded)

(Shielded)
R–W

R–W
G–R
Y–R

R–Y

R–L
L–B

BR
W

G
R

R
B

BR
Sensor
Camshaft Position
C1
14 IA1

Mass Air Flow Meter

M 1(B)

(Bank 1 Sensor 1)
Air Fuel Ratio Sensor
A 4(B)

(Bank 1 Sensor 2)
Heated Oxygen Sensor
H3
3 B 2 B 4 B 3 B 4 B 3 1 1 2 B 1 B 3 B
5 PA 12 PA
1 B VG E2G THA A1A+ A1A– OX1B HT1B NE– NE GND
VSV (Purge)
V 4(B)

BR 3 1H
J

+B E2 +B HA1A +B E2 1 PA
L–B

2
2 B 1 B 5 B 2 B 1 B 2 4 C 5(B)
R–W 6 1B Crankshaft
K
Position
L–W

L–W

L–W
BR

BR

BR

BR
W

R
Y–R Sensor
L
G–R 9 2B 10 2B
M
6

BR

BR
B

L–W
L–B 2B
N 7 J12
BR

8 Junction
B 18 2A 14 2A 13 2A 15 2A
O Connector
L–W BR 3 6 BR BR
L–W

L–W

L–W

P 9 IF1 D
L–W BR 2 1 BR BR
Q E
BR

BR
R
L–W BR BR BR
S F
W–B W–B
T G
L–W
H
 5 TOYOTA TACOMA (Cont' d) (Cont. next page)

E n g in e C o n tro l (2 T R – F E )

R 13 14 15 16 R
A A
W W
B B
O O
C C

A19
Accelerator Position Sensor

< 14–11>
Junction Connector
TAIL Fuse< 8–4>

< 25–3>
Voltage Inverter

STA Fuse< 1–3>

(M/T)< 1–2>
Clutch Start SW

Meter< 29–3>
Combination
(A/T)< 1–2>
Position SW
Park/Neutral

< 3–4>
Generator
VCPA VPA EPA VCP2 VPA2 EPA2 Ignition Coils
< 2–2> < 2–3> < 2–4>
4 6 5 1 3 2
TOYOTA TACOMA (EM07Z0U)

GR–B
LG–B

L–W
R–Y

R–B
R

11 IA1 12 IA1 13 IA1 9 IA1 8 IA1 7 IA1

B–W

GR–B
LG–B

W–R

(A/T)
G

B–Y
P–L

LG

W
P

L
GR–B
LG–B

L–W
R–Y

R–B
R

15 D 20 C 26 D 18 D 20 D 27 D 19 D 21 D 17 A 16 A 15 A 14 A 23 A 30 D 12 D 33 C 34 C 10 A 14 C
ELS ELS2 VCPA VPA EPA VCP2 VPA2 EPA2 IGT1 IGT2 IGT3 IGT4 IGF1 NSW STA CANH CANL ALT THWO
E 4(A), E 5(B), E 7(C), E 8(D)
Engine Control Module
KNK1 EKNK VPMP MPMP PPMP E2 THW VC VTA1 VTA2 M+ M– GE01
29 A 30 A 5 D 6 D 31 D 28 A 32 A 18 A 20 A 19 A 5 A 4 A 8 A
W–B
(Shielded)

(Shielded)
L–W L

G–W
V–W

W–B

G–B
Y–B
GR
BR

BR

BR

BR
W

G
B

P
L

L
3 IB1 3 ID2 11 ID2 9 ID2 12 ID2 10 ID2 4 ID2 5 IH1 4 IH1 2 6 5 4 2 1

Temp. Sensor
Engine Coolant
E2
2 EF1 1 EF1 VTA VC VTA2 M+ M–
V–W

W–B
L–W

GR
BR
G

L
9 8 6 1 2 3 4
W

M
B

VLVB VGND MGND MTRB SGND VOUT VCC

1
(Bank 1)
Knock Control Sensor
K1

2 1
Vent Valve

BR

BR

BR
L

L
E2
3 T1
Throttle Body Assembly

W–B
Canister
Pressure Sensor
M
Leak Detection Pump 2 IF1 5 IF1 1 IF1 3 IF1 4 IF1

L1
Canister Pump Module
BR
D

W–B
BR
L

L
BR
E
L L L L
D
BR BR BR BR BR
F E
W–B
G
L–W
BR

EH Rear Side of
Cylinder Block
327
327

M
 M OVERALL ELECTRICAL WIRING DIAGRAM

Instrument Panel
Brace RH
J 5(B)
Junction
Connector

AGND

AGND
ANT2
L W–B W–B

GND

IC
6 B

5 B
E n g in e Im m o b ilis e r S y s te m (2 T R – F E )

16
7

5
Transponder Key Coil
20

TXCT

TXCT
LG–R
Transponder Key Amplifier

4
R–Y Door Courtesy SW

CTY
(Driver' s Side)

7
< 10–2>

CODE

CODE
P–G

15
4
G–B

KSW
Unlock Warning SW

Transponder Key ECU

ANT1
GR–B < 17–1>

VC5

VC5

3
T9

Floor Seat Cross

14
1

Member RH
H7
Hazard Warning
Signal SW Assembly

T10
V–W Security W–B W–B W–B

IND

11 IL1

BB
LP

E
Indicator

7
Light
R R
16 1C

+B
14 1J

W–B
1 LG–B

EFII

II1
W

12
D
9

3
O EFIO L–W

II1
IG

13
2

4
19

L–W
IMI
16 C

Connector
Junction
LG–B
IMO

J13

Right Kick
15 C

W–B

Panel
J14
Junction

1
Connector
W–B W–B
EOM

IE
29 D

13
2

2
Airbag Sensor R W–B
F/PS

EC
32 C

22 D

Assembly Center
1

< 16–6>

Cylinder Block
18

Rear Side of
STOP LP CTRL
ME01
E n g in e C o n tro l (2 T R – F E )

W–B W–B
3 B

Relay L
STP
4 C

(w/ VSC)< 9–3>

Stop Lamp SW
(w/o VSC)< 9–3>
W–B W–B
E03

EG
4 B

LG–B W–B W–B

4WD

ADD Actuator
E04
21 B

7 B

Assembly< 19–5> (4WD) Cylinder Block

Rear Side of
E 4(A), E 5(B), E 7(C), E 8(D)

W–B W–B
E02
6 A
Engine Control Module

W–B W–B
E01

EH
7 A

Combination
Meter< 29–3>
TACH

B–W P4
1 C

Tire Pressure Power Steering Oil

Warning ECU Pressure SW
< 31–3>
5 TOYOTA TACOMA (Cont' d)

G–W
PSW
32 B

V–W
SPD

Combination
1
8 C

Meter< 29–3>

A8
Air Pressure
Sensor
17

GR BR
AIP

AIP

E2
22 B

L
ACT
25 C

A/C Amplifier L
6 IF1
VC

< 30–6>
3

G–W
AC1
24 C

BR
W
O
R

L
C

D
A

328 TOYOTA TACOMA (EM07Z0U)

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