Page 2113 of 3115

2004 LAND CRUISER (EWD548U)
106Charging
G2 Generator
1-Ground : 13.2-14.0 volts with engine running at 5000 rpm and 115°C (239°F)
: Parts Location
CodeSee PageCodeSee PageCodeSee Page
A4570E7C70G2B68
B770E8D70G470
C12A70F1968
C15D70G1A68
:Junction Block and Wire Harness Connector
CodeSee PageJunction Block and Wire Harness (Connector Location)
1A24Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
1B24Engine Room No.2 Wire and Engine Room J/B (Engine Compartment Left)
2B28Engine Room No.2 Wire and Cowl Side J/B LH (Left Kick Panel)
2E28Dash Wire and Cowl Side J/B LH (Left Kick Panel)2G28Dash Wire and Cowl Side J/B LH (Left Kick Panel)
2Q30Instrument Panel Integration Wire and Cowl Side J/B LH (Left Kick Panel)
3Q42Instrument Panel Integration Wire and Cowl Side J/B RH (Right Kick Panel)
4A
4C52Dash Wire and J/B No 4 (Instrument Panel Center)4E52Dash Wire and J/B No.4 (Instrument Panel Center)
4F
6C60Dash Wire and J/B No.6 (Behind the Grove Box)
6D60Engine Wire and J/B No.6 (Behind the Grove Box)
:Connector Joining Wire Harness and Wire Harness
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
EE176Engine Room Main Wire and Alternator Wire (Near the Battery)
IU182Instrument Panel Integration Wire and Dash Wire (Behind the Glove Box)
IX182Instrument Panel Integration Wire and Engine Wire (Behind the Glove Box)
If184Engine Wire and Engine Wire (Behind the Glove Box)
:Ground Points
CodeSee PageGround Points Location
EC76Rear Bank of Right Cylinder Head
Service Hints
Page 2114 of 3115
2004 LAND CRUISER (EWD548U)
107 Memo
Page 2115 of 3115
2004 LAND CRUISER (EWD548U)
108Engine Control
15A
AM2 From Power Source System (
See Page 94)
1B 9
2E 412A 102
73
6
8 AM2 AM1ACC
IG1
IG2
ST2
B 1 C 12E 39
7. 5A
AM1
31 52
2C 1
IF2E 40
6B 5
6D 2
IX1 33Q5241
323Q 50 3Q51 3C1 6B 4
6D 3
IX1 4A
A
32 5111
11 J 4
I18
ACC
Relay
ACC CUT Relay
Battery 140A
ALT 120A
J/B
NO. 3120A
J/B
NO. 2
W- R W- R
B- R
W- R
F16(
B)
, F17(
C)
B- RSB30A
STARTER From Power Source System
(
See Page 94)
1D 2
STARTER
Relay B- R
B- WB- R
B B- G B- G
SB
SB
B- GB
B- R
1
2
B- W
B- R
W- BB- R
B- W
SB
B- R
Starter
Ignition SWJunction
Connector
Fusible Link Block
B- W
B
7A 6
7A 5
Page 2116 of 3115
2004 LAND CRUISER (EWD548U)
109
1B 43 1B44
1B 39 1A43
EE EA12 3411
11 EFI OR
ECD RelayFrom Power Source System
(
See Page 94)
1B 11
B- Y
1B 3
31 5211
11 C/OPN
Relay
10A
EFI OR
ECD NO. 2 2A 5
2Q 45 2B10 2K16 2D 36 2D 347. 5A
IGN Fr om Power Source System (
See Page 94)
3B 22
15 2311
11 F/ PUMP
Relay
1 4 3E 8
W- B
W- B
B- Y B- Y
B- Y
5D 16
5C 1
1 2IA2 9
BB1 2
5 4
BB1 8
IF 2K 33 2D18 25A
EFI OR ECD
NO. 1
F14
F1 2 G- W
L- B
B B G- WR- L
B- W
R- L
R- LB- Y
W- B
W- BW- B
W- B
B- Y
B- Y
SB
B- Y
W- B
G- W
B- W
B- Y
B- Y
SB
B- Y
B- Y
B W- BB B B
B- R
B- W
SB
B- RB- R
B- W
SB
B- R
B- R
B- W
B- R
B- R B- W
B- YB- R
B
B- Y
B- R
B- R B- R
B- R
E13 E 4
E14 E16
Fue l Pump Fuel Pump
Resistor
M
Page 2117 of 3115
2004 LAND CRUISER (EWD548U)
11 0Engine Control
7B2
7D6
7B 57D 47B3 7. 5A
OBD- 2 From Power Source System (
See Page 94)
2D 20
3B 1
II EB3E 10
3Q 53
IX1 9
EC4D 2
4E 124D 5
4E 207B 8
7B 6
W- B
G- W
B- W
B- Y
B- Y
SB
B- Y
B- Y B- R
B- W
SB
B- R
B- R
B- W
B- R
12 11 16
3 +B TC TS
E1
W- B
W- B W- B
W- B W- B
W- B
BR
D 112 16 13
45 1597
W
W
B- W
P- B P- B B- R
BR
W- R
B
V- W SB
W- R
B
V- W
BR
TS BAT TC
CG SG WFS E TAC SILD 7
P- B
P- B
B- R
B- W
SB
B- R
B- R
B- W
P- B
B
W- R
G- W
B- W
B- Y
B- Y
SB
B- Y
B- Y B- RB- R
E 5 Data Link Connector 1Data Link Connector 3
Page 2118 of 3115
2004 LAND CRUISER (EWD548U)
111
20 E
P- B P- B
21 4E 12 4D 5D15
5C 2IG1 1
Id3 1 Id1 52IG1 10A
ETCS From Power Source System (
See Page 94)
1B 2
IX1 7
4D 9
4E 14 P- B B- R B- WB- R
B- RSB
Y- B Y- B Y- B
R- GY- BB- R B- R B- R
B- WB- R
B- W
E
SB
V10
9E8B- R
E 3D6A15 B- WB- R
SB
B- W
B- R
4E 17
4D 18E 18
V- W
V- W
B
W- R
G- W
B- W
B- Y
B- Y
SB
B- Y
B- YE 5E19
6D 10 5C4
6C 75C13 A 33 E10 E4
1 2
BD3 1ID4 13
BD3 21E 1E2
1 2
10 5D 6D9
5C 76C8A 27
B- Y
B- Y
B
W- R
G- W
B- W
L
B- Y
B- Y
L- R
L- R
L- R
B- Y
B- YB- Y
L
L
IX21
V 9
E 5(
A)
, E 6(
B)
, E 7(
C)
, E 8(
D)
, E 9(
E)
IGSW
SILMREL TC BATT +BM ACCR
TACH WFSE FPR FC TBP +B +B2 CCV
E13
B- R
Engine Control Module
VSV (
Canister
Closed Valve) VSV (
Pressure
Switching Valve)
L- R G- W
If1 13If1 14
Page 2119 of 3115

2004 LAND CRUISER (EWD548U)
11 2Engine Control
E 5(
A)
, E 6(
B)
, E 7(
C)
, E 8(
D)
, E 9(
E) 2 1
YB-R
#1A 1
I 92 1
BB-R
A 2
I102 1
LB-R
A 3
I112 1
RB-R
A 4
I122 1
GB-R
A 5
I132 1
R- L B- R
B 3
I14
IN212
Ib27
B 9A A P
N
14 6D
15 6D36C
A 17
B- W
B- W B- R
5D 14
5C 3
6
9
6B 1
6D 6
C 12
B- W B- WB- R
B- R
B- W
B- RP 1
A
AJ17B- R B- R B- R B- R B- R B- R
#3 #2 #4 #5 #6 STSW STAR NSW STA
E 21
3 BB1
ID4 12BB1 7
ID4 14
Id1 2BB1 4
ID4 11
Id1 1IN23If1 4A 18
L- R
A 21 A31
L- R
C 3C2
L- R
C 17
5
R- Y
Y- B
R
W
6421
T1 6
B- YV 1
213
L- B
BR- W
L- R L- B
BR- W
L- R L- B
BR
L- R
L- R
L- R
BR- W
BR
PTNK GND VCC
VC VTA VTA2 M+ M- 2 1A 34
B- Y
B- Y L- B
L- B B- Y
V 4
B- Y
B- Y PRG PTNKVC VTA1 VTA2 M+ M- GE01
(
Shielded)
3E2
BR- W
E10E10
E10E11 E11 E11 E11 E11 E11 B- R B- WB- R B- R B- R
IN21
BR- W 16
Engine Control Module
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
Injector No. 5
Injector No. 6
Park/Neutral
Position SW
Vapor Pressure Sensor
VSV (
EVAP)
Throttle Control
Motor and Sensor Junction
Connector
B- R
B- W
If1 9 If1 12
Page 2120 of 3115

2004 LAND CRUISER (EWD548U)
11 3
2 1
WB-R
C 6
I152 1
B- W B- R
C 5
I16
B- R
E 5(
A)
, E 6(
B)
, E 7(
C)
, E 8(
D)
, E 9(
E) 6D 356C 122E 272B 6
1A 401B 38
C 21EE1 2
4
B- O B- OB B- O
L
G 1
A 9
IGT1B
A 8
IGT2
R
A 25
IGT3
L
A 11
IGT4
G
A 12
IGT5
Y
A 26
IGT6
B- Y
A 13
IGT7
B- L
A 10
IGT8
L- B
A 24
IGF1
B- W
A 23
IGF2
B- R
Ignition Coil and Igniters
1 2A 19
G- B BR- WIN2 8
IW3 6
L- Y
A 30
L- Y L- Y
5IN2 2
IW3 5
G- W
A 29
G- W G- W
4IN2 10
IW3 8
Y- B
A 20
Y- B Y- B
27IW3 IN27
1
BR
BR
BR- W
If1 3A 28
HTB 33 B22 B4 B 23
13 31
E 2
M 1 VG E2G THA E2
BR- W BR- W
OX
+B E1OX
H 7
H 5
HT
+B E1
(
Shielded)
(
Shielded)
BR- W
B- Y BR- W
B- Y BR- W
B- Y BR- W BR- W BR- W
B- Y
B- Y
WY
B
R B- Y
BR- W BR- WB- Y
24 24
(
Shielded) (
Shielded)
THW VG E2G THA E2 HT2A OX2A OX1A HT1A#7 #8 RL
3+B
B- Y
E11
E10E10
E10 E10E10 E10 E10
Engine Coolant Temp. Sensor
Engine Control ModuleGen erat or
Heated Oxygen Sensor
(
Bank 1 Sensor 1) Heated Oxygen Sensor
(
Bank 2 Sensor 1)Injector No. 7
Injector No. 8
Mass Air Flow MeterB
B- O
If1 8