Page 2153 of 3115

2004 LAND CRUISER (EWD548U)
146Illumination
C16 Combination SW
14-16 : Closed with light control SW at TAIL or HEAD position
: Parts Location
CodeSee PageCodeSee PageCodeSee Page
A2970G370M571
A3272J371M971
A4770J671O572
A4870J771P671
B9C70J9A71P771
C1170J10B71R571
C13B70J1271R671
C15D70J1471R3671
C1670J18A71R4071
C1870J19B71S371
C2870J20A71S471
E470J21B71
F1568J2372
:Junction Block and Wire Harness Connector
CodeSee PageJunction Block and Wire Harness (Connector Location)
1B24Engine Room No 2 Wire and Engine Room J/B (Engine Compartment Left)1C24Engine 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)
2D28Dash Wire and Cowl Side J/B LH (Left Kick Panel)
2L28Roof No.1 Wire and Cowl Side J/B LH (Left Kick Panel)
2Q30Instrument Panel Integration Wire and Cowl Side J/B LH (Left Kick Panel)
3D40Dash Wire and Cowl Side J/B RH (Right Kick Panel)3E40Dash Wire and Cowl Side J/B RH (Right Kick Panel)
3K40Floor No.2 Wire and Cowl Side J/B RH (Right Kick Panel)
3Q42Instrument Panel Integration Wire and Cowl Side J/B RH (Right Kick Panel)
4A
4B
4C52Dash Wire and J/B No 4 (Instrument Panel Center)4D52Dash Wire and J/B No.4 (Instrument Panel Center)
4E
4F
:Connector Joining Wire Harness and Wire Harness
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
IF178Instrument Panel Integration Wire and Instrument Panel Wire (Left Side of Instrument Panel)IF278Instrument Panel Integration Wire and Instrument Panel Wire (Left Side of Instrument Panel)
IH280Instrument Panel Integration Wire and Column Wire (Near the Ignition SW)
II380Dash Wire and Column Wire (Near the Ignition SW)II580Dash Wire and Column Wire (Near the Ignition SW)
IQ180Instrument Panel Integration Wire and Lamp Wire (Behind the Glove Box)
IU182Instrument Panel Integration Wire and Dash Wire (Behind the Glove Box)IU382Instrument Panel Integration Wire and Dash Wire (Behind the Glove Box)
IX282Instrument Panel Integration Wire and Engine Wire (Behind the Glove Box)
Service Hints
Page 2154 of 3115
2004 LAND CRUISER (EWD548U)
147
:Ground Points
CodeSee PageGround Points Location
EC76Rear Bank of Right Cylinder Head
IF78Set Bolt of Cowl Side J/B LH
II78Set Bolt of Cowl Side J/B RH
BK86Front Side Under the Front Passenger's Seat
:Splice Points
CodeSee PageWire Harness with Splice PointsCodeSee PageWire Harness with Splice Points
I1880Instrument Panel WireI1980Instrument Panel Wire
Page 2155 of 3115
2004 LAND CRUISER (EWD548U)
148Interior Light
From Power Source System (
See Page 94)
25A DOOR
B 7(
A)
, B 8(
B)
, B 9(
C)
A 3
15 232G 1
2K 92Q79
1 4
3
OFF
DOOR ON
BR1 8
BR1 9 BR1 11F10
G- W
SB
L- Y
R- W L- Y
SB
R W W
W W- BDOME Relay
LMRY
W- B
R
G- W
B 7
B 7
IF 2L 11
W- B7. 5A ACC
22ACC
R 12BDR1 10A
DOME
3Q 45 3Q172L 8
W- B
SB SB
W- B
Body ECU
Front Interior Light
Rear Personal Light
Page 2156 of 3115
2004 LAND CRUISER (EWD548U)
149
BR1 5
BR1 4
2L 18
2E 126 2
2E 15
2L 33Q 80
3K 22
V 7
R27
T10
G- W
SB
L- YR
W
G- Y
G- W R
SB
L- Y G- Y
R
R
SB
B 7(
A)
, B 8(
B)
, B 9(
C)
ILE
13
2 11
OFF
DOOR ON
W
2 B 7
R
R
W- B
W- B
R
3J 7
G- YR R R R
V 6
R
B 7 B 7
2 1
R W- B
W- B
F11
2 1B 7
B 7
R W- B
R
G- W
2E 22 2K22 2I42Q27
Front Personal Light
Rear Inter ior Light
Ignition Key Cylinder Light Vanity Light LH
Vanity Light RH
Body ECU
Page 2157 of 3115
2004 LAND CRUISER (EWD548U)
150Interior Light
L- YB 7(
A)
, B 8(
B)
, B 9(
C)
SB
L- Y
D12 D10 D13
D111 22
112
1 2 IY2 12 BC42IC212 BA42 IV 4 8ID420 B 22 B21 A 26 A 25
BC4 1 BA41
R
R
R
RG-RG- WG- RG- B
G- R
G- Y G- YG- RG- B
G- W
PCYL RCYL DCYL LCYL
R R
SBR R R R2 1
3
Unlock
Lock
24 2K 12 2Q14 3J 40 3E
42 3QA 22D19G- B SB
G- B
L- W G- B
W- B
UL2
UnlockLock
313Q 35
3I 73J13 2Q 92Q10
3Q 41 19 15L1 UL1
G- W
G- OSB
SB W- B
2L- W
G- B B 6LP
G- Y
G- Y
II 93IB 8
W- B
W- B
D20Door Courtesy Light
Fro nt LH Door Courtesy Light
Fro nt RH
Door Courtesy Light
Rear LH Door Courtesy Light
Rear RH
Door Key Lock and
Unlock SW RH Door Lock Control SW RH
Body ECU
Page 2158 of 3115
2004 LAND CRUISER (EWD548U)
151
B 7(
A)
, B 8(
B)
, B 9(
C)
Lock Unlock
1 32
BQ2 2BQ210 BP41 BP49 2K 29 2Q 11
BP4 8 BP43 ID4 17 ID418 B 4B3D27 B 3 G- B
W- B
L- Y
W- BL
VL
VL
V G- B
W- B
L- Y
W- BL- W
G- BL2 RDA PRG
20
51 23 BQ2 1
L- W
BJ
W- B
W- BE
E
J22
B11
W- B
83I 30 3Q
G- B L- W
SB
L- YSB 1111
1 2 10 2K82E
26 3K 15 3E B 23 B24 B11 B12
ID4 15 IV37ID4 16B 7
C C
BP4 11
BH2 4
D14
D15
D16
D17
J22 B 2R- Y
R- B
R- L
R- GR- Y
R- B
R- L
R- G
R- L R- L R- L R- L R- L W- B
DCTY RLCY RRCY BCTYPCTY
BP3 6BH2 5
W- B
W- B
SB
Back Door Courtesy SWBack Door Key Lock
and Unlock SW
Door Courtesy SW
Front LH
Door Courtesy SW
Front RH
Door Courtesy SW
Rear LH
Door Courtesy SW
Rear RH
Body ECU
Junction
Connector
Junction
Connector Door Contr ol Receiver
RDA PRG
+B E
BH2 3(
*1)
(
*2) BH1 5(
*1)
(
*2)
* 2 : w/o Navigation System * 1 : w/ Navigation System
Page 2159 of 3115
2004 LAND CRUISER (EWD548U)
152Interior Light
B 7(
A)
, B 8(
B)
, B 9(
C)
SB
Door
C12(
A)
, C15(
D)
D 14A 3 93Q 19 3EC 12
SB G- Y
DRLP
SB
Combination Meter
Body ECU
LL
2I
10A ECU- IG1 L- W
IG GND2
IF 16 4GN D1
2I
SIG 20 171
SB
9
CPUB
LSB L- W
22 2Q 2
10A ECU- B2
3Q 11BECU
B 2
W- B
W- B W- B
W- B W- BG- B L- W
KEYE GND KUL 24 A
IC2 11
7
MPX1
B B
MPX1
20A P/W (
FL)
3E 1
2E 42
2I 7
KL
3 2 14 4
D18
P12
BDR
10
UnlockLock
3 21
2I8From Power Source System (
See Page 94)
B 2
W- BDoor Key Lock and
Unlock SW LH
Power Window Master SW
B- W B- W
10SIG
IU3 15
IL3 1E
EC 26
31
T 5MPX1 MPX3
BSBSBB
Th eft
Deterrent
ECU
Junction
Connector J14
Page 2160 of 3115

2004 LAND CRUISER (EWD548U)
153
Normal Operation
*When the front Door LH or RH is opened, the door courtesy light front LH, RH and open door warning light is turned on.
When the front door LH and RH are closed, the door courtesy light front LH, RH is turned off.
*When the rear door LH, RH or the back door is opened, door courtesy light rear LH, RH, rear interior light and the open
door warning light is turned on. When the rear door LH, RH and back door are closed, the door courtesy light rear LH, RH
is turned off.
*When all the doors are closed, the open door warning light is turned off.
Turn Off Function
When the ignition SW turned off and there is no change in the door courtesy SW for approx. 30 minute, the DOME relay is
turned off. The DOME relay is turned on again when any of the following conditions are met.
*Ignition SW is turned from OFF position to ACC or ON position
*Change to any door courtesy SW
*Driver or front passenger door is unlocked by the key or transmitter
Immediate Turn Off Function at Door Lock
When all the doors are closed, and the driver or front passenger door is locked by the key or transmitter, the DOME relay is
turned off, after approx. 80 seconds. However, when the illuminated entry system is operating, the DOME relay is turned off
after the operation is completed. the DOME relay is turned on again when any of the following conditions are met.
*Ignition SW is turned from OFF position to ACC or ON position
*Change to any door courtesy SW
*Driver or front passenger door is unlocked by the key or transmitter
Illuminated Entry System
*When any door is opened, each light is turned on.
*The light remains on for approx. 15 seconds after all doors are closed, and fades out.
*With the ignition SW is at ACC or ON position, and any door open, when all the doors are closed, each light fades out
immediately.
*When the ignition SW is turned to ACC or ON position during timer lighting, each light fades out immediately.
*When the doors are locked during timer lighting, each light fades out immediately.
*The lights include, the front interior light, ignition key cylinder light, and front door courtesy light LH, RH.
: Parts Location
CodeSee PageCodeSee PageCodeSee Page
B272D1372F1172
B372D1472J1471
B7A70D1572J2272
B8B70D1672P1273
B9C70D1772R2773
C12A70D1872T571
C15D70D1972T1071
D1072D2072V673
D1172D2772V773
D1272F1072
:Junction Block and Wire Harness Connector
CodeSee PageJunction Block and Wire Harness (Connector Location)
2E28Dash Wire and Cowl Side J/B LH (Left Kick Panel)2G28Dash Wire and Cowl Side J/B LH (Left Kick Panel)
2I28Front Door LH Wire and Cowl Side J/B LH (Left Kick Panel)
2K28Floor No.1 Wire and Cowl Side J/B LH (Left Kick Panel)
2L28Roof No.1 Wire and Cowl Side J/B LH (Left Kick Panel)
2Q30Instrument Panel Integration Wire and Cowl Side J/B LH (Left Kick Panel)
3E40Dash Wire and Cowl Side J/B RH (Right Kick Panel)
3I40Front Door RH Wire and Cowl Side J/B RH (Right Kick Panel)3J40Front Door RH Wire and Cowl Side J/B RH (Right Kick Panel)
3K40Floor No.2 Wire and Cowl Side J/B RH (Right Kick Panel)
3Q42Instrument Panel Integration Wire and Cowl Side J/B RH (Right Kick Panel)
System Outline