Page 1916 of 3115

2004 LAND CRUISER (EWD548U)
9 B
The ºCurrent Flow Chartº section, describes which parts each power source (fuses, fusible links, and circuit breakers)
transmits current to. In the Power Source circuit diagram, the conditions when battery power is supplied to each system
are explained. Since all System Circuit diagrams start from the power source, the power source system must be fully
understood.
ACC
S 26
652
22
Battery30A AM2
StarterShort Pin
100A ALT Fusible Link Block
60A ABS10A ECU-B
7.5A DOME
15A EFI
10A HAZARD
20A RADIO NO.1
10A HORN
20A
10AFusePage
214
230
11 2
122 194
187
180
166
210 ABS
Cigarette Lighter
Combination Meter
Key Reminder and Seat Belt Warning
Light Auto Turn Off
Theft Deterrent and Door Lock ControlABS and Traction Control
Cruise Control
Electronically Controlled Transmission
Multiplex Communication System STOPSystem
DOMEHeadlight
Interior Light
3 EA2 1 EA1E 6
E 7
E 7
2
2
2
2 2
2 2
2 INJECTION Relay
STARTER Relay B
B
B B-O
1
1 2
23
4
3
4W-B W-B
B-W
B-W E 7
E 7B
BW1.25B FL MAIN
50A MAIN
7.5A AM2
15A HAZ-RADIO 2
22
2
2W
WEB1
EB17
6
W-RI 2 I 2 I 2
WW
W W W
1 1
1 140A DOOR LOCK CB
7.5A DOME 1W-L
R 1
1
2
431
1 1
1
111 G
G
W-R 15A TAIL
20A DEFOG
B-Y 84
32Ignition SW I 8
B-Y
11P-L Battery
15A RAD CIG2
TAIL
Relay
Power Source J POWER SOURCE (Current Flow Chart)
Engine Room R/B (See Page 20)
2
W W
B B B B B
W-R
WW W
G-WAM2
AM1 IG2
IG1W
W
The chart below shows the route by which current flows from the battery to each electrical source
(Fusible Link, Circuit Breaker, Fuse, etc.) and other parts.
*The system shown here is an EXAMPLE ONLY. It is different to the actual circuit shown in the SYSTEM CIRCUITS SECTION.
Page 2045 of 3115

2004 LAND CRUISER (EWD548U)
386J POWER SOURCE (Current Flow Chart)
Engine Room R/B (See Page 22)
FuseSystemPage
40AABS NO.2VSC228
50AABS NO.1VSC228
Engine Room J/B (See Page 22)
FuseSystemPage
7.5AALT-SCharging104
7.5APANEL
Combination Meter
Illumination
Multiplex Communication System350
142
172
10AETCS
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control222
212
108
10AFR-IGCharging104
10AHEAD LH-LWR
Front Fog Light
Headlight
Multiplex Communication System132
128
172
10AHEAD RH-LWRHeadlight
Multiplex Communication System128
172
10AHORN
Horn
Multiplex Communication System
Theft Deterrent208
172
282
10ARR HTRAir Conditioning (Rear)366
15AAM2
Automatic Light Control
Engine Control
Headlight
Ignition
Light Auto Turn Off
Starting
Theft Deterrent164
108
128
100
166
98
282
15AFR FOGFront Fog Light
Multiplex Communication System132
172
15AHAZ-TRNTurn Signal and Hazard Warning Light134
15AMIR HTRMirror Heater314
15ATAIL
Automatic Light Control
Light Auto Turn Off
Multiplex Communication System
Taillight
Theft Deterrent
Trailer Towing164
166
172
138
282
158
20AHEAD LH-UPRHeadlight
Multiplex Communication System128
172
*These are the page numbers of the first page on which the related system is shown.
Page 2046 of 3115

2004 LAND CRUISER (EWD548U)
387J
FuseSystemPage
20AHEAD RH-UPRHeadlight
Multiplex Communication System128
172
25AEFI OR ECD NO.1
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control222
212
108
30AAMPRadio and Player (w/ Navigation System)
Radio and Player (w/o Navigation System)324
330
30ASTARTEREngine Control
Starting108
98
30ATOWINGTrailer Towing158
30ATOWING BRKTrailer Towing158
30ATOWING TAILTrailer Towing158
Cowl Side J/B LH (See Page 28)
FuseSystemPage
7.5AACC
Auto Antenna
Automatic Light Control
Combination Meter
Door Lock Control
Engine Control
Headlight
Interior Light
Key Reminder
Light Auto Turn Off
Multi-Display (w/o Navigation System)
Multiplex Communication System
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Power Window
Radio and Player (w/ Navigation System)
Radio and Player (w/o Navigation System)
Remote Control Mirror
Theft Deterrent
Wireless Door Lock Control322
164
350
260
108
128
148
316
166
348
172
336
250
324
330
302
282
270
7.5AAM1
Air Conditioning (Rear)
Engine Control
Mirror Heater
Rear Window Defogger
Shift Lock366
108
314
312
244
7.5AIDLE UPMultiplex Communication System
Rear Window Defogger172
312
7.5AOBD-2Engine Control108
*These are the page numbers of the first page on which the related system is shown.
Page 2047 of 3115

2004 LAND CRUISER (EWD548U)
388J POWER SOURCE (Current Flow Chart)
FuseSystemPage
10AECU-B1
Multi-Display (w/o Navigation System)
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)348
336
10AECU-IG1
Automatic Glare-Resistant EC Mirror with Compass
Automatic Light Control
Door Lock Control
Headlight
Interior Light
Key Reminder
Light Auto Turn Off
Moon Roof
Multi-Display (w/o Navigation System)
Multiplex Communication System
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Power Window
Shift Lock
Theft Deterrent
VSC
Wireless Door Lock Control304
164
260
128
148
316
166
256
348
172
336
250
244
282
228
270
10AEFI OR ECD NO.2Engine Control108
10AGAUGE1
Air Conditioning (Front)
Center Differential Lock
Combination Meter
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Illumination
Key Reminder
Multiplex Communication System
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Power Rear Quarter Window
Seat Belt Warning356
246
350
222
212
108
142
316
172
336
306
320
15AA/C
Air Conditioning (Front)
Air Conditioning (Rear)
Seat Belt Warning356
366
320
15ACIGCigarette Lighter204
15APWR OUTLETPower Outlet206
15ARR WIPERRear Wiper and Washer200
15ASTOP
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Multiplex Communication System222
212
108
172
*These are the page numbers of the first page on which the related system is shown.
Page 2048 of 3115

2004 LAND CRUISER (EWD548U)
389J
FuseSystemPage
15ASTOP
Shift Lock
Stop Light
Trailer Towing
VSC244
156
158
228
20ADEFOGRear Window Defogger312
25ADOOR
Automatic Light Control
Door Lock Control
Headlight
Interior Light
Key Reminder
Light Auto Turn Off
Moon Roof
Multiplex Communication System
Power Window
Theft Deterrent
Wireless Door Lock Control164
260
128
148
316
166
256
172
250
282
270
25ASUN ROOFMoon Roof256
30ABATT CHARGETrailer Towing158
30ALH SEATPower Seat294
Cowl Side J/B RH (See Page 40)
FuseSystemPage
7.5AIGN
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Engine Immobiliser System
SRS
VSC222
212
108
124
237
228
7.5AMET
Center Differential Lock
Charging
Combination Meter
Cruise Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Multiplex Communication System
Seat Belt Warning
SRS
VSC246
104
350
222
212
108
172
320
237
228
7.5ASECURITYMultiplex Communication System
Theft Deterrent172
282
10ADOME
Combination Meter
Garage Door Opener
Interior Light
Multiplex Communication System350
210
148
172
*These are the page numbers of the first page on which the related system is shown.
Page 2049 of 3115

2004 LAND CRUISER (EWD548U)
390J POWER SOURCE (Current Flow Chart)
FuseSystemPage
10ADOMETheft Deterrent
Wireless Door Lock Control282
270
10AECU-B2
Air Conditioning (Front)
Air Conditioning (Rear)
Automatic Light Control
Center Differential Lock
Combination Meter
Cruise Control
Door Lock Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Engine Immobiliser System
Headlight
Interior Light
Key Reminder
Light Auto Turn Off
Multiplex Communication System
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Power Tilt and Power Telescopic
Power Window
Seat Belt Warning
Theft Deterrent
VSC
Wireless Door Lock Control356
366
164
246
350
222
260
212
108
124
128
148
316
166
172
336
298
250
320
282
228
270
10AECU-IG2
Air Conditioning (Front)
Air Conditioning (Rear)
Auto Antenna
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Power Tilt and Power Telescopic
Turn Signal and Hazard Warning Light356
366
322
336
298
134
10AGAUGE2
Back-Up Light
Center Differential Lock
Combination Meter
Cruise Control
Door Lock Control
Electronically Controlled Transmission and A/T Indicator
Engine Control
Multiplex Communication System
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Trailer Towing
VSC
Wireless Door Lock Control162
246
350
222
260
212
108
172
336
158
228
270
*These are the page numbers of the first page on which the related system is shown.
Page 2050 of 3115

2004 LAND CRUISER (EWD548U)
391J
FuseSystemPage
10ARADIO
Auto Antenna
Navigation System and TOYOTA Parking Assist
(Rear View Monitor)
Radio and Player (w/ Navigation System)
Radio and Player (w/o Navigation System)322
336
324
330
15ASEAT HTRSeat Heater308
15AWASHERFront Wiper and Washer
Rear Wiper and Washer196
200
20ADIFFCenter Differential Lock246
20AP/W (FL)
Door Lock Control
Interior Light
Multiplex Communication System
Power Window
Theft Deterrent
Wireless Door Lock Control260
148
172
250
282
270
20AP/W (FR)Multiplex Communication System
Power Window172
250
20AP/W (RL)Multiplex Communication System
Power Window172
250
20AP/W (RR)Multiplex Communication System
Power Window172
250
20ATIL & TELPower Tilt and Power Telescopic298
25AWIPERFront Wiper and Washer196
30ARH SEATPower Seat294
30ARR A/CAir Conditioning (Rear)366
Fusible Link Block (F15, F16, F17, F18, F19 on See Page 68)
FuseSystemPage
50AHTRAir Conditioning (Front)356
120AJ/B NO.1
Automatic Light Control
Illumination
Light Auto Turn Off
Multiplex Communication System
Taillight
Theft Deterrent164
142
166
172
138
282
120AJ/B NO.2
Air Conditioning (Rear)
Engine Control
Mirror Heater
Rear Window Defogger
Shift Lock366
108
314
312
244
120AJ/B NO.3Engine Control108
120AMAIN
Ignition
Multiplex Communication System
Starting100
172
98
*These are the page numbers of the first page on which the related system is shown.
Page 2051 of 3115
2004 LAND CRUISER (EWD548U)
392J POWER SOURCE (Current Flow Chart)
FuseSystemPage
140AALT
Air Conditioning (Front)
Air Conditioning (Rear)
Automatic Light Control
Charging
Engine Control
Illumination
Light Auto Turn Off
Mirror Heater
Multiplex Communication System
Rear Window Defogger
Shift Lock
Taillight
Theft Deterrent356
366
164
104
108
142
166
314
172
312
244
138
282
*These are the page numbers of the first page on which the related system is shown.