Toyota 4 Runner 2006 User Manual
H SYSTEM CIRCUITS
2006 4RUNNER
ELECTRICAL WIRING DIAGRAM
SYSTEM CIRCUITS
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Active Height Control Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358
Audio System (w/ Navigation System) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Audio System (10 Speaker) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342
Audio System (6 Speaker) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Auto LSD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Automatic Glare–Resistant EC Mirror with Compass . . . . . . . . . . . . . . . . . . . 302
Automatic Light Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Back–Up Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Cigarette Lighter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Combination Meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352
Cruise Control (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Cruise Control (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Door Lock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Downhill Assist Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Electric Modulated Air Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Electric Tension Reducer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306
Electronically Controlled Transmission and A/T Indicator (1GR–FE) . . . . 238
Electronically Controlled Transmission and A/T Indicator (2UZ–FE) . . . . . 230
Engine Control (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Engine Control (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Engine Immobiliser System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Front Fog Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Front Wiper and Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Garage Door Opener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Headlight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Hill–Start Assist Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Ignition (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Ignition (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Interior Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Key Reminder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Light Auto Turn Off System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Mirror Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Moon Roof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
Multi Mode 4WD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Multiplex Communication System (BEAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Multiplex Communication System (BEAN Bus) . . . . . . . . . . . . . . . . . . . . . . . . 100
Multiplex Communication System (CAN Bus) . . . . . . . . . . . . . . . . . . . . . . . . . 102
Navigation System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Power Outlet (115V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
Power Outlet (12V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Power Seat (Driver’s Seat w/ Driving Position Memory) . . . . . . . . . . . . . . . . 308
Power Seat (Driver’s Seat w/o Driving Position Memory) . . . . . . . . . . . . . . . 312
Page
258
52
4RUNNER (EM00T0U)
H
Page
Power Seat (Front Passenger’s Seat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Power Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Rear Window Defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Rear Wiper and Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Remote Control Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Seat Belt Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Seat Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Shift Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
SRS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Stop Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
T aillight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Theft Deterrent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Tire Pressure Warning System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 326
TOYOT A Parking Assist (Rear View Monitor) . . . . . . . . . . . . . . . . . . . . . . . . . . 334
TRAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Trailer T owing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Turn Signal and Hazard Warning Light (w/ Daytime Running Light) . . . . . 146
Turn Signal and Hazard Warning Light (w/o Daytime Running Light) . . . . 150
VSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Wireless Door Lock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
316
4RUNNER (EM00T0U)
53
F RELAY LOCATIONS
t
[Engine Compartment]
Engine Room R/B No.3Skid Control ECU
with Actuator
Air Injection
Control Driver
[Body]
Engine Room
R/B
Engine Room R/B No.4
Rear Seat Audio Controller Tire Pressure Monitor ReceiverMoon Roof Control ECU
Stereo Componen
Amplifier
20
Towing Converter Relay
4RUNNER (EM00T0U)
Door Control Receiver Back Door ECU
[Instrument Panel]
F
Suspension
Control ECU
Turn Signal
Flasher Relay
Daytime Running
Light Relay
Transponder Key
Amplifier
Driver Side J/B
Center J/B
Body ECU
Theft Deterrent
ECU
Airbag Sensor
Assembly
Transponder Key
Computer
Engine Control
Module
4WD Control
ECU
Tire Pressure
Monitor ECU
A/C Control
Assembly
Shift Lock
Control ECU
[Seat]
ECU and SW
Occupant Classification ECUPosition Control
21
4RUNNER (EM00T0U)
F RELAY LOCATIONS
2
: Engine Room R/B Engine Compartment Left (See Page 20)
* 1:ACC CUT Relay
* 2:FR FOG Relay
* 3:STA Relay
* 4:HEATER Relay
* 5:MG CLT Relay
* 6:RADIO NO.1
* 7:C/OPN Relay
* 8:DOME Relay
* 9:EFI Relay
* 10:A/F HEATER Relay
* 11:HEAD (LO LH)
* 12:HEAD (HI LH)
40A TOWING
(for High Current)
30A BATT CHG
(for High Current)
50A J/B
(for High Current)
30A TOWING BRK
(for High Current)
50A AM1
(for High Current)
50A AIR SUS
(for High Current)
50A A/PUMP
(for High Current)
140A ALT
(for High Current)
7.5A
12
OBD
15A
12
FR FOG
15A
12
AC115V INV
10A
12
STOP
*3
*2 *4
21
1
2
*1
21
21
21
21
21
IG Relay DEFOG Relay
5
21
3
*5
3
5
12
354
12
7.5A
AIRSUS NO.2
HEATER NO.2
3
5
12
3
5
1
2
4321
12
AC115V INV Relay
3
5
42
1
3
5
12
2
1
12
12
1
10A
25A
30A
DEFOG
2
SEAT HEATER
10A 2
HEAD (LO RH)
*11
212
10A
MIR HEATER
10A
HEAD (HI RH)
FUEL PUMP Relay
3
5
2
14
35
*10
35
*9
10A
2
*12
1
2
10A
*8
*7
2
10A
EFI NO.2
1
5
3
ECU-B
10A 2
*6
20A12
DOME
10A 2
3
5
12
3
5
142
21
RADIO NO.2
2
1
2
1
2
1
A/F HEATER
3
20A21
TOWING
30A21
DR/LCK
20A21
EFI
20A21
ETCS
10A21
TRN-HAZ
15A21
15A21
HORN
10A21
ALT-S
7.5A21
Short Pin
221
1
1
2
1
2
2
5
1
60A HEATER
(for High Current)
30A ABS SOL
(for High Current)
30A AM2
(for High Current)
40A ABS MTR
(for High Current)
HEAD Relay
22
STOP LP CTRL Relay
4RUNNER (EM00T0U)
3
: Engine Room R/B No.3 Engine Compartment Left (See Page 20)
F
3
12
5
TOWING TAIL RelayBATT CHG Relay
4
: Engine Room R/B No.4 Engine Compartment Left (See Page 20)
3
12
5
3
12
5
AIR SUS Relay
4RUNNER (EM00T0U)
23
F RELAY LOCATIONS
: Driver Side J/B Lower Finish Panel (See Page 21)
4WD
20A
FR WIP-WSH
30A
STA NO.2
7.5A
GAUGE
7.5A
SRS
10A
IGN
10A
20191817
10987
161514 131211
654321
(from Roof Wire)
1A
910
654321
87
1920 161514 13 12 111817
IG1
15A
ECU-IG
10A
RR WSH
15A
PWR OUTLET
15A
P P/SEAT
30A
D P/SEAT
30A
SECU/HORN
CIG
10A
ACC
7.5A
TAIL
10A
10A
12
21
12345
678910111213
1B
123 45
6 7 8 9 10111213
(from Engine Room Main Wire)
30A POWER
(for Medium Current)
1C
12
216
5
4
3
(from Engine Room Main Wire)
1D
6
5
4
123
(from Engine Room Main Wire)
9101112 87 654321
21222324 2019 181716 15 14 13
78 65432
1516 141312 11 10
1
9
1F 1E
1516
78152364
913 101114 12
(from Floor No.2 Wire)
1817 161514132019242322 21
65432187121110 9
(from Engine Room Main Wire)
24
4RUNNER (EM00T0U)
Body ECU
1
13
2
14
3
15
4
16
5
17
6
18
7
19
8
20
9
21
10
22
11
23
12
24
F
POWER Relay
TAIL Relay
HORN Relay
1H
12
34
(from Instrument
Panel Wire)
35
21
9
1
2
1
34
35
15161413121110
7865432
2
1
222120191817
654321
35
25262423
91087
2
1
35
323130292827
161514131211
4
2
3
2
1
1
2122 23242019181716151413
910111287654321
1K 1L 1J
1615 14 10131211
87 6 254 13
9
871211109
654321
181716151413 2019 24232221
1G
DC SKT Relay
4
3
2
1
(from Instrument
Panel Wire)
17181920212223242526272829303132
12345678910111213141516
(from Instrument Panel Wire)
(from Instrument Panel Wire) (from Instrument Panel Wire)
25
4RUNNER (EM00T0U)
F RELAY LOCATIONS
[Driver Side J/B Inner Circuit]
13
10
10
23
24
17
18
15
22
19
10
10
3
1D
1L
4
1D
1J
6
1D
2
1L
1
1J
2
1J
1F
1
1C
1J
7
1E
8
1E
1J
2
1G
1
1L
9
1F
5
1J
1E
1E
6
1J
3
1G
4
1J
1F
6
1E
1J
9
1A
4
1A
1A
5
1D
3
1E
1A
1E
7.5A STA NO.2
10A IGN
7.5A GAUGE
10A SRS
10A SECU/HORN
30A P P/SEAT
30A D P/SEAT
30A POWER
15
TAIL Relay
5
1
15A PWR OUTLET
7.5A ACC
23
3
2
10A CIG
POWER Relay
2
10A TAIL
DC SKT Relay
3
1
HORN Relay
5
1
5
2
3
21
15
23
11
20
10
12
14
32
29
25
11
21
11
13
16
30
31
17
2
1K
4
1K
1E
1L
1E
1J
4
1G
1L
3
1H
4
1H
1K
1K
1K
1J
1J
1
1A
1
1H
1J
2
1F
1A
1J
9
1B
1B
5
1L
1F
1E
1J
1J
8
1K
1L
1
1D
26
1
2
(Cont. Next Page)
4RUNNER (EM00T0U)
13
1K
(Cont'd)
F
17
18
20
15
16
16
12
14
15
16
18
21
22
23
24
11
16
24
12
16
26
2
1C
1
1E
2
1E
1J
1J
1J
1K
1L
1K
4
1F
4
1B
5
1B
4
1L
1F
1J
1J
1J
6
1B
1L
1L
1L
1L
1L
6
1F
8
1B
1
1G
1K
5
1A
9
1K
8
1A
1A
1E
1J
1F
9
1E
1J
7 8 11 5 1 10 18 22 4
BZR2
BECU
24
17
14
13
12
3
HAZ
ACTHRLY
SPD
ILE
STPI
BDR1
LSR
15A IG1
10A ECU-IG
30A FR WIP-WSH
15A RR WSH
20A 4WD
Body ECU
WIG
SIG
TRLY
ACC
GND1
21
PWS
GND2
WMTR
L1
L2
UL1
ACT+
RDEF
BZR
16
19
20
15
23
2
6
9
20
12
28
22
11
12
13
13
12
15
13
14
18
10
11
12
14
10
1E
8
1J
2
1A
7
1K
1E
1J
8
1F
3
1A
1E
9
1J
3
1L
1F
1B
1B
6
1K
1J
2
1H
1A
1A
1A
7
1A
6
1A
1A
1A
5
1K
3
1K
1
1K
6
1L
9
1L
1L
1L
1L
1F
1
1B
3
1B
1B
4RUNNER (EM00T0U)
27
F RELAY LOCATIONS
: Center J/B Instrument Panel Brace RH (See Page 21)
Black
AA A
BBBBB
3A 3B
(from Instrument Panel Wire)
AAA
BBBBB
AA
BBBBB
AAAA
BBBBBB
B
(from Instrument Panel Wire)
AA
Gray
AAABBBBCCC
3C
DDDEEEFFFGGG
AAABB BBCC
DDD EE E F FF GGG
C
(from Instrument Panel Wire)
Black
AAAAABBBB
CCCDDDDDDDD
3D
AAAAA BBBB
CCC DD D D DD DD
(from Instrument Panel Wire)
Dark Gray
AAABBBBBBB
CCCDDDEEEFFF
3E
AAA
CCCBDBDDEE
BBEBBB
FFF
(from Instrument Panel Wire)
AAAAAAAAA
BBBBBBBBBBB
3F
AAA
BBBABABBBB
AABAA
BB
28
(from Instrument Panel Wire)
4RUNNER (EM00T0U)
Memo
4RUNNER (EM00T0U)
29
F RELAY LOCATIONS
[Center J/B Inner Circuit]
A
3A
A
3A
A
3A
B
3A
B
3A
B
3A
B
3A
B
3A
A
3B
A
3B
A
3B
A
3B
B
3B
B
3B
B
3B
B
3B
B
3B
B
3B
C
3C
C
3C
C
3C
B
3C
B
3C
B
3C
B
3C
A
3C
A
3C
A
3C
F
3C
F
3C
F
3C
G
3C
G
3C
G
3C
E
3C
E
3C
E
3C
D
3C
D
3C
D
3C
B
3D
B
3D
B
3D
B
3D
A
3D
A
3D
A
3D
A
3D
A
3D
D
3D
D
3D
D
3D
D
3D
D
3D
D
3D
D
3D
D
3D
C
3D
C
3D
C
3D
B
3E
B
3E
B
3E
B
3E
B
3E
B
3E
B
3E
A
3E
A
3E
A
3E
30
(Cont. Next Page)
4RUNNER (EM00T0U)
F
(Cont'd)
F
3E
F
3E
F
3E
E
3E
E
3E
E
3E
D
3E
D
3E
D
3E
C
3E
C
3E
C
3E
A
3F
A
3F
A
3F
A
3F
A
3F
A
3F
A
3F
A
3F
A
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
B
3F
4RUNNER (EM00T0U)
31
H SYSTEM CIRCUITS
2006 4RUNNER
ELECTRICAL WIRING DIAGRAM
SYSTEM CIRCUITS
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Active Height Control Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358
Audio System (w/ Navigation System) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Audio System (10 Speaker) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342
Audio System (6 Speaker) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Auto LSD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Automatic Glare–Resistant EC Mirror with Compass . . . . . . . . . . . . . . . . . . . 302
Automatic Light Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Back–Up Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Cigarette Lighter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Combination Meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352
Cruise Control (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Cruise Control (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Door Lock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Downhill Assist Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Electric Modulated Air Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Electric Tension Reducer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306
Electronically Controlled Transmission and A/T Indicator (1GR–FE) . . . . 238
Electronically Controlled Transmission and A/T Indicator (2UZ–FE) . . . . . 230
Engine Control (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Engine Control (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Engine Immobiliser System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Front Fog Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Front Wiper and Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Garage Door Opener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Headlight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Hill–Start Assist Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Ignition (1GR–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Ignition (2UZ–FE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Interior Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Key Reminder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Light Auto Turn Off System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Mirror Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Moon Roof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
Multi Mode 4WD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Multiplex Communication System (BEAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Multiplex Communication System (BEAN Bus) . . . . . . . . . . . . . . . . . . . . . . . . 100
Multiplex Communication System (CAN Bus) . . . . . . . . . . . . . . . . . . . . . . . . . 102
Navigation System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Power Outlet (115V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
Power Outlet (12V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Power Seat (Driver’s Seat w/ Driving Position Memory) . . . . . . . . . . . . . . . . 308
Power Seat (Driver’s Seat w/o Driving Position Memory) . . . . . . . . . . . . . . . 312
Page
258
52
4RUNNER (EM00T0U)
H
Page
Power Seat (Front Passenger’s Seat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Power Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Rear Window Defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Rear Wiper and Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Remote Control Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Seat Belt Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Seat Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Shift Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
SRS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Stop Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
T aillight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Theft Deterrent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Tire Pressure Warning System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 326
TOYOT A Parking Assist (Rear View Monitor) . . . . . . . . . . . . . . . . . . . . . . . . . . 334
TRAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Trailer T owing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Turn Signal and Hazard Warning Light (w/ Daytime Running Light) . . . . . 146
Turn Signal and Hazard Warning Light (w/o Daytime Running Light) . . . . 150
VSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Wireless Door Lock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
316
4RUNNER (EM00T0U)
53
Power Source
10A MIR HEATER
B–R B–L
2
12
30A DEFOG
12
2
Y–G
2
Y–R
B–R
W–B
B
B–Y
R
2
2
2
2
2
2
DEFOG Relay
2
3
30A TOWING BRK
2
30A BATT CHG
2
50A A/PUMP
2
1
5
4
2
1
1
1
1
1
1
1
12
15A AC115V INV
12
R
2
50A AIR SUS
50A AM1
2
50A J/B
2
40A TOWING
2
10A STOP
4
4
GR
L–B
W–B
W–L
10A TAIL
12
22
L–Y
L–W
L
G–W
V
L–Y
BR–Y
1
1C
2
2
2
2
2
2
4
4
10A AIRSUS NO. 2
5
1
AIR SUS Relay
10A SECU/HORN
30A P P/SEAT
30A D P/SEAT
1
30A POWER
5
1
3
2
2
3
2
54
12
140A ALT
1
2
2
2
BB
Battery
2
12
5
1
15A FR FOG
7. 5A OBD
IG Relay
TAIL Relay
LG
2
O
2
25A SEAT HEATER
3
2
B–Y
2
W–B
2
Y–R
2
12
2
15A PWR OUTLET
2
LG
4RUNNER (EM00T0U)
2
2
HEATER Relay
1
5
4
2
3
Y–R L
R
2
B–Y
2
W–B
2
7. 5A HEATER NO. 2
12
2
W–L
G–Y
2
I18
Ignition SW
3
ACC
2
AM1
IG1
4
W–G
L–Y
W–L
R
W
W–G
60A HEATER
2
2
7. 5A ALT–S
21
2
10A HORN
21
2
1
30A AM2
1
40A ABS MTR
1
30A ABS SOL
1
Short Pin
12
20A EFI
12
10A ETCS
12
20A DR/LCK
12
2
2
2
2
Y–B
2
Y
2
W
2
L
2
GR
2
G–W
2
R
7
AM2
10A HEAD(HI RH
12
IG2
ST2
6
8
)
2
B–R
G–B
W
L
R–W
B–R
B–Y
15A A/F HEATER
21
2
15A TRN–HAZ
21
2
30A TOWING
12
20A RADIO NO. 2
12
HEAD Relay
1
35
2
GR
2
W–L
2
2
W
2
R–B
R–B
4RUNNER (EM00T0U)
10A HEAD(HI LH
2
2
12
10A HEAD(LO RH
12
10A HEAD(LO LH
12
)
R–L
2
)
R–B
2
)
R–Y
2
55
Power Source
7. 5A ACC
W–G
L–Y
B–R
G–B
W–G
1D
1C
1D
1D
5
2
6
3
10A CIG
15A IG1
10A ECU–IG
15A RR WSH
20A 4WD
30A FR WIP–WSH
10A IGN
7. 5A GAUGE
10A SRS
7. 5A STA NO. 2
10A DOME
21
R
2
20A RADIO NO. 1
W
L
W–G
L
2
2
2
12
10A ECU–B
21
EFI Relay
1
5
2
2
3
2
W–B
L–Y
2
W–R
2
10A EFI NO. 2
2
21
L–WB
2
56
4RUNNER (EM00T0U)
: Parts Location
:
:
24
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
Code See Page Code See Page Code See Page
I18 37
Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
2 22 Engine Room R/B (Engine Compartment Left)
4 23 Engine Room R/B No.4 (Engine Compartment Left)
Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1C
1D
4RUNNER (EM00T0U)
57
Starting
78AM2 IG2
ST2
G–B
∗ 1 : 2UZ–FE
∗ 2 : 1GR–FE
∗ 3 : 1GR– FE Cold Area Spec.
∗ 4 : 1GR– FE Except Cold Area Spec.
7. 5A
STA
NO. 2
)
)
G–BL–Y
1D3
1K2
L–Y
(∗1)
IM26
(∗2)
IM24
I18
Ignition SW
R
R
B–Y
RRB
2
2
30A
AM2
1
2
22
51
STA Relay
32
2
2
Y–G
W–B
(∗1)
EA16
(∗2)
EA24
B–Y
B–Y
GG
J35
Junction
Connector
B–Y
G
B
B–Y
Combination Meter
P 1
IM111IC42
B–Y
P
N
Park/Neutral
Position SW
)
A
(
, J28
)
B
(
J27
4
A(∗1
B
Junction
Connector
B–Y
)
A
(∗2)
B
AA
BB
B–Y
5
AA(∗1
BB(∗2
58
Battery
B–L
(∗3)
B–R
(∗1)
W
(∗4)
1
B1A
)
)
∗2
∗1
(
(
S 2(A), (B), S 3(C
Starter
)
∗1
(
Y–G
C1
M
)
)
Y
∗2
(
B
EB
W–B
J 3
P
B8
STAR/
NSW
E 5(B), E 6(C
Engine Control Module
)
B–Y B–Y
C11 C12
STA STSW
Junction
Connector
4RUNNER (EM00T0U)
: Parts Location
S2
S3
C
J3
P1
:
:
:
Engine No.2 Wire and Engine Room Main Wire (Under the Engine Room R/B)
47
Engine Wire and Instrument Panel Wire (Right Side of Blower Unit)
:
EB
Front Left Fender
Code See Page Code See Page Code See Page
E5 B 37 J27 B 38
E6 C 37 J28 A 38
I18 37 J35 38
33 (2UZ–FE)
35 (1GR–FE)
33 (2UZ–FE)
35 (1GR–FE)
A 35 (1GR–FE)
B 33 (2UZ–FE)
33 (2UZ–FE)
35 (1GR–FE)
Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
2 22 Engine Room R/B (Engine Compartment Left)
Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1D 24 Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
1K 25 Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
EA1 44 (2UZ–FE)
EA2 45 (1GR–FE)
IC4 46 Instrument Panel Wire and Engine Room Main Wire (Left Kick Panel)
IM1
IM2
Ground Points
Code See Page Ground Points Location
44 (2UZ–FE)
45 (1GR–FE)
4RUNNER (EM00T0U)
59
Ignition for 2UZ–FE
76AM2 IG2
I18
Ignition SW
R RB
ST2
B–R
EA17
B–Y
EB11
B–R
B–R
B–R
W–B
B–R
1
W–B
B–R
W–B
B–R
W–B
41414
B–RB–R
B–R
B–RB–R
B–R
W–BW–B
W–B
41
I 1
Ignition Coil and
2
2
30A
AM2
1
2
Battery
Igniter No. 1
LG
LG
8
IGT1
R–Y
R–Y
24 15
IGF1 IGT3
I 2
Ignition Coil and
Igniter No. 2
LG–B
LG–B
IGT2
R–W
R–W
25
IGF2
E 4
Engine Control Module
R–YR–Y
R–W
I 3
Ignition Coil and
Igniter No. 3
L–W
L–W
11
232323
R–W
R–Y
R–W
I 4
Ignition Coil and
Igniter No. 4
L–Y
L–Y
10
IGT4
23
R–Y
R–Y
R–W
60
4RUNNER (EM00T0U)
B–R
B–R B–RB–R
B–R
R–Y
R–W
W–B
41
23
R–Y
B–R
W–B
I 8
Ignition Coil and
B–R
Igniter No. 8
G–B
W–B
41
23
R–W
W–B
N 2
B–R
)
2
Ignition No. 2
Noise Filter
(
1
N 1
)
2
Ignition No. 1
Noise Filter
(
1
B–R
W–B
41
23
R–Y
W–B
I 7
R–Y
R–W
Ignition Coil and
B–R
Igniter No. 7
G–W
W–BW–B
B–R
I 5
Ignition Coil and
Igniter No. 5
B–L
W–B
41
23
R–W
I 6
R–Y
R–W
Ignition Coil and
B–R
Igniter No. 6
G
13
IGT5
B–L
G
12 14
IGT6
E 4
Engine Control Module
G–W
IGT7
G–B
9
IGT8
W–B
ED
W–B
ER
W–B B–R
B
EC
61
4RUNNER (EM00T0U)
Ignition for 2UZ–FE
:
:
:
: Parts Location
Code See Page Code See Page Code See Page
E4 37 I4 33 (2UZ–FE) I8 33 (2UZ–FE)
I1 33 (2UZ–FE) I5 33 (2UZ–FE) I18 37
I2 33 (2UZ–FE) I6 33 (2UZ–FE) N1 33 (2UZ–FE)
I3 33 (2UZ–FE) I7 33 (2UZ–FE) N2 33 (2UZ–FE)
Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
2 22 Engine Room R/B (Engine Compartment Left)
Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
EA1 44 (2UZ–FE) Engine No.2 Wire and Engine Room Main Wire (Under the Engine Room R/B)
EB1 44 (2UZ–FE) Engine No.2 Wire and Engine Wire (Near the Starter)
Ground Points
Code See Page Ground Points Location
EC 44 (2UZ–FE) Right Bank Cylinder Head
ED 44 (2UZ–FE) Left Bank Cylinder Head
ER 44 (2UZ–FE) Rear Side of Front Right Fender
62
4RUNNER (EM00T0U)
Memo
4RUNNER (EM00T0U)
63
Ignition for 1GR–FE
76AM2 IG2
I18
Ignition SW
R RB
ST2
B–R
1D6
41H
B–R
13 IM1
B–R
B–RB–R
W–B
B–R
1
W–B
B–R
W–B
B–R
W–B
41414
B–R
1
B–R
W–BW–B
W–B
4
I 1
Ignition Coil and
2
2
30A
AM2
1
2
Battery
Igniter No. 1
Y–R
Y–R
8 11
IGT1
W–R
W–R
IGF1 IGT3
I 2
Ignition Coil and
Igniter No. 2
P–L
P–L
924
IGT2
W–R
E 4
Engine Control Module
I 3
Ignition Coil and
Igniter No. 3
LG
LG
10
232323
W–R
I 4
Ignition Coil and
Igniter No. 4
LG–B
LG–B
IGT4
23
W–R
W–RW–RW–RW–R
64
4RUNNER (EM00T0U)
B–R
B–R
W–BW–B
B–R
I 5
Ignition Coil and
Igniter No. 5
GR
W–R W–R
GR
12 13
IGT5
W–B
41
23
W–R
N 1
B–R
)
2
Ignition No. 1
Noise Filter
(
1
W–B
B–R
I 6
Ignition Coil and
Igniter No. 6
L
L
IGT6
W–B
41
23
W–R
W–B
W–B
E 4
Engine Control Module
EF
65
4RUNNER (EM00T0U)
Ignition for 1GR–FE
:
:
:
:
: Parts Location
Code See Page Code See Page Code See Page
E4 37 I3 35 (1GR–FE) I6 35 (1GR–FE)
I1 35 (1GR–FE) I4 35 (1GR–FE) I18 37
I2 35 (1GR–FE) I5 35 (1GR–FE) N1 35 (1GR–FE)
Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
2 22 Engine Room R/B (Engine Compartment Left)
Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1D 24 Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
1H 25 Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IM1 47 Engine Wire and Instrument Panel Wire (Right Side of Blower Unit)
Ground Points
Code See Page Ground Points Location
EF 45 (1GR–FE) Rear Side of Left Bank Cylinder Block
66
4RUNNER (EM00T0U)
Memo
4RUNNER (EM00T0U)
67
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