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Toyota
·
Highlander
·
2014 Toyota Highlander
·
Wiring
Wiring diagram
2014 Toyota Highlander — power distribution
Sheets
4
Labels
841
Power distribution
Sheet 1
of 4
Sheet 2
of 4
Sheet 3
of 4
Sheet 4
of 4
10A
10A
10A
10A
30A
ALT
BATT
A
150A
10A
50A
7.5A
180A
Q
40A
50A
K
10A
15A
J
5A
10A
10A
30A
H
15A
10A
G
G
25A
F
5A
20A
20A
50A
80A
30A
E
10A
10A
5A
7.5A
15A
20A
E
10A
ENGINE ROOM J/B 1
A/F
RELAY
SEMICONDUCTOR
POWER
INTEGRATION ECU
BATTERY
ENGINE ROOM R/B 1
ENGINE
ROOM
R/B 3
IGCT
RELAY
ENGINE ROOM R/B 1
H-LP
RH-LO
RELAY
H-LP
LH-LO
RELAY
EFI MAIN
RELAY
ENGINE
ROOM J/B 1
E1
2
1
3
J1
I1
M1
L1
R8
M43
F2
F4
G3
G4
AF3
12
RED
BLU
BLK
BLK
BLK
PNK
BLK
BLK
BLK
BLK
BLK
GRN
BLU
BLK
BLK
LT BLU
GRN
GRY
RED
RED
LT BLU
ORG
BLK
YEL
WHT
BLK
GRY
WHT
WHT
BLK
BLU
YEL
LT GRN
BLK
VIO
WHT
BLK
BLK
RED
DC/DC
FUSE
A/F
HTR
FUSE
FAN 1
FUSE
FUSIBLE
LINK BLOCK
ASSEMBLY
MAIN
FUSE
DC/DC-S
FUSE
IG2-EFI
FUSE
INJ
FUSE
A/C
W/PMP
FUSE
S HORN
FUSE
OIL PMP
FUSE
ABS
MTR 1
FUSE
ODS
FUSE
ABS
MTR 2
FUSE
ETCS
FUSE
BATT FAN
FUSE
ABS
MAIN 3
FUSE
J/B-B
FUSE
EPS
FUSE
R/B 3
FUSE
CAPACITOR
FUSE
ABS
MAIN 2
FUSE
ABS
MAIN 1
FUSE
IG2 RELAY
SHORT
H-LP
LH LO
FUSE
H-LP
RH LO
FUSE
IG2
MAIN
FUSE
EFI-MAIN
FUSE
AMP 1
FUSE
TOWING
FUSE
AMP 2
FUSE
HORN
FUSE
MAYDAY
FUSE
EFI 1
FUSE
RADIO
FUSE
MPX-B 1
FUSE
(LEFT SIDE OF ENGINE COMPT)
(LEFT REAR
OF CARGO
AREA)
(LEFT SIDE OF ENGINE COMPT)
(LEFT SIDE
OF ENGINE
COMPT)
(LEFT SIDE OF ENGINE COMPT)
(LEFT SIDE
OF ENGINE
COMPT)
FROM
IG2 RELAY
(DIAGRAM
1 OF 4)
TO
HTR
FUSE
(DIAGRAM
4 OF 4)
ENGINE
CONTROLS
SYSTEM
TO
INSTRUMENT
PANEL J/B
(DIAGRAM
2 OF 4)
TO
INSTRUMENT
PANEL J/B
(DIAGRAM
4 OF 4)
ENGINE
CONTROLS
SYSTEM
ENGINE
CONTROLS
SYSTEM
AIR
CONDITIONING &
COOLING
FANS SYSTEMS
ENGINE
CONTROLS
SYSTEM
TO
HORN FUSE
(DIAGRAM
1 OF 4)
DOOR
LOCKS &
ANTI-THEFT
SYSTEMS
ENGINE
CONTROLS &
COOLING
FANS
SYSTEMS
ELECTRONIC
POWER
STEERING
SYSTEM
ENGINE
CONTROLS
SYSTEM
ENGINE
CONTROLS
SYSTEM
ANTI-LOCK
BRAKES
SYSTEM
TO
INSTRUMENT
PANEL J/B
(DIAGRAM
3 OF 4)
SUPPLEMENTAL
RESTRAINTS
SYSTEM
AIR
CONDITIONING
SYSTEM
ANTI-LOCK BRAKES
SYSTEM
FROM
ECTS
FUSE
(DIAGRAM
1 OF 4)
TO
IG2-EFI
FUSE
(DIAGRAM
1 OF 4)
NAVIGATION
SYSTEM
HORNS
SYSTEM
EXTERIOR
LIGHTS
SYSTEM
NAVIGATION &
SOUND
SYSTEMS
SOUND &
NAVIGATION
SYSTEMS
ENGINE
CONTROLS &
TRANSMISSIONS
SYSTEMS
TO
INSTRUMENT
PANEL J/B
(DIAGRAM
4 OF 4)
FROM
INSTRUMENT
PANEL J/B
(DIAGRAM
2 OF 4)
1
2
2
1
R
AM21
O
E
AGND
B
P
AM22
SSW1
SSW2
AGND
SS1
SS2
ACCD
M
15A
15A
15A
10A
L
IG1D
F
D
C
ACC
B
E
E
B
B
E
5A
5A
15A
15A
30A
10A
10A
5A
10A
TRLY
A
5A
30A
INSTRUMENT PANEL J/B
MAIN
BODY
ECU
MAIN
BODY
ECU
J/C 10
ENGINE
ROOM
R/B 2
POWER MANAGEMENT
CONTROL ECU
GROUND
J/C 2
CERTIFICATION ECU
POWER SWITCH
7
1
13
A33
H15
H21
F15
6
5
1
F16
7
17
1
2
1
11
7
3
5
11
2
1
A17
F20
A37
30
2
1
1
2
UF1
6
1
2
A12
A56
F21
A9
F1
A35
A10
H1
D32
F4
H16
H17
14
A28
A16
K1
A4
A27
WHT/BLK
VIO
VIO
WHT/BLK
WHT
WHT/BLK
GRN
WHT/BLK
BLU
VIO
WHT
YEL
VIO
YEL
VIO
VIO
GRN
GRY
GRY
WHT/BLK
WHT/BLK
YEL
GRN
WHT
GRN
WHT
WHT
VIO
WHT
WHT
BLK
BLK
WHT/BLK
YEL
BLK
YEL
YEL
GRY
WHT/BLK
WHT/BLK
WHT/BLK
GRN
GRN
WHT/BLK
WHT/BLK
GRN
BLU
GRY
GRN
WHT
PPL/PNK
WHT
PPL/PNK
PPL/YEL
PPL/YEL
LT GRN
RED
GRN
BLK
BLU
WHT/BLK
TAIL
RELAY
S/ROOF
FUSE
AM1
FUSE
IG1 2
RELAY
ACC
RELAY
P/OUTLET
RELAY
IG1 1
RELAY
IG1 3
RELAY
PANEL
FUSE
TAIL
FUSE
ECU-
ACC
FUSE
P/OUTLET 2
FUSE
SFT
LOCK-
ACC
FUSE
FR
WIPER
FUSE
P/OUTLET 1
FUSE
RR
WIPER
FUSE
WASHER
FUSE
REAR
POWER
OUTLET
SOCKET
ASSEMBLY 1
CENTER
POWER
OUTLET
SOCKET
ASSEMBLY
POWER
OUTLET
SOCKET
ASSEMBLY
IG1 4
RELAY
S/HTR
F/R
FUSE
STRG
HTR
FUSE
S/HTR
RR
FUSE
S/HTR
F/L
FUSE
(BEHIND LEFT END OF DASH)
(CENTER
OF DASH)
(LEFT REAR
CORNER OF
ENGINE
COMPT)
(RIGHT KICK
PANEL)
(UPPER LEFT SIDE
OF DASH)
(LEFT FRONT
CORNER OF
ENGINE COMPT)
(UPPER RIGHT
CENTER
OF DASH)
FC
FA
FE
AC
W/ HEATED STEERING
WHEEL SYSTEM
W/ SEAT HEATER
(NOT
USED)
(NOT
USED)
(NOT
USED)
FROM
ENGINE
ROOM J/B 1
(DIAGRAM
1 OF 4)
TO
OBD
FUSE
(DIAGRAM
4 OF 4)
TO
IG1 1 FUSE
(DIAGRAM
3 OF 4)
TO
IG1 2
FUSE
(DIAGRAM
3 OF 4)
FROM
FUSE
IG1 3
(DIAGRAM
3 OF 4)
TO
J/C 7
(DIAGRAM
4 OF 4)
INTERIOR
LIGHTS
SYSTEM
ENGINE
CONTROLS
SYSTEM
TO
ENGINE
ROOM
J/B 1
(DIAGRAM
1 OF 4)
POWER
TOPS
SYSTEM
WIPER/WASHER
SYSTEM
EXTERIOR
LIGHTS
SYSTEM
FROM
ENGINE
ROOM R/B 1
(DIAGRAM
4 OF 4)
FROM
INSTRUMENT
PANEL J/B
(DIAGRAM
3 OF 4)
SEATS
SYSTEM
R
O
P
7.5A
15A
15A
10A
25A
5A
Q
IGN
IG
D
10A
5A
7.5A
ACC1
ACC2
AC1
AC2
GND
IG
N
5A
10A
5A
10A
C
INSTRUMENT PANEL J/B
DOME
CUT
RELAY
D-DR
UNLOCK
RELAY
ALL DR
LOCK
RELAY
L/D-DR
UNLOCK
RELAY
R/B 5
INSTRUMENT PANEL J/B
MAIN
BODY
ECU
J/C 9
J/C 4
J/C 10
SEMICONDUCTOR
POWER
INTEGRATION ECU
ENGINE ROOM J/B 1
8
F20
F16
D5
D6
H23
D18
F95
F94
F95
H29
A52
H22
D31
A31
A2
A3
D19
L1
D16
H25
F23
F22
10
11
2
1
D11
F18
32
F24
F19
H30
A43
F15
A51
F14
F13
A22
F17
F6
10
7
4
UF1
5
4
1
1
9
7
6
5
4
3
2
1
AF4
10
3
5
1
2
F11
A50
A34
A29
BLK
YEL
VIO
WHT
VIO
BLU
BLU
VIO
PNK
BLK
GRY
GRN
GRN
RED
GRN
GRN
YEL
YEL
RED
GRY
GRY
BLK
BLK
YEL
YEL
RED
YEL
VIO
BLU
BLK
WHT/BLK
WHT/BLK
WHT/BLK
WHT/BLK
RED
GRN
RED
GRN
GRN
RED
WHT/BLK
GRY
GRY
WHT
VIO
LT GRN
VIO
BLU
VIO
BLU
VIO
D/L
FUSE
DOME
FUSE
EPS-IG
FUSE
BKUP LP
FUSE
ECU-IG
FUSE
IG1 1
FUSE
AM2
FUSE
HAZ
FUSE
STRG
LOCK
FUSE
MPX-B 3
FUSE
AC
INVERTER
RELAY
DSS IG
FUSE
IG1 2
FUSE
IG1 3
FUSE
VOLTAGE INVERTER
ASSEMBLY
REAR POWER
OUTLET SOCKET
ASSEMBLY 2
(BEHIND LEFT END OF DASH)
(BEHIND LEFT END OF DASH)
(RIGHT SIDE
OF DASH)
(LEFT CENTER
OF DASH)
(UNDER
FRONT
OF CENTER
CONSOLE)
(RIGHT SIDE
OF DASH)
(CENTER
OF DASH)
(UNDER CENTER CONSOLE)
(RIGHT KICK
PANEL)
(LEFT SIDE OF
ENGINE COMPT)
FB
FC
(NOT
USED)
(NOT
USED)
(NOT
USED)
(NOT
USED)
(NOT
USED)
(NOT
USED)
FROM
ENGINE
ROOM R/B 1
(DIAGRAM
1 OF 4)
FROM
IG1 2 RELAY
(DIAGRAM
2 OF 4)
FROM
ENGINE
ROOM R/B 1
(DIAGRAM
4 OF 4)
AIR
CONDITIONING
SYSTEM
TO
POWER
MANAGEMENT
CONTROL ECU
(DIAGRAM
2 OF 4)
INTERIOR
LIGHTS
SYSTEM
DOOR
LOCKS &
ANTI-THEFT
SYSTEMS
AIR
CONDITIONING,
MIRRORS,
COOLING FANS,
DEFOGGER,
SEATS,
POWER TOPS &
NAVIGATION
SYSTEMS
ELECTRONIC
POWER
STEERING
SYSTEM
SEATS
SYSTEM
INSTRUMENT
CLUSTER
SYSTEM
EXTERIOR
LIGHTS
SYSTEM
SHIFT
INTERLOCK
SYSTEM
COOLING
FANS & AIR
CONDITIONING
SYSTEMS
SHIFT
INTERLOCK
SYSTEM
FROM
IG1 3 RELAY
(DIAGRAM
2 OF 4)
TO
INSTRUMENT
PANEL J/B
(DIAGRAM
2 OF 4)
ANTI-LOCK
BRAKES
SYSTEM
MEMORY,
WARNING,
TRUNK,
TAILGATE,
FUEL DOORS,
SEATS &
SOUND
SYSTEMS
ANTI-LOCK
BRAKES
SYSTEM
CRUISE
CONTROL
SYSTEM
CRUISE
CONTROL,
ANTI-LOCK
BRAKES &
EXTERIOR
LIGHTS
SYSTEMS
NAVIGATION
SYSTEM
TRANSMISSIONS,
ANTI-LOCK
BRAKES &
INSTRUMENT
CLUSTER
SYSTEMS
MEMORY,
NAVIGATION,
CRUISE
CONTROL,
SOUND &
WARNING
SYSTEMS
MEMORY &
NAVIGATION
SYSTEMS
B
50A
10A
30A
30A
5A
20A
20A
20A
20A
7.5A
M
50A
L
40A
10A
15A
30A
25A
30A
30A
50A
50A
K
BECU
J
5A
7.5A
7.5A
H
N
20A
INSTRUMENT PANEL J/B
MAIN
BODY
ECU
POWER RELAY
J/C 4
J/C 7
ENGINE ROOM R/B 1
10
5
4
3
6
2
9
1
H9
H8
A11
H13
D15
H24
D14
A5
A6
H14
A14
A32
H32
H31
19
18
15
13
31
D23
21
16
12
14
A48
F32
A53
A8
A54
F95
7
F94
6
5
A55
F9
F10
F2
RED
WHT
GRY
GRY
GRY
GRY
LT GRN
GRY
BLK
GRY
WHT
ORG
RED
GRN
PNK
VIO
GRY
BLU
GRY
PPL/GRN
PPL/ORG
VIO
ORG
BLK
BLK
BLK
GRN
BLU
PNK
YEL
GRN
RED
BLU
BLK
BLK
ORG
BLK
ORG
GRY
ORG
ORG
ORG
ORG
PNK
BLK
ORG
GRN
LT BLU
BLK
RED
RED
RED
RED
LT GRN
BLK
LT GRN
BACK
DOOR
FUSE
P/SEAT
F/R
FUSE
A/C
FUSE
P/SEAT
F/L
FUSE
P/W
F/R
FUSE
METER
FUSE
P/W
R/R
FUSE
P/W
F/L
FUSE
OBD
FUSE
P/W
R/L
FUSE
A/BAG-IG
FUSE
IG2
FUSE
PBD
FUSE
MIR HTR
FUSE
RR A/C
FUSE
STOP
FUSE
FAN 2
FUSE
INV
FUSE
IG1 4
FUSE
SHADE
FUSE
PTC HTR 3
FUSE
PTC HTR 1
FUSE
HTR
FUSE
PTC HTR 2
FUSE
(BEHIND LEFT END OF DASH)
TRUNK,
TAILGATE,
FUEL
DOORS
SYSTEM
LOCKS
DOOR
SYSTEM
(RIGHT SIDE
OF DASH)
(RIGHT CENTER
OF DASH)
(LEFT SIDE OF ENGINE COMPT)
(W/O REAR
POWER
WINDOW JAM
PROTECTION)
FROM
ENGINE
ROOM J/B 1
(DIAGRAM
1 OF 4)
FROM
ENGINE
ROOM R/B 1
(DIAGRAM
1 OF 4)
FROM
S/ROOF
FUSE
(DIAGRAM
2 OF 4)
SEATS &
MEMORY
SYSTEMS
POWER
WINDOWS
SYSTEM
POWER
WINDOWS
SYSTEM
MEMORY
SYSTEMS
INSTRUMENT
CLUSTER
SYSTEM
TRUNK,
TAILGATE,
FUEL
DOORS
SYSTEM
ANTI-LOCK
BRAKES
SYSTEM
EXTERIOR
LIGHTS
SYSTEM
SUPPLEMENTAL
RESTRAINTS &
WARNING
SYSTEMS
COMPUTER
DATA LINES
SYSTEM
SEATS
SYSTEM
POWER
WINDOWS,
DEFOGGER &
MEMORY
SYSTEMS
POWER
WINDOWS &
MEMORY
SYSTEMS
FROM
INSTRUMENT
PANEL J/B
(DIAGRAM
2 OF 4)
WARNING
SYSTEMS
AIR
CONDITIONING
SYSTEM
SHIFT
INTERLOCK
SYSTEM
NAVIGATION
SYSTEM
DOOR
LOCKS &
ANTI-THEFT
SYSTEMS
MIRRORS
SYSTEM
ANTI-LOCK
BRAKES
SYSTEM
ENGINE
CONTROLS
SYSTEM
INSTRUMENT
CLUSTER
SYSTEM
INSTRUMENT
CLUSTER
SYSTEM
MEMORY
SYSTEMS
NAVIGATION
& SOUND
SYSTEMS
FROM
DC/DC
FUSE
(DIAGRAM
1 OF 4)
POWER
TOPS
SYSTEM
EXTERIOR
LIGHTS
SYSTEM
TRUNK,
TAILGATE,
FUEL DOORS,
SYSTEM
AIR
CONDITIONING &
COOLING FANS
SYSTEMS
AIR
CONDITIONING
SYSTEM
AIR
CONDITIONING
SYSTEM
TO
ENGINE
ROOM
R/B 2
(DIAGRAM
2 OF 4)
TO
R/B 5
(DIAGRAM
3 OF 4)
DEFOGGER
SYSTEM