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2018 Subaru Crosstrek
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Wiring
Wiring diagram
2018 Subaru Crosstrek — power distribution
Sheets
7
Labels
1453
Power distribution
Sheet 1
of 7
Sheet 2
of 7
Sheet 3
of 7
Sheet 4
of 7
Sheet 5
of 7
Sheet 6
of 7
Sheet 7
of 7
A
N/A
F
E
D
C
30A
30A
30A
10A
80A
80A
30A
25A
25A
N/A
25A
10A
N/A
15A
15A
20A
15A
40A
30A
N/A
125A
N/A
7.5A
7.5A
MAIN FUSE BOX (M/B)
H/L
LO
RELAY
HORN
RELAY
MAIN
FAN
RELAY 1
BATTERY
WIPER
RELAY
WIPER
DEICER
RELAY
REAR
DEFOGGER
RELAY
LEFT FRONT
FOG LIGHT
RELAY
RIGHT FRONT
FOG LIGHT
RELAY
FRONT
FOG LIGHT
RELAY
SUB
FAN
RELAY
STARTER
MOTOR
RELAY HOLDER (B225)
VDC CONTROL
MODULE
POWER
AMPLIFIER
BLOWER
MOTOR RELAY
AUDIO
AMPLIFIER
GENERATOR
STARTER
CUT
RELAY
DATA
LINK
CONNECTOR
MAIN
FUSE BOX (M/B)
AUDIO
TCM
POWER
STEERING
CONTROL
MODULE
ECM
BATTERY SENSOR
NAVIGATION UNIT
R315
1
2
I85
1
1
I112
B60
82
4
1
2
B139
E3
39
E115
T15
25
34
B134
1
1
I215
B129
1
16
B452
B205
B206
2
2
27
1
46
46
45
42
30
54
I283
R465
1
16
1
1
1
I112
B60
3
84
25
1
YEL/BLU
BLU/RED
BLU/RED
YEL
BLU/RED
BLU/RED
RED/BLU
WHT/BLK
WHT/BLK
ORG
ORG
YEL
YEL
YEL
YEL
WHT
RED
WHT
WHT
RED/BLK
GRY
GRY
GRN
GRN
YEL
YEL
YEL
YEL
YEL
YEL
YEL
RED
BLU
RED
BLU
TAN
RED
TAN
TAN
RED/WHT
RED
GRN/BLU
GRN/BLU
WHT/BLK
WHT/RED
RED/YEL
BLK
BLK/RED
BLK/RED
YEL
WHT/BLK
WHT/BLK
RED/YEL
WHT/RED
WHT/BLK
WHT
MAIN
SBF
FUSE
FUSE
37
FUSE
35
FUSE
30
FUSE
31
SBF 9
FUSE
FUSE
32
FUSE
38
SBF 12
FUSE
FUSE
15
FUSE
36
SBF 10
FUSE
SBF 11
FUSE
FUSE
34
FUSE
33
SBF 13
FUSE
SBF 14
FUSE
FUSE
29
FUSE
12
FUSE
16
FUSE
11
SBF 3
FUSE
SBF 6
FUSE
SBF 4
FUSE
FUSE
10
(LEFT SIDE OF ENGINE COMPT)
(RIGHT SIDE OF ENGINE COMPT)
(LEFT SIDE OF
ENGINE COMPT)
(NOT
USED)
(NOT
USED)
(NOT
USED)
(NOT
USED)
W/O
SRF
W/
SRF
(W/ SRF)
(W/O SRF)
(W/ SRF)
(NOT
USED)
(W/O NAVIGATION)
(W/ NAVIGATION)
TO MAIN
RELAY
(DIAGRAM
2 OF 7)
TO FUSE &
RELAY BOX
(F/B)
(DIAGRAM
7 OF 7)
TO FUSE &
RELAY BOX
(F/B)
(DIAGRAM
3 OF 7)
TO FUSE &
RELAY BOX
(F/B)
(DIAGRAM
4 OF 7)
B
20A
10A
10A
20A
15A
15A
N/A
N/A
20A
N/A
A
7.5A
MAIN FUSE BOX (M/B)
FRONT OXYGEN
(A/F) SENSOR
REAR
OXYGEN
SENSOR
IGNITION
COIL 1
IGNITION
COIL 4
IGNITION
COIL 3
IGNITION
COIL 2
SECONDARY
SPEED
SENSOR
PRIMARY
SPEED
SENSOR
TURBINE
SPEED
SENSOR
ECM
TCM
FUEL
PUMP
RELAY
LEFT
EXHAUST
OIL FLOW
CONTROL
SOLENOID
VALVE
RIGHT
INTAKE
OIL FLOW
CONTROL
SOLENOID
VALVE
LEFT
INTAKE
OIL FLOW
CONTROL
SOLENOID
VALVE
RIGHT
EXHAUST
OIL FLOW
CONTROL
SOLENOID
VALVE
PURGE
CONTROL
SOLENOID
VALVE
LEAK CHECK
VALVE
ASSEMBLY
LEFT
INTAKE
CAMSHAFT
POSITION
SENSOR
RIGHT
INTAKE
CAMSHAFT
POSITION
SENSOR
EGR CONTROL VALVE
LEFT
EXHAUST
CAMSHAFT
POSITION
SENSOR
RIGHT
EXHAUST
CAMSHAFT
POSITION
SENSOR
1
2
5
1
1
1
1
1
2
B139
E3
I112
B60
11
27
I282
R464
5
3
59
B139
E3
1
1
1
1
2
1
60
B139
E43
1
1
1
1
68
67
B134
24
6
9
5
24
E115
T15
28
B139
E3
7
40
8
E115
T15
19
B139
E3
40
1
3
3
12
3
4
1
2
ORG
BRN/WHT
BLK/YEL
BLK/YEL
GRN/WHT
GRN/WHT
GRN/WHT
GRN/WHT
GRN/WHT
GRN/WHT
GRN/WHT
YEL
GRN/WHT
YEL
RED
RED
RED
GRN
GRN
GRN
GRN
GRN
VIO
RED
RED
RED
BRN/WHT
BRN/WHT
BRN/WHT
BRN/WHT
PNK
YEL
YEL
YEL
BLU/WHT
WHT
WHT
RED
WHT
RED/YEL
WHT
WHT
GRN/WHT
YEL/GRN
PNK
GRN/RED
GRN/BLK
LT GRN
GRN/RED
GRN/RED
GRN/RED
GRN/RED
LT GRN
LT GRN
MAIN
RELAY
FUSE
24
FUSE
28
FUSE
21
FUSE
19
FUSE
27
FUSE
20
FUSE
25
FUSE
26
FUSE
22
FUSE
14
FUSE
23
(LEFT SIDE OF ENGINE COMPT)
(NOT USED)
FROM FUSE 12
(DIAGRAM 1 OF 7)
TO SBF 7
FUSE
(DIAGRAM
3 OF 7)
1
2
1
2
H
N/A
7.5A
D
N/A
N/A
N/A
7.5A
20A
15A
N/A
N/A
N/A
N/A
N/A
N/A
C
7.5A
10A
10A
10A
15A
10A
15A
10A
N/A
B
30A
MAIN FUSE BOX (M/B)
DATA
COMMUNICATION
MODULE
FRONT
UNLOCK
RELAY
FRONT
LOCK
RELAY
REAR
GATE
UNLOCK
RELAY
BODY
INTEGRATED
UNIT
FUSE & RELAY BOX (F/B)
POWER
WINDOW
RELAY
FUSE & RELAY
BOX (F/B)
BODY INTEGRATED UNIT
OCCUPANT
DETECTION
CONTROL
MODULE
SUNROOF
UNIT
POWER
WINDOW
MAIN
SWITCH
LEFT
FRONT
POWER
WINDOW
MOTOR
RIGHT
FRONT
POWER
WINDOW
MOTOR
LEFT
POWER
SEAT SWITCH
FUSE & RELAY BOX (F/B)
TRAILER
CONNECTOR
BODY
INTEGRATED
UNIT
TPMS & KEYLESS
ENTRY CONTROL MODULE
STOP
LIGHT &
BRAKE
SWITCH
BODY
INTEGRATED
UNIT
STOP LIGHT
RELAY
A/C
CONTROL
PANEL
COMBINATION
METER
IMMOBILIZER
CONTROL
MODULE
STEERING
HEATER
RELAY
TPMS CONTROL MODULE
RELAY HOLDER (B225)
RELAY HOLDER (I280)
1
I284
R466
4
I226
6
1
I285
R467
R341
R205
7
5
I157
R50
1
3
35
I101
D84
35
I76
D83
B60
I112
1
1
2
10
5
5
B159
4
1
I270
I284
R466
55
16
I5
12
B280
B280
1
8
B158
1
I136
40
40
39
1
20
B159
2
B52
4
2
4
I266
10
8
1
B159
3
4
3
B280
3
7
B287
4
B60
I112
12
29
I282
R464
AB53
AB59
6
1
B152
3
B129
I215
7
10
BLU
RED
WHT
WHT
WHT
WHT
WHT
RED
WHT
GRN
WHT
GRN
GRN
WHT/GRN
WHT
WHT
WHT
WHT
WHT
WHT
PNK
WHT
WHT
WHT
BLK
BLK
RED
RED
WHT
WHT
WHT
BLK
BLK
WHT
WHT
WHT
WHT
RED/BLK
WHT
BLU
BLU
LT GRN
RED
GRN
RED
LT GRN
GRN
YEL
BLK
PNK
GRN
WHT
WHT
LT BLU
GRY
BLK/WHT
FUSE
43
FUSE
44
FUSE
7
SBF 7
FUSE
FUSE
9
SBF 2
FUSE
FUSE
6
FUSE
8
SBF 8
FUSE
FUSE
18
FUSE
17
FUSE
5
SBF 5
FUSE
FUSE
13
POWER
WINDOW
CIRCUIT
BREAKER
FUSE
31
FUSE
22
FUSE
28
FUSE
27
FUSE
35
FUSE
25
FUSE
14
FUSE
32
FUSE
37
(LEFT SIDE OF ENGINE COMPT)
(LEFT END OF DASH)
(LEFT END
OF DASH)
(LEFT END OF DASH)
(RIGHT SIDE OF ENGINE COMPT)
(LEFT SIDE OF DASH)
(NOT USED)
(NOT USED)
(W/
TELEMATICS)
MANUAL A/C
AUTOMATIC A/C
(IF EQUIPPED)
(IF EQUIPPED)
(NOT USED)
(W/O PUSH BUTTON
START)
(W/
EYESIGHT)
(W/ PUSH BUTTON
START)
(W/O
PUSH
BUTTON
START)
(IF EQUIPPED)
FROM
FUSE 14
(DIAGRAM
2 OF 7)
TO
FUSE 38
(DIAGRAM
5 OF 7)
FROM
MAIN FUSE
BOX (M/B)
(DIAGRAM
1 OF 7)
FROM
MAIN
FUSE BOX
(M/B)
(DIAGRAM
1 OF 7)
1
2
1
2
7.5A
J
7.5A
E
10A
FUSE & RELAY BOX (F/B)
REMOTE
ENGINE
START
CONTROL
MODULE
IMMOBILIZER
ANTENNA
MFD
LUGGAGE
ROOM
LIGHT
ROOM
LIGHT
WARNING
BOX
LEFT
VANITY
MIRROR
LIGHT
RIGHT
VANITY
MIRROR
LIGHT
SPOT
MAP
LIGHT
RIGHT OUTER
MIRROR
ASSEMBLY
LEFT OUTER
MIRROR
ASSEMBLY
BODY
INTEGRATED
UNIT
POWER
WINDOW
RELAY
INHIBITOR
SWITCH
BACKUP
LIGHT SWITCH
MAIN FAN
RELAY 2
MAIN FAN
RELAY 1
ECM
IMMOBILIZER
CONTROL
MODULE
SHIFT
POSITION
INDICATOR
MAIN FUSE BOX (M/B)
AUTO
HEADLIGHT
BEAM LEVELER
CONTROL
MODULE
RIGHT FRONT
COMBINATION
LIGHT
LEFT FRONT
COMBINATION
LIGHT
1
1
2
T18
2
E116
1
T15
22
E115
8
B139
E3
49
13
13
1
AD26
I287
9
2
B134
37
2
2
I137
8
B158
11
I136
37
B158
4
I5
7
4
7
B281
3
R407
R405
1
1
1
12
I157
R50
1
22
I285
R467
2
14
I101
D84
12
2
14
I76
D83
12
B158
16
I136
31
I5
14
I136
30
29
11
24
B56
2
10
PNK
PNK
BLK
BLK
GRY
TAN
PNK
RED
RED
NCA
YEL
BLU
RED
RED
TAN
TAN
TAN
TAN
PNK
PNK
PNK
BLK
TAN
PNK
PNK
BLK
PNK
RED
BLU
BLU
BLU
PNK
BLU
BLU
BLU
BLU
PNK
RED
BLU
LT BLU
RED
ORG
ORG
WHT
BLU
GRY
GRY
GRY
BLU/RED
FUSE
26
FUSE
3
FUSE
18
(LEFT END OF DASH)
(LEFT SIDE OF
ENGINE COMPT)
W/ STANDARD MFD
W/ HIGH GRADE MFD
(W/
PUSH
BUTTON
START)
(W/O
PUSH
BUTTON
START)
(IF EQUIPPED)
(IF EQUIPPED)
M/T
M/T
CVT
(IF EQUIPPED)
(W/O
PUSH
BUTTON
START)
FROM
MAIN
FUSE
BOX (M/B)
(DIAGRAM
1 OF 7)
FROM FUSE 19
(DIAGRAM
5 OF 7)
1
2
1
2
3
4
3
4
4
3
4
3
4
3
S
P
R
7.5A
N
L
K
J
10A
15A
N/A
10A
15A
20A
H
7.5A
7.5A
7.5A
START
OFF
ON
ACC
G
OFF
START
ON
ACC
ON
OFF
ACC
START
FUSE & RELAY BOX (F/B)
DAYTIME
RUNNING
LIGHT
RELAY
BLOWER
MOTOR
RELAY
STEERING
LOCK
CONTROL
MODULE
RELAY HOLDER
(B225)
A/C
CONTROL
PANEL
DATA
COMMUNICATION
MODULE
SEAT
HEATER
SWITCH
REAR VIEW
MIRROR
INTAKE
DOOR
ACTUATOR
STEREO
CAMERA
REVERSE AUTOMATIC
BRAKING CONTROL
MODULE
REMOTE
CONTROL
MIRROR
SWITCH
REMOTE
ENGINE
START
CONTROL
MODULE
BSD/
RCTA
OFF
SWITCH
STOP
LIGHT &
BRAKE
SWITCH
TPMS & KEYLESS
ENTRY CONTROL MODULE
PRESSURE
SWITCH
DATA
LINK
CONNECTOR
WIPER
DEICER
RELAY
A/C
RELAY
SUB
FAN
RELAY
REAR
DEFOGGER
RELAY
REVERSE
AUTOMATIC
BRAKING
CONTROL
MODULE
RIGHT
RADAR
SENSOR
(SLAVE)
LEFT
RADAR
SENSOR
(MASTER)
SUNROOF
UNIT
CLUTCH
SWITCH
STEREO
CAMERA
TPMS CONTROL MODULE
RELAY HOLDER (B225)
WARNING
BOX
I285
R467
2
6
6
I137
11
I270
1
5
R407
R405
3
R50
3
I157
3
R50
4
I157
6
R96
8
I19
6
8
6
I283
R465
2
5
5
1
I285
R467
2
6
B158
9
I136
36
16
I5
8
52
28
25
2
51
2
4
8
20
2
B52
3
I137
7
4
58
B158
6
I265
4
2
1
2
1
AD26
I287
1
7
12
I101
D84
17
3
I157
R50
13
I137
6
9
I136
I284
R466
56
8
13
I19
R96
9
38
17
I137
2
I136
7
5
4
1
7
2
GRY
BLU
BLU
GRN
GRN
YEL
(OR YEL)
GRN
GRY
GRN
(OR GRY)
GRN
VIO
VIO
GRN
GRN
GRN
GRN
PNK
LT GRN
GRY
RED
GRN
GRN
TAN
GRY
GRY
TAN
TAN
GRY
GRY
PNK
PNK
GRN
GRY
GRN
GRN
GRN
GRN
GRN
PNK
PNK
PNK
GRN
GRN
PNK
GRN
GRN
GRN
BLK
BLK
YEL
BLK
BLK
GRN
YEL
YEL
YEL
RED
YEL
ORG
LT BLU
WHT
BLU
ORG
YEL
BLU
LT GRN
GRN
YEL
GRY
IGNITION SWITCH
FUSE
33
FUSE
38
ACCESSORY
RELAY 2
ACCESSORY
RELAY 1
IG 1
RELAY
FUSE
13
FUSE
23
FUSE
13
FUSE
2
FUSE
17
FUSE
8
FUSE
7
REAR
ACCESSORY
POWER
SUPPLY
SOCKET
(CONSOLE)
FRONT
ACCESSORY
POWER
SUPPLY
SOCKET
FUSE
19
(LEFT END OF DASH)
(RIGHT SIDE OF
ENGINE COMPT)
(LEFT
KICK PANEL)
(LEFT
KICK PANEL)
(RIGHT SIDE OF ENGINE COMPT)
(W/O PUSH
BUTTON START)
(NOT
USED)
MANUAL
A/C
(W/ EYESIGHT)
(W/
TELEMATICS)
(IF EQUIPPED)
MANUAL A/C
AUTOMATIC A/C
W/ PUSH BUTTON START
W/O PUSH BUTTON START
(W/
PUSH
BUTTON
START)
(W/O PUSH BUTTON
START)
(MANUAL
A/C)
(MANUAL
A/C)
(W/ MIRROR HEATER)
(M/T)
(W/ PUSH BUTTON START)
(W/
EYESIGHT)
(IF EQUIPPED)
W/ BSD/RCTA
GB-4
GB-4
FROM
FUSE & RELAY BOX (F/B)
(DIAGRAM 7 OF 7)
FROM KEYLESS
ACCESS
CONTROL MODULE
(DIAGRAM
7 OF 7)
TO FUSE & RELAY BOX (F/B)
(DIAGRAM 6 OF 7)
FROM KEYLESS ACCESS
CONTROL MODULE
(DIAGRAM
7 OF 7)
STARTING/
CHARGING
SYSTEM
TO KEYLESS
ACCESS CONTROL
MODULE
(DIAGRAM
7 OF 7)
FROM FUSE 14
(DIAGRAM
3 OF 7)
TO FUSE 4
(DIAGRAM
6 OF 7)
TO IG 2 RELAY
(DIAGRAM
6 OF 7)
TO FUSE 3
(DIAGRAM
4 OF 7)
1
2
2
1
3
4
3
4
Q
15A
10A
7.5A
7.5A
N
M
L
7.5A
K
15A
FUSE & RELAY BOX (F/B)
BODY
INTEGRATED
UNIT
BODY
INTEGRATED
UNIT
STEERING
HEATER
RELAY
AUDIO
A/C
CONTROL
PANEL
DATA
COMMUNICATION
MODULE
AUDIO
AMPLIFIER
AUX
INPUT
TERMINAL
RELAY HOLDER (I280)
NAVIGATION UNIT
J/C I82
VDC
CONTROL
MODULE
STEERING
ANGLE
SENSOR
STARTER
CUT
RELAY
STARTER
RELAY
FUEL
PUMP
RELAY
J/C B491
MAIN FUSE BOX (M/B)
POWER
STEERING
CONTROL
MODULE
ECM
TCM
STOP LIGHT
RELAY
RELAY HOLDER (B225)
OCCUPANT
DETECTION
CONTROL
MODULE
AIR BAG
CONTROL
MODULE
MFD
COMBINATION
METER
AB75
I302
2
AB75
I302
1
2
5
I84
1
T15
9
E115
E3
41
B139
41
2
2
B134
56
2
AB59
AB53
3
R464
28
I282
AB61
7
AB6
21
2
23
B152
2
AB35
2
1
I136
24
4
B204
3
B203
B450
1
B158
17
4
I136
27
7
6
B158
7
I137
12
B56
8
I136
6
B158
3
1
3
19
I282
R464
47
R316
12
I270
20
I149
I85
5
3
I136
28
8
I137
3
GRN
GRN
BLU
(OR BLU)
GRN
VIO
VIO
GRN
BLU/BLK
BRN
GRN
GRN
GRN
GRN
GRN
LT BLU
RED
YEL
PNK
BRN
GRN
RED
GRN
PNK
BRN
PNK
LT BLU
BRN
BRN
YEL
YEL
YEL
BLK
BLK
BLK
GRN
RED/BLU
BLK
VIO
GRN
YEL
YEL
YEL
YEL
YEL
YEL
VIO
GRN
YEL
BLK
FUSE 9
FUSE 4
IG 2
RELAY
FUSE 20
FUSE 5
FUSE 15
FUSE 10
(LEFT END OF DASH)
BEHIND
INSTRUMENT
CLUSTER
(LEFT
KICK PANEL)
(LEFT END
OF DASH)
(LEFT SIDE OF ENGINE COMPT)
(RIGHT SIDE OF
ENGINE COMPT)
(NOT
USED)
MANUAL A/C
AUTOMATIC A/C
(W/
PUSH
BUTTON
START)
(IF EQUIPPED)
(W/O NAVIGATION)
(IF EQUIPPED)
(W/ NAVIGATION)
(W/
TELEMATICS)
W/ PUSH BUTTON START
W/O PUSH BUTTON START
W/ STANDARD MFD
W/ HIGH GRADE MFD
(NOT USED)
(CVT)
GB-4
FROM ACCESSORY
RELAY 1 (DIAGRAM
5 OF 7)
FROM
FUSE & RELAY
BOX (F/B)
(DIAGRAM
7 OF 7)
FROM ACCESSORY
RELAY 1 (DIAGRAM
5 OF 7)
FROM
KEYLESS
ACCESS
CONTROL
MODULE
(DIAGRAM
7 OF 7)
FROM
IGNITION
SWITCH
(DIAGRAM
5 OF 7)
1
2
1
2
S
M
G
F
7.5A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Q
P
R
J/C I82
KEYLESS ACCESS
CONTROL MODULE
FUSE & RELAY BOX (F/B)
STEERING
LOCK
CONTROL
MODULE
KEY
WARNING
SWITCH
ID
CODE BOX
KEYLESS
ACCESS
CONTROL
MODULE
16
I75
4
7
1
1
I136
B56
3
22
27
16
28
9
8
25
12
I75
19
21
22
26
24
I241
9
14
10
8
12
2
7
5
13
11
BLU
(OR BLK)
BLK
BLK
BLK
BLK
BLK
BLK
LT GRN
RED/BLU
LT GRN
LT GRN
RED/BLU
LT GRN
RED/BLU
BLU
GRN
GRY
BLK
RED
YEL
ORG
BRN
WHT
GRN
PNK
VIO
VIO
PNK
GRN
WHT
BLK
BLK
YEL
RED
BLK
BLK
ORG
BRN
PUSH BUTTON IGNITION SWITCH
(GREEN)
(YELLOW)
INDICATOR
INDICATOR
ILLUMINATION
FUSE
36
FUSE
11
FUSE
16
FUSE
6
FUSE
34
FUSE
24
FUSE
29
FUSE
30
FUSE
21
(BEHIND
INSTRUMENT
CLUSTER)
(LEFT
KICK PANEL)
(LEFT END OF DASH)
(W/ PUSH BUTTON START)
(W/ PUSH BUTTON START)
(NOT USED)
(NOT USED)
(NOT USED)
W/ PUSH BUTTON START
W/O PUSH BUTTON START
(IF EQUIPPED)
GB-4
TO FUSE &
RELAY BOX (F/B)
(DIAGRAM 5 OF 7)
FROM FUSE & RELAY BOX (F/B)
(DIAGRAM 5 OF 7)
TO FUSE & RELAY BOX (F/B)
(DIAGRAM 6 OF 7)
TO
FUSE &
RELAY BOX
(F/B)
(DIAGRAM
6 OF 7)
FROM
MAIN FUSE
BOX (M/B)
(DIAGRAM
1 OF 7)
TO IGNITION
SWITCH
(DIAGRAM
5 OF 7)