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Rc F
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2017 Lexus RC F
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Wiring
Wiring diagram
2017 Lexus RC F — power distribution
Sheets
5
Labels
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Power distribution
Sheet 1
of 5
Sheet 2
of 5
Sheet 3
of 5
Sheet 4
of 5
Sheet 5
of 5
A
ALT
Q
P
30A
30A
7.5A
50A
50A
50A
20A
30A
K
H
E
C
B
15A
15A
10A
10A
50A
100A
80A
30A
120A
A
50A
80A
80A
120A
150A
50A
ENGINE ROOM
J/B 1 ASSEMBLY
ENGINE ROOM R/B 1 ASSEMBLY
BATTERY
INSTRUMENT
PANEL J/B
ASSEMBLY
STARTER
ASSEMBLY
ENGINE ROOM
J/B 2
ASSEMBLY
SEMI CONDUCTOR POWER
INTEGRATION ECU
ENGINE
ROOM
R/B 2
ASSEMBLY
A1
H1
I1
1E
C31
D32
B30
C32
1B
1D
1C
1A
LT GRN
BLK
BLK
BLK
RED
BLU
GRY
BLK
BLU
LT GRN
BLK
BLK
BLU
BLK/
BLK
BLK
GRN
BLK
LT GRN
BLU
RED
LT GRN
LT GRN
BLK
WHT
BLK
BLK
BLK
BLU
BLK
BLK
BLK
BLK
RED
BLK
BLK
J/B
LH-AM
FUSE
ALT
FUSE
ENG-AM
FUSE
P/I-B
FUSE
D/C
CUT
FUSE
MPX-B
1
FUSE
FUEL
PMP
FUSE
P/I-
AM
FUSE
J/B
LH-B
FUSE
ABS 2
FUSE
EPS
FUSE
H-LP
CLN
FUSE
TVD
FUSE
ENG-B
FUSE
ABS 1
FUSE
HTR
FUSE
MIR
HTR
FUSE
ARW SW
FUSE
FAN
LH
FUSE
NOISE
FILTER
FUSE
FAN
RH
FUSE
STRG
HTR
FUSE
IG1-
MAIN
FUSE
(RIGHT REAR
CORNER OF
ENGINE COMPT)
(RIGHT REAR CORNER
OF ENGINE COMPT)
(RIGHT
REAR
CORNER
OF
ENGINE
COMPT)
(LEFT END
OF DASH)
(LEFT SIDE OF
ENGINE COMPT)
(LEFT SIDE
OF ENGINE
COMPT)
fA
TO INSTRUMENT
PANEL J/B
ASSEMBLY
(DIAGRAM
5 OF 5)
TO ENGINE
ROOM J/B 2
ASSEMBLY
(DIAGRAM
3 OF 5)
TO ENGINE ROOM
J/B 2 ASSEMBLY
(DIAGRAM
1 OF 5)
STARTING/
CHARGING
SYSTEM
TO
EPS-B
FUSE
(DIAGRAM
2 OF 5)
ENGINE
CONTROLS
SYSTEM
TRANSMISSIONS
SYSTEM
ANTI-LOCK
BRAKES
SYSTEM
WIPER/
WASHER
SYSTEM
ANTI-LOCK
BRAKES
SYSTEM
TO INSTRUMENT
PANEL J/B
ASSEMBLY
(DIAGRAM
4 OF 5)
AIR
CONDITIONING
SYSTEM
ELECTRONIC
POWER STEERING
SYSTEM
FROM ENGINE
ROOM J/B 1
ASSEMBLY
(DIAGRAM
1 OF 5)
MEMORY
SYSTEMS
DOOR
LOCKS &
ANTI-THEFT
SYSTEMS
ANTI-LOCK BRAKES,
INSTRUMENT CLUSTER,
COMPUTER DATA LINES,
ELECTRONIC POWER
STEERING, MIRRORS,
SEATS, MEMORY &
SOUND SYSTEMS
TO ENGINE
ROOM R/B 2
ASSEMBLY
(DIAGRAM
2 OF 5)
TO ENGINE
ROOM R/B 2
ASSEMBLY
(DIAGRAM
3 OF 5)
ACTIVE
BODYWORKS
SYSTEM
COOLING
FANS
SYSTEM
TO ENGINE
ROOM R/B 2
ASSEMBLY
(DIAGRAM
3 OF 5)
SEATS
SYSTEM
DEFOGGER
SYSTEM
Q
25A
10A
10A
10A
5A
25A
40A
30A
30A
P
30A
5A
5A
ENGINE ROOM R/B 1 ASSEMBLY
H-LP
LH RELAY
H-LP RH
MIR HTR RELAY
ENGINE
ROOM R/B 2
ASSEMBLY
3
1
1
3
RED
BLK/
WHT
GRY
WHT
BLU
BLK
BLK
BLU
BLU
BLU
BLK
BLK
BLK
WHT
PNK
GRY
H-LP
MAIN RH
FUSE
H-LP
MAIN LH
FUSE
VVT
FUSE
INJ 2
FUSE
DCM
FUSE
EPS-B
FUSE
ST
FUSE
STOP
FUSE
HORN
FUSE
S-HORN
FUSE
ETCS
FUSE
INJ 1
FUSE
(RIGHT REAR CORNER
OF ENGINE COMPT)
(LEFT SIDE
OF ENGINE
COMPT)
FROM
FUEL PMP
FUSE
(DIAGRAM
1 OF 5)
STARTING/
CHARGING
SYSTEM
ELECTRONIC
POWER
STEERING
SYSTEM
NAVIGATION
SYSTEM
ENGINE
CONTROLS
SYSTEM
FROM
ENGINE
ROOM J/B 2
ASSEMBLY
(DIAGRAM
1 OF 5)
HORNS
SYSTEM
ENGINE
CONTROLS
SYSTEM
ANTI-THEFT &
DOOR LOCKS
SYSTEMS
ANTI-LOCK BRAKES,
SHIFT INTERLOCK,
EXTERIOR LIGHTS,
ENGINE
CONTROLS,
CRUISE
CONTROL &
TRANSMISSIONS
SYSTEMS
ENGINE
CONTROLS
SYSTEM
15A
D
F
IG
BATT
G
10A
10A
15A
20A
25A
15A
E
15A
20A
5A
5A
25A
5A
10A
C
B
ENGINE ROOM R/B 2 ASSEMBLY
J/C 1
(A65)
GROUND J/C 1 (A68)
ENGINE ROOM
J/B 2 ASSEMBLY
SEMICONDUCTOR
POWER
INTEGRATION
ECU
A/F
RELAY
EFI-MAIN
RELAY
H-LP LH-LO
RELAY
H-LP RH-LO
RELAY
D11
17
18
F2
G4
G3
F4
E1
B1
1
3
5
2
3
1
2
RED
RED
GRN
GRN
BLU
RED
BLK
GRN
GRN
BLU
GRN
BLK
LT GRN
WHT
BLK
BLU
BLU
RED
WHT/
BLK
BLK
WHT/
RED
RED
WHT/
BLK
BLK
WHT/
GRN
GRN
IG1 MAIN
RELAY
EPS-IG
FUSE
S/HTR F/R
FUSE
WIPER
FUSE
ENG-IG 2
FUSE
RADAR-IG
FUSE
WASHER
FUSE
ENG-IG 1
FUSE
WIRING
HARNESS
CONDENSER
ASSEMBLY 1
H-LP
LH-LO
FUSE
EFI-MAIN
FUSE
A/F
FUSE
IG2-MAIN
FUSE
H-LP
RH-LO
FUSE
IG2
RELAY
IG2
FUSE
P INJ
FUSE
(LEFT SIDE OF
ENGINE COMPT)
(LEFT
SIDE OF
ENGINE
COMPT)
(LEFT REAR CORNER
OF ENGINE COMPT)
(RIGHT REAR CORNER
OF ENGINE COMPT)
(LEFT SIDE
OF ENGINE
COMPT)
AC
AF
FROM
ENGINE ROOM
R/B 2
ASSEMBLY
(DIAGRAM
1 OF 5)
FROM
ENGINE ROOM
R/B 2
ASSEMBLY
(DIAGRAM
1 OF 5)
SEATS
SYSTEM
WIPER/
WASHER
SYSTEM
COOLING
FANS
SYSTEM
ELECTRONIC
POWER STEERING
SYSTEM
CRUISE
CONTROL
SYSTEM
FROM
INSTRUMENT
PANEL J/B
ASSEMBLY
(DIAGRAM
5 OF 5)
WIPER/WASHER
SYSTEM
FROM ENGINE
ROOM J/B 1
ASSEMBLY
(DIAGRAM
1 OF 5)
TO INSTRUMENT
PANEL J/B
ASSEMBLY
(DIAGRAM
4 OF 5)
ENGINE
CONTROLS &
TRANSMISSIONS
SYSTEMS
ENGINE
CONTROLS &
TRANSMISSIONS
SYSTEMS
FROM
INSTRUMENT
PANEL J/B
ASSEMBLY
(DIAGRAM
5 OF 5)
ENGINE
CONTROLS
SYSTEM
10A
15A
15A
7.5A
10A
J
M
L
BECU
R
R
N
10A
30A
30A
20A
7.5A
30A
30A
30A
15A
10A
5A
7.5A
20A
5A
H
7.5A
7.5A
7.5A
7.5A
SS2
SS1
ACCD
IG1D
AGND
G
SSW2
SSW1
+B
INSTRUMENT PANEL J/B ASSEMBLY
MAIN BODY
ECU
DOME CUT
RELAY
CERTIFICATION ECU
ENGINE SWITCH
INSTRUMENT
PANEL J/B
ASSEMBLY
FUEL LOCK
RELAY
D DR UNLOCK
RELAY
L/D DR UNLOCK
RELAY
ALL DR LOCK
RELAY
A56
A32
D3
D20
31
C19
A8
A28
A27
A44
A43
C9
A53
D30
A15
A31
A11
A13
A14
A1
D4
D5
B15
D27
A21
A30
A50
A10
A3
F1
O6
9
3
5
6
1
A22
12
A13
O6
18
16
10
C2
PNK
BLK
VIO
VIO
BLK
LT GRN
BLK
YEL
BLU
LT
VIO
BLK
LT GRN
BLK
BLK
BLU
WHT
ORG
LT BLU
BLK
GRN
BLK
GRN
LT BLU
GRN
GRN
BLK
ORG
BLK
PNK
VIO
GRY
LT GRN
BLU
LT GRN
BLU
GRY
ORG
WHT
STRG
LOCK
FUSE
IGN 2
FUSE
RADIO 2
FUSE
AMP 1
FUSE
A/BAG-IG2
FUSE
IGN 1
FUSE
HAZ
FUSE
AMP 2
FUSE
METER
FUSE
AM2
FUSE
SMART
FUSE
ODS
FUSE
D/L
FUSE
RADIO 1
FUSE
ECU-B
FUSE
DOME
FUSE
P/SEAT
F/R
FUSE
DOOR
F/R
FUSE
J/B-AM
FUSE
ARW
FUSE
TVD-AM
FUSE
OBD
FUSE
TI &
TE
FUSE
(LEFT END OF DASH)
(RIGHT END OF DASH)
(LEFT END
OF DASH)
(NOT
USED)
(NOT
USED)
FROM ENGINE
ROOM R/B 1
ASSEMBLY
(DIAGRAM 1 OF 5)
FROM ENGINE
ROOM J/B 2
ASSEMBLY
(DIAGRAM 3 OF 5)
TO
ALL DR
LOCK RELAY
(DIAGRAM
4 OF 5)
SUPPLEMENTAL
RESTRAINTS
SYSTEM
SHIFT
INTERLOCK
SYSTEM
SUPPLEMENTAL
RESTRAINTS
SYSTEM
NAVIGATION
SYSTEM
SHIFT
INTERLOCK
SYSTEM
INTERIOR
LIGHTS
SYSTEM
NAVIGATION & SOUND SYSTEMS
INSTRUMENT
CLUSTER &
EXTERIOR
LIGHTS
SYSTEMS
COMPUTER
DATA LINES
SYSTEM
ANTI-THEFT
SYSTEM
ENGINE
CONTROLS
SYSTEM
ENGINE CONTROLS,
CRUISE CONTROL &
EXTERIOR LIGHTS
SYSTEMS
ENGINE CONTROLS,
ANTI-LOCK BRAKES,
CRUISE CONTROL, DOOR LOCKS,
INSTRUMENT CLUSTER,
HEADLIGHTS, EXTERIOR LIGHTS,
ANTI-THEFT, WARNING,
SUPPLEMENTAL RESTRAINTS,
INTERIOR LIGHTS, POWER TOPS,
ELECTRONIC POWER STEERING,
TRUNK, TAILGATE, FUEL DOORS &
NAVIGATION SYSTEMS
TO INSTRUMENT
PANEL J/B ASSEMBLY
(DIAGRAM 5 OF 5)
TO INSTRUMENT
PANEL J/B ASSEMBLY
(DIAGRAM 5 OF 5)
FROM
ECU-ACC
FUSE
(DIAGRAM
5 OF 5)
FROM
ACC RELAY
(DIAGRAM
5 OF 5)
FROM
D/L FUSE
(DIAGRAM
4 OF 5)
TRANSMISSIONS
SYSTEM
MEMORY &
ELECTRONIC
POWER
STEERING
SYSTEMS
SEATS
SYSTEM
MEMORY
SYSTEMS
WARNING
SYSTEMS
POWER
WINDOWS
SYSTEM
ACTIVE
BODYWORKS
SYSTEM
COMPUTER
DATA LINES
SYSTEM
J
F
D
M
GND 1
L
TRLY
7.5A
15A
IG
ACC
E
B
N
20A
K
15A
7.5A
30A
30A
7.5A
7.5A
5A
7.5A
10A
10A
10A
10A
15A
5A
10A
INSTRUMENT PANEL J/B ASSEMBLY
MAIN
BODY
ECU
BKUP LP
RELAY
J/C 1
(A65)
J/C 9
(W13)
TRUNK OPEN
RELAY
MAIN BODY ECU
5
4
6
OW1
11
11
A23
12
14
10
6
11
10
8
A42
A19
A55
C5
D19
14
A12
C17
C10
A52
D29
C21
D28
A39
32
D34
A54
C3
C13
D14
D15
30
B13
B12
D21
C20
D13
3
1
B1
C11
B19
B7
A33
C23
A49
B32
C22
E1
A35
D6
VIO
VIO
VIO
VIO
GRN
VIO
GRY
VIO
BLK
GRN
GRN
RED
VIO
GRN
LT GRN
BLK
BLU
RED
WHT
BLK
BLU
VIO
VIO
VIO
YEL
ORG
GRN
GRY
RED
RED
GRN
BLK
LT BLU
VIO
GRY
BLK
BLK
BLU
BLK
WHT/
BLK
WHT/
BLK
LT GRN
VIO
PNK
BLK
WHT/
BLK
WHT/
BLK
IG1 2
RELAY
IG1 1
RELAY
IG1 3
RELAY
ECU-IG1
1
FUSE
S/HTR F/L
FUSE
IG1 1
FUSE
IG1 2
FUSE
BKUP
LP
FUSE
WIPER
SW-IG
FUSE
ECU-IG1 2
FUSE
IG1 3
FUSE
TAIL
RELAY
P/OUTLET 1
FUSE
P/W
FUSE
A/C
FUSE
ECU-ACC
FUSE
P/SEAT
F/L
FUSE
DOOR
F/L
FUSE
TRUNK
OPN
FUSE
S/ROOF
FUSE
PANEL
FUSE
P/OUTLET
RELAY
ACC
RELAY
TAIL
FUSE
POWER
OUTLET
SOCKET
ASSEMBLY 1
(LEFT END OF DASH)
(LEFT
SIDE OF
ENGINE
COMPT)
(RIGHT
KICK
PANEL)
(LEFT
"A"
PILLAR)
(LEFT KICK
PANEL)
OC
OA
(NOT
USED)
(NOT
USED)
(NOT
USED)
FROM
CERTIFICATION
ECU
(DIAGRAM
4 OF 5)
TO ENGINE
ROOM J/B 2
ASSEMBLY
(DIAGRAM
3 OF 5)
TO ENGINE
ROOM R/B 2
ASSEMBLY
(DIAGRAM 3 OF 5)
FROM ENGINE
ROOM J/B 1
ASSEMBLY
(DIAGRAM 1 OF 5)
ANTI-LOCK
BRAKES
SYSTEM
POWER
TOPS,
PASSIVE
RESTRAINTS,
WARNING,
MEMORY &
ACTIVE
BODYWORKS
SYSTEMS
NAVIGATION &
TRANSMISSIONS
SYSTEMS
SHIFT
INTERLOCK
SYSTEM
SEATS
SYSTEM
WIPER/
WASHER
SYSTEM
SEATS
SYSTEM
WIPER/WASHER,
HEADLIGHTS &
EXTERIOR LIGHTS
SYSTEMS
ANTI-LOCK
BRAKES
SYSTEM
ENGINE
CONTROLS,
TRANSMISSIONS &
CRUISE
CONTROL
SYSTEMS
AIR
CONDITIONING
SYSTEM
ANTI-LOCK
BRAKES,
SEATS,
AIR
CONDITIONING,
MEMORY,
NAVIGATION,
ELECTRONIC
POWER
STEERING &
SOUND SYSTEMS
AIR
CONDITIONING,
SEATS,
NAVIGATION,
SOUND, DEFOGGER,
TRANSMISSIONS,
ANTI-LOCK BRAKES &
CRUISE CONTROL
SYSTEMS
COMPUTER
DATA LINES,
NAVIGATION,
CRUISE
CONTROL &
WARNING
SYSTEMS
NAVIGATION
SYSTEM
MIRRORS
SYSTEM
WIPER/
WASHER
SYSTEM
POWER TOPS
SYSTEMS
TO
TVD-AM
FUSE
(DIAGRAM
4 OF 5)
TO L/D DR
UNLOCK RELAY
(DIAGRAM
4 OF 5)
INTERIOR
LIGHTS &
INSTRUMENT
CLUSTER
SYSTEMS
MEMORY
SYSTEMS
AIR CONDITIONING
SYSTEM
POWER
WINDOWS,
MIRRORS &
MEMORY
SYSTEMS
EXTERIOR
LIGHTS
SYSTEM
INTERIOR
LIGHTS
TRANSMISSIONS
SYSTEM
POWER
WINDOWS
SYSTEM
SEATS &
MEMORY
SYSTEMS
FROM
CERTIFICATION
ECU
(DIAGRAM
4 OF 5)
NAVIGATION &
SOUND
SYSTEMS
POWER
TOPS
SYSTEM