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Chevrolet
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Corvette
·
2012 Chevrolet Corvette
·
Wiring
Wiring diagram
2012 Chevrolet Corvette — power distribution
Sheets
4
Labels
927
Power distribution
Sheet 1
of 4
Sheet 2
of 4
Sheet 3
of 4
Sheet 4
of 4
1
2
1
2
A
25A
15A
25A
15A
30A
40A
40A
30A
60A
40A
10A
20A
BLK)
(8 GA-
60A
20A
20A
B
30A
10A
15A
20A
15A
30A
30A
UNDERHOOD FUSE BLOCK
BATTERY
BLOWER
MOTOR
CONTROL
MODULE
STARTER
MOTOR
ELECTRONIC
BRAKE
CONTROL
MODULE (EBCM)
REMOTE
CONTROL
DOOR LOCK
RECEIVER
(RCDLR)
ENGINE
CONTROL
MODULE
(ECM)
AUTOMATIC
TRANSMISSION
FAN
CONTROL
MODULE
GENERATOR
ELECTRONIC
SUSPENSION
CONTROL (ESC)
MODULE
AUDIO
AMPLIFIER
REVERSE
LOCKOUT
SOLENOID
EVAPORATIVE
EMISSION (EVAP)
CANISTER VENT
SOLENOID VALVE
FUEL
PUMP
RELAY 55
HIGH
BEAM
RELAY 39
A/C
COMP
RELAY 35
LOW
BEAM
RELAY 47
POWERTRAIN
IGN 1
RELAY 44
HORN
RELAY 34
REAR
DEFOG
RELAY 40
CRANK
RELAY 43
PARK/POS
LAMP
RELAY 37
FRT FOG
LP
RELAY 38
WIPER
ON/OFF
RELAY 45
WIPER
RUN/ACC
RELAY 42
W/S
WASH
RELAY 36
HDLP
WASH
RELAY 46
GENERATOR
FOLDING
TOP CONTROL
MODULE
I/P FUSE
BLOCK
FUEL DR
RELSE RELAY
PASSENGER
SEAT
LUMBAR
SWITCH
DRIVER
HEATED
SEAT
MODULE
PASSENGER
HEATED
SEAT
MODULE
PASSENGER
SEAT
LUMBAR PUMP/
CONTROL
MODULE
PASSENGER
DOOR
CONTROL
MODULE
PASSENGER
SEAT
ADJUSTER
SWITCH
I/P RELAY
BLOCK
DRIVER
MEMORY
SEAT
MODULE
DRIVER
SEAT
ADJUSTER
SWITCH
DRIVER SEAT
LUMBAR PUMP/
CONTROL MODULE
DRIVER DOOR
CONTROL MODULE
DRIVER
SEAT
LUMBAR
SWITCH
X184
B4
X184
34
X420
12
39
X184
X2
10
X501
10
X600
A4
X375
X382
A4
X375
A6
A6
X382
D11
X1
4
D5
X3
X2
E4
D5
H
X1
X1
20
4
A
32
E2
E1
X3
A2
A18
A19
F2
F1
F12
B1
X4
A1
A
C2
D1
25
1
B
E
C
X1
K3
K2
H13
H14
C14
F8
E6
X1
D
A
K10
A2
X4
3
K
K
A
E
X1
K14
A9
A8
M8
A3
C7
5
A
X1
X1
A
E
D4
C4
20
20
WHT
RED/
WHT
RED/
RED/
WHT
WHT
RED/
RED/
WHT
RED/WHT
RED/
WHT
RED/
WHT
RED/
WHT
RED/
WHT
RED/
WHT
WHT
RED/
WHT
RED/
WHT
RED/
WHT
RED/
RED/
WHT
RED/
WHT
RED/
BLK
RED/
WHT
BLK
RED
RED/
BLK
RED/
RED/
RED/
BLK
RED/
BLK
NCA
RED
RED
RED/
WHT
RED/
BLK
RED
BLK
RED/BLK
BLK
RED/
WHT
RED/
RED/
BLK
WHT
RED/
WHT
RED/
RED/
WHT
NCA
NCA
WHT
RED/
WHT
RED/
NCA
RED/
BLK
WHT
RED/
WHT
RED/
RED/
BLK
WHT
RED/
WHT
WHT
RED/
RED/
WHT
RED/
WHT
RED/
NCA
WHT
RED/
WHT
RED/
WHT
RED/
RED/
WHT
ECM/TCM/EASY KEY
FUSE 56
ABS
FUSE 11
HVAC
FUSE 28
COOLFAN
FUSE 25
AMP
FUSE 31
MRRTD
FUSE 13
ABS
FUSE 27
FUSIBLE
LINK
FUEL PUMP
FUSE 20
HORN/
ALT SENSE
FUSE 2
A/C COMP
FUSE 15
BATT 2
FUSE 29
STARTER
FUSE 30
PK LAMPS
FUSE 8
HDLP WASH
FUSE 18
W/S WASH
FUSE 17
FRT FOG LP
FUSE 22
WIPER
FUSE 4
BATT 1
FUSE 33
PRW/WNDWS
TRUNK/FUEL RELSE
CIRCUIT BREAKER
PASS HTD
SEAT
FUSE
DRVR HTD
SEAT
FUSE
PWR SEATS
MSM
CIRCUIT BREAKER
(ON RIGHT SIDE OF ENGINE COMPT)
(6 CM
FROM
EBCM
BREAKOUT)
(19 CM FROM
CONNECTOR X184
BREAKOUT)
(4 CM FROM
BREAKOUT TO
IGNITION COIL/
MODULE 5)
(IN RIGHT FRONT
FOOTWELL,
MOUNTED TO
TOE BOARD)
(11.5 CM
FROM THE
MAIN
HARNESS,
LEADING
TO PCM)
(IN RIGHT FRONT
FOOTWELL, MOUNTED
TO TOE BOARD)
J195
J420
J222
J234
J380
J399
(PREMIUM)
(BASE)
(A/T)
(W/ MAGNETIC
RIDE CONTROL)
(M/T)
(EXCEPT
6.2L
(VIN R))
6.2L
(VIN W) &
7.OL
(W/ POWER
FOLDING ROOF)
W/ MAGNETIC RIDE CONTROL
W/O MAGNETIC RIDE CONTROL
W/O
MEMORY
W/
MEMORY
(W/ FRONT
HEATED SEATS)
(W/ FRONT
HEATED SEATS)
(IF
EQUIPPED)
TO BATT 3
FUSE 26
(DIAGRAM
2 OF 4)
TO I/P
FUSE BLOCK
(DIAGRAM
3 OF 4)
A
30
15A
C
85
10A
15A
10A
30
85
15A
30
10A
10A
2A
86
87
60A
10A
10A
15A
10A
CTRL
RLY
10A
D
UNDERHOOD
FUSE
BLOCK
BODY CONTROL MODULE (BCM)
STOP LAMP
RELAY
BCK/UP LAMP
RELAY
LOGIC
DATA LINK
CONNECTOR
(DLC)
AUTOMATIC
TRANSMISSION
SHIFT LEVER
FOLDING TOP
CONTROL SWITCH
RADIO
I/P RELAY
BLOCK
EXHAUST
TAIL PIPE
FLOW VALVE
CONTROL
MODULE
INSTRUMENT
PANEL
CLUSTER
(IPC)
HEAD UP
DISPLAY
(HUD)
HVAC
CONTROL
MODULE
REAR/FOG
RELAY
I/P RELAY
BLOCK
TONNEAU
RELSE RELAY
TRAFFIC
INFORMATION
RECEIVER
DIGITAL
RADIO
RECEIVER
LOGIC
DRIVER DOOR
UNLATCH
PCB RELAY
PASSENGER
DOOR UNLATCH
PCB RELAY
INADVERTENT
LOAD CONTROL
PCB RELAY
INFLATABLE
RESTRAINT
STEERING
WHEEL
MODULE COIL
PASSENGER
HEATED
SEAT CONTROL
MODULE
DRIVER
HEATED
SEAT CONTROL
MODULE
WIPER RUN/
ACC RELAY 42
STEERING
COLUMN
LOCK
CONTROL
MODULE
INSIDE
REARVIEW
MIRROR
(ISRVM)
HVAC
CONTROL
MODULE
INSIDE
AIR
TEMPERATURE
SENSOR
LEFT
AUTOMATIC
TRANSMISSION
MANUAL SHIFT
SWITCH
TURN SIGNAL/
MULTI-FUNCTION
SWITCH
UNDERHOOD FUSE BLOCK
X231
A6
A1
X382
X375
A1
A4
B4
X4
F5
X3
X3
D10
X3
D1
E10
X4
A8
X2
X3
D4
X4
D10
X2
2
1
X2
3
X4
D8
C
X276
E8
13
1
X2
X1
A7
3
X277
1
X1
3
5
B11
C1
X4
D6
X3
A8
X4
16
F6
F4
F9
4
X1
A7
A6
X3
D7
5
E6
B1
16
3
X3
X3
D3
E11
C3
F19
G19
X1
B
X1
B
K15
G5
F5
RED/
WHT
RED/
WHT
RED/WHT
BLK
RED/
RED/
WHT
RED/
WHT
RED/
WHT
WHT
RED/
PNK
PNK
PNK
PNK
PNK
PNK
NCA
PNK
PNK
NCA
PNK
NCA
RED/
WHT
RED/
BLK
RED/
BLK
RED/
WHT
RED/
WHT
WHT
RED/
RED/
WHT
RED/
WHT
RED/
WHT
WHT
RED/
WHT
RED/
PNK
PNK
PNK
PNK
PNK
STOP/B/U/
LAMPS
FUSE 5
BATT 3
FUSE 26
CLSTR/HUD
FUSE
REAR FOG/
ALDL/TOP
SWTCH
FUSE
BTSI
SOL/STR WHL
LCK
FUSE
TONNEAU
RELSE
FUSE
RDO/S-BAND/
VICS
FUSE
HVAC/
PWR SND
FUSE
EX MDL
FUSE
CTSY/
LAMP
FUSE
DR
LCK
FUSE
RUN CRNK
RELAY
HTD SEAT/
WPR RLY
FUSE
ISRVM/
HVAC
FUSE
CRUISE
SWTCH
FUSE
DIODE
2
DIODE
1
(ON RIGHT SIDE OF
ENGINE COMPT)
(MOUNTED ON TOE BOARD,
IN RIGHT FOOTWELL)
(5.0 CM FROM CONNECTOR
X109 BREAKOUT)
(IN RIGHT FRONT
FOOTWELL,
MOUNTED TO
TOE BOARD)
(IN RIGHT FRONT FOOTWELL,
MOUNTED TO TOE BOARD)
(39 CM FROM THE
HVAC CONTROL
MODULE CONNECTOR)
(ON RIGHT SIDE OF ENGINE COMPT)
J208
J231
(NOT
USED)
W/ RR FOG
LAMP
W/ DIGITAL
RADIO
W/O DIGITAL
RADIO
(W/ POWER
FOLDING ROOF)
(A/T)
(IF EQUIPPED)
(7.0L &
6.2L (VIN R))
(A/T)
(W/ FRONT
HEATED SEATS)
(W/ FRONT
HEATED SEATS)
(IF EQUIPPED)
FROM
BATT 1
FUSE 33
(DIAGRAM
1 OF 4)
TO BATT 5
FUSE 7
(DIAGRAM
3 OF 4)
TO GMLAN
RUN/CRNK FUSE
(DIAGRAM
3 OF 4)
WIPER/
WASHER
SYSTEM
1
2
1
2
1
2
1
2
D
10A
10A
10A
15A
20A
B
15A
20A
20A
20A
10A
10A
E
C
30A
10A
10A
BODY CONTROL MODULE (BCM)
I/P FUSE BLOCK
UNDERHOOD
FUSE BLOCK
FUEL PUMP
FLOW CONTROL
MODULE
INFLATABLE
RESTRAINT
FRONT
PASSENGER
PRESENCE
SYSTEM (PPS)
MODULE
INFLATABLE
RESTRAINT
SENSING &
DIAGNOSTIC
MODULE (SDM)
FUEL PUMP
FLOW CONTROL
MODULE RELAY
ENGINE
CONTROL
MODULE
(ECM)
AUTOMATIC
TRANSMISSION
UNDERHOOD
FUSE BLOCK
REAR
COMPARTMENT
LID PULLDOWN
ACTUATOR
TRUNK RELSE
RELAY
I/P RELAY
BLOCK
UNDERHOOD
FUSE BLOCK
YAW &
LATERAL
ACCELERATION
SENSOR
STEERING
ANGLE
SENSOR
ELECTRONIC
SUSPENSION
CONTROL (ESC)
MODULE
ELECTRONIC
BRAKE
CONTROL
MODULE
(EBCM)
LOGIC
SUSPENSION
CONTROL
MODULE
BODY CONTROL MODULE (BCM)
LOGIC
FOLDING TOP
STOWAGE
COMPARTMENT
LID LATCH
PULLDOWN
ACTUATOR
VEHICLE
COMMUNICATION
INTERFACE
MODULE (VCIM)
DRIVER
WINDOW
SWITCH
STEERING
COLUMN
TELESCOPE
SWITCH
DRIVER
SEAT
ADJUSTER
SWITCH
DRIVER
MEMORY
SEAT
MODULE
X2
5
15
F5
11
5
4
X2
E3
X4
F4
B3
X375
C10
X231
A5
X555
X184
29
X1
37
X184
X382
B3
X2
A11
X3
A9
9
C10
X4
B10
X3
D5
C5
E8
1
X1
19
32
F11
12
E11
31
C
C
A
A
D7
C7
H
X4
A1
X3
D11
C1
X4
B12
X4
A7
F1
C5
X3
A
15
X1
B5
X3
D1
X3
D12
E1
C
4
E
X2
B11
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
RED/
WHT
WHT
RED/
WHT
RED/
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
RED/
BLK
WHT
RED/
WHT
RED/
WHT
RED/
BLK
BLK
WHT
WHT
WHT
BLK
RED/
RED/
RED/
PNK
WHT
RED/
WHT
RED/
WHT
RED/
WHT
RED/
RED/
WHT
RED/
WHT
RED/
WHT
RED/
NCA
WHT
RED/
WHT
RED/
WHT
GMLAN
RUN/CRNK
FUSE
SDM/AOS SWITCH
AIR BAG
FUSE
ECM
FUSE
TRUNK RELSE
FUSE
LTR
FUSE
AUX PWR
FUSE
ABS/MRRTD
FUSE 3
TCM/TRANS
FUSE 1
ACCESSORY
POWER
OUTLET
CIGAR
LIGHTER
BATT 5
FUSE 7
TELE
SWITCH/MSM
FUSE
IGN SWITCH/
INTR SENS
FUSE
DRIV
DR SWITCH
FUSE
TPA
FUSE
ONSTAR
FUSE
(MOUNTED ON TOE BOARD,
IN RIGHT FOOTWELL)
(IN RIGHT FRONT FOOTWELL,
MOUNTED TO TOE BOARD)
(NEAR FUEL
PUMP FLOW
CONTROL MODULE)
(ON RIGHT SIDE
OF ENGINE COMPT)
(IN ENGINE
HARNESS)
(ON RIGHT SIDE
OF ENGINE COMPT)
(AT BASE
OF RIGHT)
(IN RIGHT FRONT FOOTWELL,
MOUNTED TO TOE BOARD)
(ON RIGHT SIDE OF
ENGINE COMPT)
(MOUNTED ON TOE BOARD,
IN RIGHT FOOTWELL)
J464
J139
J246
J239
J393
(NOT
USED)
EXCEPT
COUPE
COUPE
(A/T)
PERFORMANCE PACKAGE SPECIAL COUPE
(W/ MAGNETIC
EXCEPT PERFORMANCE PACKAGE SPECIAL COUPE
RIDE CONTROL)
(NOT
USED)
(NOT
USED)
(W/ ONSTAR)
(IF EQUIPPED)
(W/ POWER
FOLDING ROOF)
(W/ MEMORY)
G202
FROM SPLICE
J222
(DIAGRAM
1 OF 4)
FROM HTD SEAT/
WPR RLY FUSE
(DIAGRAM
2 OF 4)
FROM STOP/
B/U/LAMPS
FUSE 5
(DIAGRAM
2 OF 4)
TO IGNITION
MODE SWITCH
(DIAGRAM
4 OF 4)
E
OFF
ON
IGN 1 VOLT
IGN 1 VOLT
START
GND
IGN DATA SIG
IGN 1 VOLTAGE
OFF IND CTRL
MODE VOLTAGE
MODE CTRL
START IND CTRL
SIG
LOW REF
BACK UP SIG
LOW REF
RIGHT SIG
LOW REF
LEFT SIG
ACC IND CTRL
LOW REF
LOGIC
REMOTE CONTROL
DOOR LOCK
RECEIVER (RCDLR)
BODY CONTROL
MODULE (BCM)
G
D
C
J
H
B
E
F
D3
X4
X3
B5
X4
71
C8
K
A
J
G
X1
F
C
11
7
X2
X1
66
14
J
A
D
C
G
B
H
X2
A
B
A
B
A
B
A
B
PNK
BLK
WHT
BRN/
LT GRN
ORG
DK BLU
WHT
LT GRN/
LT GRN
PNK
PNK
LT GRN
PNK
LT BLU
LT BLU/
WHT
ORG/BLK
PNK
LT BLU
LT BLU/WHT
ORG
LT GRN
LT GRN/WHT
DK BLU
PPL
TAN
LT GRN
LT GRN/BLK
PNK
PNK/BLK
ORG
PPL
TAN
LT GRN
LT GRN/BLK
PNK
PNK/BLK
ORG
ORG/BLK
IGNITION
MODE
SWITCH
ACC
IND
OFF
IND
START
IND
LEFT KEYLESS
ENTRY ANTENNA
RIGHT KEYLESS
ENTRY ANTENNA
REAR COMPARTMENT
KEYLESS ENTRY
ANTENNA
BACKUP
KEYLESS ENTRY
ANTENNA
(MOUNTED ON TOE
BOARD, IN RIGHT
FOOTWELL)
FROM BODY
CONTROL MODULE
(DIAGRAM
3 OF 4)
INTERIOR
LIGHTS
SYSTEM