Honda Civic X (2015-2021) relay circuit board Wiring diagrams
This page contains all the electrical diagrams for the component. relay circuit board, in which he is found in the car Honda Civic X (2015-2021). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
relay circuit board wiring diagram (1 of 34)
BLK WIRE
BODY CONTROL MODULE
BRN WIRE
CARGO AREA LIGHT
COMPUTER DATA LINES SYSTEM
DRIVER'S VANITY MIRROR SWITCH
FRONT INDIVIDUAL MAP LIGHT
FUSE 18
FUSE 21
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
INTERIOR LIGHTS CUT RELAY
LEFT "C" PILLAR)
LT BLU WIRE
LT GRN WIRE
OFF
OFF ON ON
PASSENGER'S VANITY MIRROR SWITCH
PPL
RED WIRE
RELAY CIRCUIT BOARD
SEDAN COUPE HATCHBACK
TAILGATE LATCH
TRUNK LID LATCH
TRUNK LIGHT
UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
YEL WIRE
Go to component -> Courtesy lamps circuit (1 of 2) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (2 of 34)
BLK WIRE
BLU WIRE
BODY CONTROL MODULE
BRN WIRE
CARGO AREA LIGHT
COMPUTER DATA LINES SYSTEM
CVT
DRIVER'S VANITY MIRROR LIGHT
ENGINE COMPT)
FRONT INDIVIDUAL MAP LIGHT
FUSE 18
FUSE 21
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
INTERIOR LIGHTS CUT RELAY
KEY IN
LEFT "C" PILLAR)
LT BLU WIRE
LT GRN WIRE
M/T
OFF
OFF ON ON
PASSENGER'S VANITY MIRROR LIGHT
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
STEERING LOCK (IF EQUIPPED)
TAILGATE LATCH
TRUNK LID LATCH
TRUNK LIGHT
UNDER-HOOD FUSE/RELAY BOX
W/ VANITY MIRROR LIGHT W/O VANITY MIRROR LIGHT COUPE, SEDAN HATCHBACK
WHT WIRE
YEL WIRE
Go to component -> Entry light timer circuit (1 of 2) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (3 of 34)
2.0L TURBO
AUTOMATIC BRAKE HOLD SWITCH
B-CAN H
B-CAN L
B-CAN TRANSCEIVER
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
COMPUTER DATA LINES SYSTEM
COUPE
COUPE HATCHBACK
DC-DC CONVERTER
EXCEPT 2.0L TURBO
FUSE 18
FUSE 9 8
GAUGE CONTROL MODULE
GRN WIRE
GRY WIRE
HATCHBACK
HIGH MOUNT BRAKE LIGHT
HOT AT ALL TIMES
LEFT TURN SIGNAL INDICATOR (LED)
LT GRN WIRE
NO. 2
PCM
PNK WIRE
RED WIRE
RELAY CIRCUIT BOARD
RIGHT TURN SIGNAL INDICATOR (LED)
TAN WIRE
TRUNK LID OUTER HANDLE SWITCH/ LICENSE PLATE LIGHT
UNDER-HOOD FUSE/RELAY BOX
VSA MODULATOR CONTROL UNIT
WARNING DRIVING CIRCUIT
WHT WIRE
Go to component -> Exterior lamps circuit, coupe (4 of 4) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (4 of 34)
2.0L TURBO
AUTOMATIC BRAKE HOLD SWITCH
B-CAN H
B-CAN L
B-CAN TRANSCEIVER
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
COMPUTER DATA LINES SYSTEM
COUPE
COUPE HATCHBACK
DC-DC CONVERTER
EXCEPT 2.0L TURBO
FUSE 18
FUSE 9 8
GAUGE CONTROL MODULE
GRN WIRE
GRY WIRE
HATCHBACK
HIGH MOUNT BRAKE LIGHT
HOT AT ALL TIMES
LEFT TURN SIGNAL INDICATOR (LED)
LT GRN WIRE
NO. 2
PCM
PNK WIRE
RED WIRE
RELAY CIRCUIT BOARD
RIGHT TURN SIGNAL INDICATOR (LED)
TAN WIRE
TRUNK LID OUTER HANDLE SWITCH/ LICENSE PLATE LIGHT
UNDER-HOOD FUSE/RELAY BOX
VSA MODULATOR CONTROL UNIT
WARNING DRIVING CIRCUIT
WHT WIRE
Go to component -> Exterior lamps circuit, hatchback (4 of 4) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (5 of 34)
AUTOMATIC BRAKE HOLD SWITCH
B-CAN H
B-CAN L
B-CAN TRANSCEIVER
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
COMPUTER DATA LINES SYSTEM
DC-DC CONVERTER
FUSE 18
FUSE 9
GAUGE CONTROL MODULE
GRN WIRE
GRY WIRE
HIGH MOUNT BRAKE LIGHT
HOT AT ALL TIMES
LEFT FRONT TURN SIGNAL LIGHT
LEFT POWER MIRROR
LEFT TURN SIGNAL INDICATOR (LED)
LT GRN WIRE
PCM
PNK WIRE
RED WIRE
RELAY CIRCUIT BOARD
RIGHT FRONT TURN SIGNAL LIGHT
RIGHT POWER MIRROR
RIGHT TURN SIGNAL INDICATOR (LED)
TAN WIRE
TRUNK LID OUTER HANDLE SWITCH/ LICENSE PLATE LIGHT
UNDER-HOOD FUSE/RELAY BOX
VSA MODULATOR CONTROL UNIT
WARNING DRIVING CIRCUIT
WHT WIRE
Go to component -> Exterior lamps circuit, sedan (3 of 3) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (6 of 34)
2.0L 1.5L TURBO W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM
BATTERY
BATTERY SENSOR
BLK WIRE
BLU WIRE
BODY CONTROL MODULE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
DAYTIME RUNNING LIGHT RELAY
EPS CONTROL UNIT
FROM UNDER-HOOD FUSE/ RELAY BOX (DIAGRAM 2 OF 6)
FUSE 1 1
FUSE 1-2 FUSE 1-3
FUSE 1-5
FUSE 1-6
FUSE 1-7
FUSE 10
FUSE 12
FUSE 13
FUSE 14
FUSE 15
FUSE 16
FUSE 17
FUSE 2-1
FUSE 2-2
FUSE 2-3
FUSE 2-4
FUSE 2-5
FUSE 2-6
FUSE 28
FUSE 29
FUSE 5
FUSE 6
FUSE 7
FUSE 8
FUSE 9
GRN WIRE
GRY WIRE
HEADLIGHT LOW BEAM RELAY
IGNITION COIL RELAY
INJECTOR RELAY
LT GRN WIRE
PCM
PGM-FI MAIN RELAY 1
PGM-FI SUB- RELAY
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
RFC RELAY UNDER-HOOD RELAY HOLDER A
STARTER
TAILLIGHT RELAY
TAN WIRE
TO FUSE 3-3 (DIAGRAM 2 OF 6)
TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 4 OF 6)
TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 5 OF 6)
TO UNDER- HOOD FUSE/ RELAY HOLDER B (DIAGRAM 6 OF 6)
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
TRANSMISSION CONTROL MODULE
UNDER-HOOD FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY HOLDER A
UNDER-HOOD FUSE/RELAY HOLDER B
UNDER-HOOD FUSE/RELAY HOLDER B UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
WINDSHIELD WASHER MOTOR RELAY
WINDSHIELD WIPER MOTOR
YEL WIRE
Go to component -> Power distribution circuit, coupe (1 of 6) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (7 of 34)
1.5L TURBO 2.0L
1.5L TURBO EXCEPT SI
2.0L
BLU WIRE
BRAKE PEDAL POSITION SWITCH
DRIVER'S POWER SEAT ADJUSTMENT SWITCH
EVAP CANISTER PURGE VALVE
FROM FUSE 29 (DIAGRAM 5 OF 6)
FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6)
FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 2 OF 6)
FRONT PASSENGER'S POWER WINDOW SWITCH
FRONT SEAT HEATER RELAY
FUSE 15
FUSE 16
FUSE 19
FUSE 24
FUSE 28
FUSE 31
FUSE 32
FUSE 33
GRN WIRE
IGNITION SWITCH
LOCK
LT BLU WIRE
M/T
MAF SENSOR/ IAT SENSOR 1
MOONROOF CONTROL UNIT/MOTOR
MULTI-PURPOSE CAMERA UNIT
PNK WIRE
POWER DOOR LOCK RELAY (DR UNLOCK)
POWER DOOR LOCK RELAY (LOCK)
POWER DOOR LOCK RELAY (UNLOCK)
POWER WINDOW MASTER SWITCH
POWER WINDOW RELAY
PPL
RED WIRE
RELAY CIRCUIT BOARD
REVERSE LOCKOUT SOLENOID
SEDAN
STARTER CUT RELAY
STARTER CUT RELAY 1
STARTER CUT RELAY 2
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
TRUNK LID RELEASE ACTUATOR RELAY
TURBOCHARGER BYPASS CONTROL SOLENOID VALVE
UNDER-HOOD FUSE/RELAY BOX
W/ HEATED MIRRORS W/O HEATED MIRRORS
W/O KEYLESS ACCESS SYSTEM
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, coupe (4 of 6) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (8 of 34)
2.0L
2.0L TURBO
ACC CUT RELAY
BACKUP LIGHT SWITCH
BLU WIRE
BRAKE PEDAL POSITION SWITCH
DRIVER'S POWER SEAT ADJUSTMENT SWITCH
FROM FUSE 29 (DIAGRAM 5 OF 6)
FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6)
FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6)
FRONT PASSENGER'S POWER WINDOW SWITCH
FRONT SEAT HEATER RELAY
FUSE 15
FUSE 16
FUSE 19
FUSE 28
FUSE 30
FUSE 31
FUSE 32
FUSE 33
GRN WIRE
IGNITION SWITCH
LT BLU WIRE
M/T
MAF SENSOR/ IAT SENSOR 1
MOONROOF CONTROL UNIT/MOTOR
OFF
PCM
PCM (1.5L TURBO)
PNK WIRE
POWER DOOR LOCK RELAY (DR UNLOCK)
POWER DOOR LOCK RELAY (LOCK)
POWER DOOR LOCK RELAY (UNLOCK)
POWER WINDOW MASTER SWITCH
POWER WINDOW RELAY
PPL
RED WIRE
RELAY CIRCUIT BOARD
REVERSE LOCKOUT SOLENOID
STARTER CUT RELAY 1
STARTER CUT RELAY 2
TAILGATE RELEASE ACTUATOR RELAY
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
TRUNK LID RELEASE ACTUATOR RELAY
TURBOCHARGER BYPASS CONTROL SOLENOID VALVE
UNDER DASH RELAY HOLDER
UNDER-HOOD FUSE/RELAY BOX
W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM
W/O KEYLESS ACCESS SYSTEM
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, hatchback (4 of 6) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (9 of 34)
2.0L 1.5L TURBO W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM
BATTERY
BATTERY SENSOR
BLK WIRE
BLU WIRE
BODY CONTROL MODULE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
DAYTIME RUNNING LIGHT RELAY
EPS CONTROL UNIT
FROM UNDER-HOOD FUSE/ RELAY BOX (DIAGRAM 2 OF 6)
FUSE 1 1
FUSE 1-2 FUSE 1-3
FUSE 1-5
FUSE 1-6
FUSE 1-7
FUSE 10
FUSE 12
FUSE 13
FUSE 14
FUSE 15
FUSE 16
FUSE 17
FUSE 2-1
FUSE 2-2
FUSE 2-3
FUSE 2-4
FUSE 2-5
FUSE 2-6
FUSE 28
FUSE 29
FUSE 5
FUSE 6
FUSE 7
FUSE 8
FUSE 9
GRN WIRE
GRY WIRE
HEADLIGHT LOW BEAM RELAY
IGNITION COIL RELAY
INJECTOR RELAY
LT GRN WIRE
PCM
PGM-FI MAIN RELAY 1
PGM-FI SUB- RELAY
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
RFC RELAY UNDER-HOOD RELAY HOLDER A
STARTER
TAILLIGHT RELAY
TAN WIRE
TO FUSE 3-3 (DIAGRAM 2 OF 6)
TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 4 OF 6)
TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 5 OF 6)
TO UNDER- HOOD FUSE/ RELAY HOLDER B (DIAGRAM 6 OF 6)
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
TRANSMISSION CONTROL MODULE
UNDER-HOOD FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY HOLDER A
UNDER-HOOD FUSE/RELAY HOLDER B
UNDER-HOOD FUSE/RELAY HOLDER B UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
WINDSHIELD WASHER MOTOR RELAY
WINDSHIELD WIPER MOTOR
YEL WIRE
Go to component -> Power distribution circuit, sedan (1 of 6) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (10 of 34)
1.5L TURBO 2.0L
1.5L TURBO EXCEPT SI
2.0L
BLU WIRE
BRAKE PEDAL POSITION SWITCH
DRIVER'S POWER SEAT ADJUSTMENT SWITCH
EVAP CANISTER PURGE VALVE
FROM FUSE 29 (DIAGRAM 5 OF 6)
FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6)
FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 2 OF 6)
FRONT PASSENGER'S POWER WINDOW SWITCH
FRONT SEAT HEATER RELAY
FUSE 15
FUSE 16
FUSE 19
FUSE 24
FUSE 28
FUSE 31
FUSE 32
FUSE 33
GRN WIRE
IGNITION SWITCH
LOCK
LT BLU WIRE
M/T
MAF SENSOR/ IAT SENSOR 1
MOONROOF CONTROL UNIT/MOTOR
MULTI-PURPOSE CAMERA UNIT
PNK WIRE
POWER DOOR LOCK RELAY (DR UNLOCK)
POWER DOOR LOCK RELAY (LOCK)
POWER DOOR LOCK RELAY (UNLOCK)
POWER WINDOW MASTER SWITCH
POWER WINDOW RELAY
PPL
RED WIRE
RELAY CIRCUIT BOARD
REVERSE LOCKOUT SOLENOID
SEDAN
STARTER CUT RELAY
STARTER CUT RELAY 1
STARTER CUT RELAY 2
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6)
TRUNK LID RELEASE ACTUATOR RELAY
TURBOCHARGER BYPASS CONTROL SOLENOID VALVE
UNDER-HOOD FUSE/RELAY BOX
W/ HEATED MIRRORS W/O HEATED MIRRORS
W/O KEYLESS ACCESS SYSTEM
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, sedan (4 of 6) -> RELAY CIRCUIT BOARD
