Honda Pilot III facelift (2018-2022) 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 Pilot III facelift (2018-2022). 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 14)
BLK WIRE
BLU WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
DIODE A
DIODE B
FUSE 21
FUSE 29
FUSE 6
FUSE 7
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
HOT W/
JOINT 13
LT BLU WIRE
LT GRN WIRE
MICU
PCM
PGM-FI MAIN RELAY 1
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
REVERSE RELAY
SHIFT LOCK SOLENOID
TAN WIRE
UNDER-DASH FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
YEL WIRE
Go to component -> A/t circuit, 6 speed a/t (1 of 3) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (2 of 14)
APP SENSOR
APP SENSOR A
APP SENSOR B
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
COMPUTER DATA LINES SYSTEM
FUSE 21
FUSE 6
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
KEYLESS ACCESS/ TPMS CONTROL UNIT
LT BLU WIRE
LT GRN WIRE
OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR
PCM
PGM-FI MAIN RELAY 1
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
TAN WIRE
THROTTLE ACTUATOR
THROTTLE BODY (REAR OF ENGINE)
THROTTLE OPEN SENSOR
TRANSMISSION RANGE SWITCH
UNDER-HOOD FUSE/RELAY BOX
VSA MODULATOR CONTROL UNIT
WHT WIRE
YEL WIRE
Go to component -> Cruise control circuit, 6 speed a/t (1 of 2) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (3 of 14)
APP SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY)
APP SENSOR A
APP SENSOR B
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
BRN WIRE
COMPUTER DATA LINES SYSTEM
DC-DC CONVERTER
FUSE 14
FUSE 5
FUSE 6
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
LT BLU WIRE
ORG/ WIRE
PCM
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
TAN WIRE
THROTTLE ACTUATOR
THROTTLE BODY (REAR OF ENGINE)
THROTTLE OPEN SENSOR
UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
Go to component -> Cruise control circuit, 9 speed a/t (1 of 3) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (4 of 14)
AUTO
BLK WIRE
BLU WIRE
BRAKE LIGHT RELAY
BRN WIRE
COMBINATION LIGHT SWITCH
COMPUTER DATA LINES SYSTEM
FUSE 27
FUSE 29
FUSE 4
FUSE 5
FUSE 6
FUSE 7
FUSE 9
GRN WIRE
GRY WIRE
HAZARD WARNING SWITCH/ FRONT PASSENGER'S AIR BAG CUT-OFF INDICATOR
HEAD
HEADLIGHTS SYSTEM
HOT AT ALL TIMES
HOT W/
JOINT 13
JOINT 3
LEFT
LEFT FRONT TURN SIGNAL LIGHT
LEFT POWER MIRROR
LEFT REAR TURN SIGNAL LIGHT
LT BLU WIRE
MICU
OFF
ORG/ WIRE
PARK
PCM
PNK WIRE
PPL
RED WIRE
RELAY CIRCUIT BOARD
RIGHT
SIDE TURN SIGNAL LIGHT
SUPPLEMENTAL RESTRAINTS SYSTEM
TAILLIGHT RELAY
TAN WIRE
UNDER-DASH FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY BOX
W/ AUTO IDLE STOP SYSTEM W/O AUTO IDLE STOP SYSTEM
W/ POWER TAILGATE
W/O POWER TAILGATE
WHT WIRE
YEL WIRE
Go to component -> Exterior lamps circuit (1 of 3) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (5 of 14)
AUDIO REMOTE- HFL SWITCH
AUTO
AUTOMATIC LIGHTING CONTROL UNIT-SENSOR
AUTOMATIC LIGHTING/ RAIN SENSOR
AUXILIARY UNDER-DASH FUSE/RELAY BOX
B-CAN
BLK WIRE
BLU WIRE
BRN WIRE
CABLE REEL
CBMS OFF SWITCH/ RDM SWITCH
COMBINATION LIGHT SWITCH
COMPUTER DATA LINES SYSTEM
CRUISE CONTROL/ ACC COMBINATION SWITCH
DASHLIGHTS BRIGHTNESS CONTROL SWITCH
ECON SWITCH
FUSE 1
FUSE 25
FUSE 26
FUSE 29
FUSE 4
GAUGE CONTROL MODULE
GRN WIRE
GRY WIRE
HEAD
HEADLIGHT SWITCH
HEATED WINDSHIELD WIPER AREA/PARKING, BACKUP SENSOR SWITCH
HOT AT ALL TIMES
HOT W/ DC-DC
ILLUMINATION CONTROL
JOINT 13
JOINT 15
JOINT 17
LT BLU WIRE
MICU
OFF
OFF PARK
PARK
PNK WIRE
POWER MIRROR SWITCH
PPL
REAR BEVERAGE HOLDER LIGHT
REAR CONTROL PANEL
RED WIRE
RELAY 1 ENERGIZED
RELAY CIRCUIT BOARD
RELAY ENERGIZED
RES AUXILIARY JACK ASSEMBLY
SHIFT LEVER (IF EQUIPPED)
TAILLIGHT RELAY
TAN WIRE
TRANSCEIVER/
UNDER-DASH FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY BOX
VSA OFF SWITCH
WHT WIRE
Go to component -> Instrument illumination circuit (1 of 2) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (6 of 14)
AC INVERTER UNIT
AUXILIARY UNDER-DASH RELAY HOLDER A
AUXILIARY UNDER-HOOD FUSE/RELAY BOX
BATTERY FAN
BLK WIRE
CAN GATEWAY
DIODE B
FROM FUSE 24 (DIAGRAM 2 OF 10)
FROM FUSE 29 (DIAGRAM 2 OF 10)
FROM JOINT 14 (DIAGRAM 4 OF 10)
FROM REVERSE RELAY (DIAGRAM 2 OF 10)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 10)
FUSE 10
FUSE 28
FUSE 30
FUSE 32
FUSE 6
FUSE 7
FUSE 8
GRN WIRE
HAZARD WARNING SWITCH/FRONT PASSENGER'S AIR BAG CUTOFF INDICATOR
HEADLIGHT LEVELING CONTROL UNIT
HEATED WINDSHIELD WIPER AREA/ PARKING, BACKUP SENSOR SWITCH
I-VTM CONTROL UNIT
JOINT 13
JOINT 7
LT GRN WIRE
OPTIONAL CONNECTOR A
PARKING, BACKUP SENSOR CONTROL UNIT
PARKING, BACKUP SENSOR SWITCH
PCM
PGM-FI MAIN RELAY 2
POWER MIRROR CONTROL UNIT
POWER OUTLET
POWER SEAT CONTROL UNIT
POWER TAILGATE CONTROL UNIT
PPL
REAR DIFFERENTIAL PUMP MOTOR
REAR WINDOW WIPER MOTOR RELAY
RED WIRE
RELAY CIRCUIT BOARD
SBW SHIFTER CONTROL MODULE
SECOND ROW SEAT HEATER RELAY LEFT FRONT RELAY HOLDER
SRS UNIT
SUNSHADE MOTOR- CONTROL UNIT
TO AUXILIARY UNDER-DASH FUSE/RELAY BOX (DIAGRAM 6 OF 10)
UNDER- DASH FUSE/ RELAY BOX
UNDER-DASH FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY BOX
WHT WIRE
WINDSHIELD WIPER HIGH/LOW RELAY
WINDSHIELD WIPER INTERMITTENT RELAY
YEL WIRE
Go to component -> Power distribution circuit, w/ auto idle stop (3 of 10) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (7 of 14)
AUXILIARY UNDER- DASH RELAY HOLDER C
AUXILIARY UNDER-DASH RELAY HOLDER B
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
CONNECTOR 2
DRIVER'S POWER SEAT ADJUSTMENT SWITCH
FROM AUXILIARY UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 10)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 10)
FRONT SEAT HEATER RELAY
FUEL FILL DOOR OPENER SOLENOID RELAY LEFT FRONT RELAY HOLDER
FUSE 14
FUSE 15
FUSE 17
FUSE 18
FUSE 27
FUSE 36
FUSE 4
FUSE 6
GRN WIRE
INTERIOR LIGHTS CUT RELAY
LEFT HEADLIGHT
LEFT INNER TAILLIGHT
LEFT LICENSE PLATE LIGHT
LEFT TAILLIGHT
LT BLU WIRE
LT GRN WIRE
MICU
MOONROOF MOTOR/ CONTROL UNIT
OPTIONAL
OPTIONAL CONNECTOR A
PNK WIRE
POWER SEAT CONTROL UNIT
PPL
RED WIRE
RELAY CIRCUIT BOARD
RIGHT HEADLIGHT
RIGHT INNER TAILLIGHT
RIGHT LICENSE PLATE LIGHT
RIGHT TAILLIGHT
TAILLIGHT RELAY
TO FUSE 25 (DIAGRAM 8 OF 10)
UNDER-DASH FUSE/RELAY BOX
VENTILATED SEAT RELAY
W/ MEMORY
W/O MEMORY
W/O VENTILATION
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, w/ auto idle stop (7 of 10) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (8 of 14)
A/C COMPRESSOR CLUTCH RELAY
A/C CONDENSER FAN RELAY
ACTIVE CONTROL ENGINE MOUNT (ACM) CONTROL RELAY
AUXILIARY UNDER- DASH RELAY HOLDER D
AUXILIARY UNDER-DASH RELAY HOLDER A
AUXILIARY UNDER-HOOD FUSE/RELAY BOX
BD PLAYER UNIT
BEHIND LEFT QUARTERPANEL)
BLU WIRE
BRN WIRE
ELECTRONIC THROTTLE CONTROL SYSTEM (ETCS) RELAY
EPS CONTROL UNIT
FROM FUSE 1-2 (DIAGRAM 1 OF 10)
FROM FUSE 2-7 (DIAGRAM 1 OF 10)
FRONT BLOWER MOTOR RELAY
FUSE 1 1
FUSE 1-4
FUSE 1-7
FUSE 2-1
FUSE 2-11
FUSE 2-2
FUSE 2-3
FUSE 2-4
FUSE 2-5
FUSE 2-6
FUSE 2-9
FUSE 20
FUSE 21
FUSE 22
FUSE 23
FUSE 24
FUSE 27
FUSE 28
FUSE 29
FUSE 6
GRN WIRE
GRY WIRE
HEATED STEERING WHEEL RELAY
HORN RELAY
I-VTM CONTROL UNIT
I-VTM RELAY LEFT REAR RELAY HOLDER A
IGNITION COIL RELAY
INFOTAINMENT CONTROL UNIT
LT BLU WIRE
LT GRN WIRE
PGM-FI MAIN RELAY 1
PGM-FI SUB- RELAY
PNK WIRE
POWER TAILGATE CONTROL UNIT
REAR WINDOW DEFOGGER RELAY
REAR WINDOW WASHER MOTOR RELAY
RED WIRE
RELAY CIRCUIT BOARD
STEREO AMPLIFIER
SUNSHADE MOTOR- CONTROL UNIT
TUNER UNIT
UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPT)
USB CHARGER UNIT A
USB CHARGER UNIT B
WHT WIRE
WINDSHIELD WASHER MOTOR RELAY
WINDSHIELD WIPER INTERMITTENT RELAY
YEL WIRE
Go to component -> Power distribution circuit, w/ auto idle stop (9 of 10) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (9 of 14)
AUXILIARY UNDER- DASH RELAY HOLDER C
BLU WIRE
BRAKE LIGHT RELAY
BRAKE PEDAL POSITION SWITCH
DRIVER'S POWER SEAT ADJUSTMENT SWITCH
FROM AUXILIARY UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 9)
FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 9)
FRONT SEAT HEATED RELAY AUXILIARY UNDER- DASH RELAY HOLDER B
FUEL FILL DOOR OPENER SOLENOID RELAY LEFT FRONT RELAY HOLDER
FUSE 14
FUSE 15
FUSE 17
FUSE 18
FUSE 27
FUSE 36
FUSE 4
FUSE 6
GRN WIRE
INTERIOR LIGHTS CUT RELAY
LEFT HEADLIGHT
LEFT INNER TAILLIGHT
LEFT LICENSE PLATE LIGHT
LEFT TAILLIGHT
LT BLU WIRE
LT GRN WIRE
MICU
MOONROOF MOTOR/ CONTROL UNIT
OPTIONAL CONNECTOR A
PNK WIRE
POWER SEAT CONTROL UNIT
PPL
RED WIRE
RELAY CIRCUIT BOARD
RIGHT HEADLIGHT
RIGHT INNER TAILLIGHT
RIGHT LICENSE PLATE LIGHT
RIGHT TAILLIGHT
TAILLIGHT RELAY
TO FUSE 25 (DIAGRAM 8 OF 9)
W/ MEMORY
W/O MEMORY
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, w/o auto idle stop (7 of 9) -> RELAY CIRCUIT BOARD
relay circuit board wiring diagram (10 of 14)
A/C COMPRESSOR CLUTCH RELAY
A/C CONDENSER FAN RELAY
ANC/ ACTIVE SOUND CONTROL UNIT
AUDIO UNIT
AUXILIARY UNDER- DASH RELAY HOLDER D
BD PLAYER UNIT
BLK WIRE
BLU WIRE
BRN WIRE
CENTER DISPLAY UNIT
ELECTRONIC THROTTLE CONTROL SYSTEM (ETCS) RELAY
FROM FUSE 1-6 (DIAGRAM 1 OF 9)
FROM FUSE 2-7 (DIAGRAM 1 OF 9)
FRONT BLOWER MOTOR RELAY
FRONT FOG LIGHT RELAY
FRONT PASSENGER'S POWER SEAT ADJUSTMENT SWITCH
FUSE 1-2
FUSE 1-3
FUSE 1-4
FUSE 1-5
FUSE 12
FUSE 13
FUSE 15
FUSE 16
FUSE 17
FUSE 18
FUSE 2-1
FUSE 2-2
FUSE 2-3
FUSE 2-6
FUSE 2-9
FUSE 20
FUSE 21
FUSE 22
FUSE 23
FUSE 24
FUSE 29
GRN WIRE
GRY WIRE
HEADLIGHT RELAY
IGNITION COIL RELAY
INFOTAINMENT CONTROL UNIT
INJECTOR RELAY
LT BLU WIRE
LT GRN WIRE
MICU
PGM-FI MAIN RELAY 1
PGM-FI SUB- RELAY
PPL
RADIATOR FAN RELAY
REAR BLOWER MOTOR RELAY
REAR WINDOW DEFOGGER RELAY
REAR WINDOW WASHER MOTOR RELAY
RED WIRE
RELAY CIRCUIT BOARD
TUNER UNIT
UNDER-DASH FUSE/RELAY BOX
UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPT)
USB CHARGER UNIT A
USB CHARGER UNIT B
VSA MODULATOR CONTROL UNIT
W/ NAVIGATION
W/O NAVIGATION
WHT WIRE
WINDSHIELD WASHER MOTOR RELAY
WINDSHIELD WIPER INTERMITTENT RELAY
YEL WIRE
Go to component -> Power distribution circuit, w/o auto idle stop (9 of 9) -> RELAY CIRCUIT BOARD
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