Under-Dash Fuse/Relay Box (C)

Fig 1: Under-Dash Fuse/Relay Box (C) Component Locations

Courtesy of HONDA, U.S.A., INC.

Under-Dash Fuse/Relay Box (C) Legend

Fuse Number	Amps	Component(s) or Circuit(s) Protected
C1	20 A	Power window master switch (+B DR P/W)
C2	20 A	No. C19 and C20 fuses (via power door lock relay (UNLOCK) circuit (built into the under-dash fuse/relay box)), No. C33, C34, and C41 fuses (via power door lock relay (LOCK) circuit (built into the under-dash fuse/relay box)), No. C35 fuse (via power door lock relay (DR UNLOCK) circuit (built into the under-dash fuse/relay box)), Power door lock relay (DR UNLOCK) circuit (built into the under-dash fuse/relay box), Power door lock relay (LOCK) circuit (built into the under-dash fuse/relay box), Power door lock relay (UNLOCK) circuit (built into the under-dash fuse/relay box)
C3	7.5 A	Electric steering lock (+B SMART), Engine start/stop switch lights, Engine start/stop switch, Keyless access/TPMS control unit (+B SMART), Keyless access/TPMS control unit (SS1+) (via engine start/stop switch)
C4	20 A	Front passenger's power window switch (+B AS P/W)
C5	20 A	Front accessory power socket (via front accessory power socket relay)
C6	20 A	Fuel tank unit (via PGM-FI main relay 2), PCM (IG1 FUEL PUMP)
C7	15 A	DC-DC converter (IG1 ACG), DC-DC converter IG1 relay 1, DC-DC converter IG1 relay 2, PCM (CANCEL SW) (via brake pedal position switch), TCM (IG1 ACG)
C8	7.5 A	Windshield wiper high/low relay circuit (built into the relay circuit board), Windshield wiper intermittent relay circuit (built into the relay circuit board)
C9	7.5 A	Electric steering lock (IG1 VSA), Keyless access/TPMS control unit (IG1 VSA)
C10	10 A	SRS unit (VB)
C11	20 A	Left rear power window motor (via left rear power window switch)
C12	- - -	Not used
C13	20 A	Right rear power window motor (via right rear power window switch)
C14	20 A	Fuel fill door opener solenoid (via fuel fill door opener solenoid relay), Fuel fill door opener solenoid relay, Moonroof motor-control unit (+B S/R)
C15	20 A	Power seat control unit (+B DR P/SEAT (REC))
C16	- - -	Not used
C17	20 A	Driver's seat heater (via driver's seat heater relay (HIGH))7, Driver's seat heater (via driver's seat heater relay (LOW))7, Front passenger's seat heater (via front passenger's heater relay (LOW))7, Front passenger's seat heater (via front passenger's heater relay (HIGH))7
C17	20 A	Via ventilated seat relay*6: Driver's seat cushion blower motor, Driver's seat-back blower motor, Front passenger's seat cushion blower motor, Front passenger's seat-back blower motor, Ventilated seat control unit (+B H/SEAT UNIT)
C18	7.5 A	Interior lights cut relay
C18	7.5 A	Via interior lights cut relay: Cargo area light, Door courtesy lights, Front individual map lights, Interior lights2, Rear individual map lights, Rear map lights2, Vanity mirror lights
C19	10 A	Left rear door lock actuator
C20	10 A	Front passenger's door lock actuator, Right rear door lock actuator
C21	7.5 A	Front parking lights/daytime running lights/front side marker lights, MICU (IG2 DRL)
C22	7.5 A	MICU (ACC KEYLOCK)
C23	7.5 A	A/C compressor clutch relay, AC inverter unit (IG2 A/C), Auto high-beam control unit (IG2 A/C), Automatic dimming inside mirror (IG2 A/C), Climate control unit (IG2 A/C), Driver's seat heater switch indicators7, Driver's ventilated seat heater switch indicators6, Diode, Front blower motor relay, Front passenger's seat heater switch indicators7, Front passenger's ventilated seat heater switch indicators6, Heated steering wheel relay, Heated windshield wiper area relay, Power window master switch (IG2 A/C), Rear blower motor relay, Rear control panel (IG2 A/C), Rear window defogger relay, Second row seat heater relay, Ventilated seat relay*6
		Via power mirror switch: Power mirror control unit (R-LR), Power mirror control unit (R-UD), Power mirror control unit (R/C MIRR MTR(L-COM)), Power mirror control unit (R/C MIRR MTR(L-LR)), Power mirror control unit (R/C MIRR MTR(L-UD)), Power mirror control unit (SEL), Power mirror control unit (SER), Power window master switch (RETRA SW)*5
		Via driver's ventilated seat heater switch*6: Climate control unit (HS DR SW FAN), Climate control unit (HS DR SW HT)
		Via front passenger's ventilated seat heater switch*6: Climate control unit (HS PS SW FAN), Climate control unit (HS PS SW HT)
		Via driver's seat heater switch*7: Driver's seat heater relay (HIGH), Driver's seat heater relay (LOW)
		Via front passenger's seat heater switch*7: Front passenger's seat heater relay (HIGH), Front passenger's seat heater relay (LOW)
C24	7.5 A	Keyless access/TPMS control unit (IG1A FBK)
C25	7.5 A	ACC combination switch light (via cable reel and audio remote switch), Audio remote switch light (via cable reel), BD player unit, Beverage holder lights, Climate control unit, CMBS OFF switch light, Dashlights brightness control switch light, Driver's seat heater switch light7, Driver's ventilated seat heater switch light6, ECON switch light, Footwell lights, Front console box light, Front passenger's airbag CUTOFF indicator, Front passenger's seat heater switch light7, Front passenger's ventilated seat heater switch light6, Glove box light, Hazard warning switch light, Heated steering wheel switch light, Heated windshield wiper area switch light, HFT switch light (via cable reel and audio remote switch), Homelink switch lights, Intelligent traction management switch light4, Interior lights switch light3, Parking and back-up sensor switch light, Power mirror switch light, RDM OFF switch light, Rear control panel, RES auxiliary jack assembly, Select/reset/information switch light (via cable reel, audio remote switch, and cruise control combination switch), Snow switch light8, Sunroof switch light, Sunshade switch light2, VSA OFF switch light
C26	10 A	Driver's lumbar support motor (via driver's lumber support switch), Left one-touch access actuator (via left second row seat with one-touch access relay), Left second row seat with one-touch access relay, Right one-touch access actuator (via right second row seat with one-touch access relay), Right second row seat with one-touch access relay
C27	7.5 A	Front parking lights/daytime running lights/front side marker lights, Inner taillights, License plate lights, Taillights/rear side marker lights
C28	10 A	Battery fan (IG1 OPTION), Headlight leveling control unit (IG1 OPTION), Power tailgate control unit (IG1 OPTION), Rear differential pump motor4, i-VTM control unit (IG1 OPTION)4
C29	7.5 A	MICU (IG1 METER), Parking and back-up sensor control unit (IG1 METER), Parking and back-up sensor control unit (PARK SNSR SW) (via parking and back-up sensor switch), Parking and back-up sensor switch indicator, Power mirror control unit (IG1 METER), Power seat control unit (IG1 METER), Reverse relay circuit (built into the under-dash fuse/relay box), SBW shifter control module (IG1 METER), Sunshade motor-control unit (IG1 METER)
C29	7.5 A	Via reverse relay circuit (built into the under-dash fuse/relay box): Audio-navigation unit (BACK LT), Automatic Dimming inside mirror (BACK LT)*1, Back-up lights, MICU (BACK LT)
C30	10 A	Rear window wiper motor (via rear window wiper motor relay)
C31	7.5 A	Starter cut relay 1, Starter cut relay 2
C32	7.5 A	Front passenger's airbag CUTOFF indicator, Front passenger's weight sensor unit (IG1 SWS)*9
C33	10 A	Front passenger's door lock actuator, Right rear door lock actuator
C34	10 A	Driver's door lock actuator
C35	10 A	Driver's door lock actuator
C36	20 A	Power seat control unit (+B DR P/SEAT (SLI))
C37	10 A	MICU (+B R H/L HI)
C38	10 A	MICU (+B L H/L HI)
C39	7.5 A	Keyless access/TPMS control unit (IG1B FBK)
C40	7.5 A	Cargo area accessory power socket relay, Console accessory power socket relay, DC-DC converter ACC relay, Front accessory power socket relay
C41	10 A	Left rear door lock actuator
C42	- - -	Not used

*1: Without auto high-beam

*2: With panoramic glass roof

*3: Without panoramic glass roof

*4: AWD

*5: With retractable mirror

*6: With ventilated seat

*7: Without ventilated seat

*8: 2WD

*9: With front passenger's weight sensor unit