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Under-Hood Fuse/Relay Box (A)

Fig 1: Under-Hood Fuse/Relay Box (A) Component Locations
GHH306366Courtesy of HONDA, U.S.A., INC.
Under-Hood Fuse/Relay Box (A) Legend

Fuse Number Amps Component(s) or Circuit(s) Protected
A1 A1-1 - - - - - - Not used
A1-2 +B RR BLOWER 30 A Rear blower motor (via rear blower motor relay)
A1-3 +B VSA MTR 40 A VSA modulator-control unit (VSA MTR(+B))
A1-4 +B VSA FSR 20 A VSA modulator-control unit (FSR +B)
A1-5 +B MAIN FAN 30 A A/C condenser fan motor (via radiator fan motor relay and fan control relay), Radiator fan motor (via radiator fan motor relay)
A1-6 MAIN FUSE 150 A No. A2-1, No. A2-2, No. A2-3, No. A2-4, No. A2-6, No. A2-7, No. A2-8, No. A2-9, No. A20, No. A21, No. A22, No. A23, No. A24, No. A26, No. A27, and No. A28 fuses, Alternator
A2 A2-1 +B SUB FAN 30 A A/C condenser fan motor (via A/C condenser fan relay)
A2-2 +B WIPER MTR 30 A Windshield wiper motor (via windshield wiper motor intermittent relay circuit and windshield wiper motor high/low relay circuit (built into the relay circuit board))
A2-3 +B WASHER 20 A Rear window washer motor relay, Windshield washer motor relay, Windshield/rear window washer motor (via rear window washer motor relay), Windshield/rear window washer motor (via windshield washer motor relay)
A2-4 +B SUNSHADE 20 A Sunshade motor-control unit (+B SUNSHADE)
A2-5 - - - - - - Not used
A2-6 +B FR BLOWER 40 A Front blower motor (via front blower motor relay)
A2-7 +B AC INVERTER 30 A AC inverter unit (+B A/C INVERTER)
A2-8 +B AMP 30 A Stereo amplifier (+B AUDIO AMP)
A2-9 +B RR DEF 40 A Rear window defogger (via rear window defogger relay)
A2-10 - - - - - - Not used
A2-11 - - - - - - Not used
A3 A3-1 - - - - - - Not used
A3-2 - - - - - - Not used
A3-3 - - - - - - Not used
A3-4 - - - - - - Not used
A4 10 A No. C25 and No. C27 fuses in the under-dash fuse/relay box (via taillight relay (built into the relay circuit board)), Taillight relay circuit (built into the relay circuit board)
A5 - - - Not used
A6 10 A Via brake light relay:
Brake lights, High mount brake light, VSA modulator-control unit (BRAKE DIAG)
Via brake pedal position switch:
Keyless access/TPMS control unit (STOP SW), MICU (STOP SW), PCM (STOP SW)
Via brake pedal position switch and brake light relay:
Brake lights, High mount brake light, VSA modulator-control unit (BRAKE DIAG)
A7 - - - Not used
A8 10 A Left headlight (low beam)
A9 - - - Not used
A10 10 A Right headlight (low beam)
A11 7.5 A Diode
A12 20 A Via injector relay: Injector control module (IG(EDU)1), Injector control module (IG(EDU)2)
A13 20 A No. A8 and No. A10 fuses (via headlight relay), Headlight relay
A14 15 A Media HUB unit (+B USB(15A)), USB charger unit (+B USB(15A))
A15 15 A Front fog light relay, Front fog lights (via front fog light relay)
A16 15 A MICU (+B HAZARD)
A17 10 A Recline motor (via front passenger's power seat adjustment switch)
A18 10 A Slide motor (via front passenger's power seat adjustment switch)
A19 20 A Engine mount control unit (IG1 SOL) (via active control engine mount (ACM) control relay)
A20 20 A A/C compressor clutch (via A/C compressor clutch relay)
A21 15 A PGM-FI main relay 1 circuit (built into the relay circuit board)
Via PGM-FI main relay 1 circuit (built into the relay circuit board):
No. A11 fuse, CKP sensor, CMP sensor, Injector relay, Electronic throttle control system (ETCS) control relay circuit (built into the relay circuit board), MAF sensor, PCM (IGP), PGM-FI main relay 2
A22 15 A Via PGM-FI subrelay circuit (built into the relay circuit board):
EVAP canister vent shut valve, Front AF sensor (bank 2, sensor 1), Front secondary HO2S (bank 2, sensor 2), Rear AF sensor (bank 1, sensor 1), Rear secondary HO2S (bank 1, sensor 2)
PGM-FI subrelay circuit (built into the relay circuit board)
A23 15 A Ignition coil relay circuit (built into the relay circuit board), Ignition coils (via Ignition coil relay circuit (built into the relay circuit board))
A24 15 A PCM (IG1M) (via electronic throttle control system (ETCS) control relay circuit (built into the relay circuit board)),
A25 - - - Not used
A26 10 A Automatic lighting control unit-sensor*2, Gauge control module (+B BACKUP), Homelink unit (+B BACKUP), Keyless access/TPMS control unit (+B BACKUP), MICU (+B BACKUP), Multipurpose camera unit (+B BACKUP), Power mirror control unit (+B BACKUP), Power seat control unit (+B BACKUP), Power tailgate control unit (+B BACKUP), Power window master switch (+B BACKUP)
A27*1 10 A Heated steering wheel control unit (HSW VCC) (via heated steering wheel relay and cable reel)
A28 10 A Horn relay, Horns (via horn relay)
A29 - - - Not used

*1: With heated steering wheel

*2: Without automatic wiper