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Under-Hood Fuse/Relay Box (B)

Fig 1: Under-Hood Fuse/Relay Box (B) Component Locations
GHH80139Courtesy of HONDA, U.S.A., INC.
Under-Hood Fuse/Relay Box (B) Legend

Fuse Number Amps Component(s) or Circuit(s) Protected
B1 20 A No. B32 and No. B33 fuses (via headlight low beam relay), Headlight low beam relay
B2 ------ Not used
B3 10 A MICU (+B HAZARD), MICU (HAZARD SW) (via hazard warning switch)
B4 15 A No. B30 and No. B31 fuses (via ETCS control relay), PCM (VBDBW) (via ETCS control relay)
B5 30 A Via windshield wiper motor relay*2 :Windshield wiper motor (via windshield wiper intermittent relay and windshield wiper high/low relay)*2 , Windshield wiper high/low relay*2 , Windshield wiper intermittent relay*2
B6 10 A Brake lights (via brake pedal position switch), Keyless access control unit (STOP LT) (via brake pedal position switch)*2 , MICU (STOP LT) (via brake pedal position switch), PCM (STOP LT) (via brake pedal position switch)
B7 15 A CKP sensor (via PGM-FI main relay 1), CMP sensor (via PGM-FI main relay 1), ETCS control relay (via PGM-FI main relay 1), Injectors (via PGM-FI main relay 1), Injector relay (via PGM-FI main relay 1), PCM (FI MAIN RLY OUT) (via PGM-FI main relay 1), PGM-FI main relay 1, PGM-FI main relay 2
B8 15 A Ignition coil relay, Ignition coils (via ignition coil relay)
B9 ------ Not used
B10 20 A PCM (INJ RLY OUT) (via injector relay)
B11 ------ Not used
B12 30 A Radiator fan motor (via radiator fan relay)
B13 30 A No. B25 fuse (via starter cut relay 1)*2 , Starter (via starter cut relay 1 and starter cut relay 2)*2 , Starter magnet diode*2
B14 7.5 A A/C compressor clutch (via A/C compressor clutch relay)
B15 7.5 A 12 volt battery sensor
B16 ------ Not used
B17 ------ Not used
B18 10 A 12 volt battery sensor, Horns (via horn relay), Horn relay, Security horn relay*9 , Security horn (via security horn relay)*3
B19 15 A Fog light relay*4 , Left fog light (via fog light relay)*4 , Right fog light (via fog light relay)*4
B20 ------ Not used
B21 15 A No. B29 fuse, Audio unit (+B BACK UP MAIN)*5 , Audio-navigation unit (+B BACK UP MAIN)*6
B22 7.5 A Cargo area light, Ceiling light, Front individual map lights
B23 30 A A/C condenser fan motor (via A/C condenser fan motor relay), Radiator fan motor (via A/C condenser fan motor relay and fan control relay)
B24 ------ Not used
B25 7.5 A PCM (START DIAG)*2 , Starter magnet diode*1
B26 ------ Not used
B27 ------ Not used
B28 ------ Not used
B29 10 A Automatic lighting control unit/sensor (+B BACK UP)*8 , Data link connector (DLC), Gauge control module (+B BACK UP), Immobilizer-keyless control unit (+B BACK UP)*1 , Keyless access control unit (+B BACK UP)*2 , MICU (+B BACK UP)
B30 10 A A/F sensor (sensor 1), EVAP canister vent shut valve*7
B31 7.5 A A/C condenser fan motor relay, Fan control relay
B32 10 A Right headlight
B33 10 A Left headlight

*1: Without keyless access system

*2: With keyless access system

*3: With security horn

*4: With fog light

*5: Without navigation

*6: With navigation

*7: USA and Canada models

*8: With automatic lighting

*9: With security