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Fuse to Components Index

Under-Hood Fuse/Relay Box 

FUSE NUMBER REFERENCE

Fuse Number Amps Component(s) or Circuit(s) Protected
1 1-1 MAIN 100 A Battery, Power supply
1-2 AS F/B STD 40 A No. 8, No. 9, No. 10, No. 11, No. 12, and No. 13 fuses in the passenger's under-dash fuse/relay box
2 2-1 EPS 70 A EPS control unit
2-2 AS F/B OP 40 A No. 14, No. 15, No. 16, No. 18, and No. 19 fuses in the passenger's under-dash fuse/relay box
2-3 VSA FSR 30 A VSA modulator-control unit (FSR+B)
2-4 PTG MTR 40 A Power tailgate control unit(4)
2-5 VSA MTR 30 A VSA modulator-control unit (MR+B)
2-6   30 A Not used
3 3-1 IG MAIN 50 A Ignition switch
3-2   40 A Not used
3-3 AS LT MAIN 30 A No. 1, No. 2, No. 3, No. 4, and No. 5 fuses in the passenger's under-dash fuse/relay box
3-4 DR F/B 60 A No. 19, No. 20, No. 21, No. 22, No. 23, No. 24, and No. 25 fuses in the driver's under-dash fuse/relay box
3-5 DR LT MAIN 30 A No. 26, No. 27, No. 28, No. 29, and No. 30 fuses in the driver's under-dash fuse/relay box
3-6 MAIN FAN MTR 30 A Radiator fan motor (via radiator fan relay)
3-7 - 30 A Not used
3-8 WIP MTR 30 A Wiper motor relay circuit, Wiper motor intermittent relay circuit and Wiper motor HI/LOW relay circuit in the relay circuit board (via wiper motor relay circuit in the relay circuit board), Windshield wiper motor (via wiper motor relay circuit, wiper motor intermittent relay circuit, and wiper HI/LOW relay circuit in the relay circuit board)
4 40 A Condensers, (via rear window defogger relay), Rear window defogger (via rear window defogger relay)
5 20 A A/C condenser fan motor (via A/C condenser fan relay circuit in the relay circuit board)
6 - Not used
7 20 A Power tailgate control unit(4)
8 40 A Blower motor (via blower motor relay)
9 15A Driver's MICU (+ B HAZARD), Driver's MICU (HAZARD SW) (via hazard warning switch)
10 10A Driver's under-dash fuse/relay box, Horn relay, Horns (via horn relay)
11 - Not used
12 15A ECM/PCM (BK SW) (via brake pedal position switch)
13 15A Ignition coil relay, Ignition coils (via Ignition coil relay)
14 15A A/F sensor (sensor 1) (via PGM-FI subrelay), EVAP canister vent shut valve (via PGM-FI subrelay), No. 21 fuse in the under-hood fuse/relay box (via PGM-FI subrelay), PGM-FI subrelay
15 10A AcuraLink control unit (XM receiver)(3). Audio-navigation switch panel(1), Audio unit(2), Audio-HVAC display unit(2), Audio-navigation unit(1). Data link connector (DLC), Driver's door courtesy light, Driver's MICU (VBU), Front passenger's door courtesy light. Gauge control module, HandsFreeLink control unit, HFL-navigation microphone(1), Immobilizer-keyless control unit, Navigation display unit(1), Passenger's MICU (VBU), Power tailgate control unit(4), Power window master switch. Power seat control unit
16 7.5 A Ceiling light, Front individual map light. Ignition key light, Inside tailgate switch(4), Left rear door courtesy light, Right rear door courtesy light. Trunk light, Vanity mirror lights
17 15A CKP sensor (via PGM-FI main relay 1), CMP sensor B (via PGM-FI main relay 1), ECM/PCM (IGP) (via PGM-FI main relay 1), Electronic throttle control system (ETCS) control relay (via PGM-FI main relay 1), Injectors (via PGM-FI main relay 1), MAF sensor (via PGM-FI main relay 1), PGM-FI main relay 1, PGM-FI main relay 2 (via PGM-FI main relay 1)
18 15A ECM/PCM (VBETCS) (via ETCS control relay)
19 - Not used
20 7.5 A A/C compressor clutch (via A/C compressor clutch relay)
21 7.5 A A/C condenser fan relay circuit in the relay circuit board
(1) With navigation
(2) Without navigation
(3) USA models with navigation
(4) Sport Wagon with power tailgate
Fig 1: Identifying Under-Hood Fuse And Relay Box
G07769890Courtesy of AMERICAN HONDA MOTOR CO., INC.

Driver's Under-Dash Fuse/Relay Box 

FUSE NUMBER REFERENCE

Fuse Number Amps Component(s) or Circuit(s) Protected
1 - Not used
2 7.5 A Power seat control unit(1)
3 15A Windshield washer motor (via washer motor relay circuit in the passenger's under-dash fuse/relay box), Washer motor relay circuit in the passenger's under-dash fuse/relay box
4 10A Wiper motor relay circuit in the relay circuit board (in the under-hood fuse/relay box)
5 7.5 A AcuraLink control unit (XM receiver)(2). Automatic dimming inside mirror, Automatic dimming inside mirror (via back-up light switch(3)/reverse relay circuit(4)), Back-up lights (via back-up light switch(3)/reverse relay circuit(4)), Driver's MICU (IG1) (via back-up light switch(3)/reverse relay circuit(4)), Electrical compass unit(6), Gauge control module, Passenger's MICU (IG1), Power tailgate control unit(8). Reverse relay circuit(4), Shift lock solenoid(4), TPMS control unit
6 7.5 A EPS control unit, VSA modulator-control unit (IG1), Yaw rate-lateral acceleration sensor
7 15A Alternator, CMP sensor A, ECM/PCM (BKSWNC) (via brake pedal position switch), Electrical load detector (ELD), Engine mount control solenoid valve, EVAP canister purge valve, Reverse lockout solenoid valve(3). Secondary HO2S
8 7.5 A Not used
9 20 A ECM/PCM (IG1), Fuel pump (via PGM-FI main relay 2), Immobilizer-keyless control unit
10 10A PCM (VBSOL)(4)
11 10A SRS unit
12 7.5 A Passenger's airbag cutoff indicator, ODS unit, SRS unit
13 - Not used
14 - Not used
15 7.5 A Driver's MICU (daytime running light)
16 7.5 A A/C compressor clutch relay, Audio-HVAC display unit(6), Audio-navigation switch panel(5). Blower motor relay, Climate control unit, Door multiplex control unit (Power window master switch), Driver's seat heater switch. Fan control relay circuit in the relay circuit board, Front passenger's seat heater switch. Power mirror switch, Radiator fan relay, Rear window defogger relay
17 7.5 A Driver's MICU (ACC KEY LOCK)
18 7.5 A AcuraLink control unit (XM receiver)(2), Audio unit(6), Audio-navigation unit(5), Cargo area accessory power socket relay(9), Console accessory power socket relay, Front accessory power socket relay, HandsFreeLink control unit, Interface dial(5), HFL-navigation microphone(5), Key interlock solenoid(4), Navigation display unit(5)
19 20 A Driver's seat front up-down motor (via driver's power seat adjustment switch)(7), Power seat control unit(1). Driver's seat slide motor (via driver's power seat adjustment switch)(7)
20 20 A Moonroof control unit/motor
21 20 A Driver's seat rear up-down motor (via driver's power seat adjustment switch)(7), Power seat control unit(1), Driver's seat recline motor (via driver's power seat adjustment switch)(7)
22 20 A Left rear power window relay circuit, Left rear power window switch (via left rear power window relay circuit)
23 20 A Front accessory power socket (via front accessory power socket relay)
24 20 A Power window master switch (Door multiplex control unit)
25 15A Driver's door lock actuator (via power door lock relay circuit (LOCK)), Fuel fill door lock actuator (via power door lock relay circuit (DR UNLOCK)), Left rear door lock actuator (via power door lock relay circuit (UNLOCK)), Power door lock relay circuit (DR UNLOCK), Power door lock relay circuit (LOCK), Power door lock relay circuit (UNLOCK), Trunk lid release actuator (via trunk lid release actuator relay circuit), Trunk lid release actuator relay circuit
26 10A Driver's MICU (+ B FR FOG L), Fog light relay circuit, Left fog light (via fog light relay circuit)
27 10A Driver's MICU (+ B PARKING LIGHT DR), Left front parking/side marker light (via taillight relay circuit), Left taillight (via taillight relay circuit), License plate lights (via taillight relay circuit), Rear side marker lights, Right taillight (via taillight relay circuit), Taillight relay circuit(9)
28 10A Driver's MICU (H/L-HI L)
29 10A TPMS control unit
30 15A Driver's MICU (H/L-LO L)
31 - Not used
(1) With DPMS
(2) USA models with navigation
(3) M/T
(4) A/T
(5) With navigation
(6) Without navigation
(7) Without DPMS
(8) Sport Wagon with power tailgate
(9) Sport Wagon
Fig 2: Identifying Driver's Under-Dash Fuse And Relay Box
G07769891Courtesy of AMERICAN HONDA MOTOR CO., INC.

Passenger's Under-Dash Fuse/Relay Box 

FUSE NUMBER REFERENCE

Fuse Number Amps Component(s) or Circuit(s) Protected
1 10A Passenger's MICU (H/L-HI R)
2 10A Passenger's MICU (+B PARKING LIGHT AS), Right front parking/side marker light (via taillight relay circuit)
3 10A Passenger's MICU (+ B FR FOG R), Fog light relay circuit, Right fog light (via fog light relay circuit)
4 15A Passenger's MICU (H/L-LO R)
5 - Not used
6 7.5 A A/T gear position indicator panel light (A/T), Ambient light, Audio-navigation switch panel(1), Audio-navigation unit(1), Audio-HVAC display unit(2), Audio remote switch, Audio unit(2). Center pocket light, Climate control unit light, Driver's footwell light, Driver's seat heater switch light, Front passenger's airbag cutoff switch light, Front passenger's footwell light, Front passenger's seat heater switch light, Glove box light, Hazard warning switch light, HomeLink unit, Moonroof switch light, Navigation display unit(1). Steering wheel switch lights, VSA OFF switch light
7 - Not used
8 20 A Front passenger's power recline seat motor (via front passenger's power seat adjustment switch)
9 20 A Front passenger's power slide seat motor (via front passenger's power seat adjustment switch)
10 10A Front passenger's door lock actuator (via power door lock relay circuit (LOCK) or (UNLOCK)), Power door lock relay circuit (LOCK), Power door lock relay circuit (UNLOCK), Right rear door lock actuator (via power door lock relay circuit (LOCK) or (UNLOCK))
11 20 A Right rear power window relay circuit, Right rear power window switch (via right rear power window relay circuit), Right rear power window motor (via right rear power window relay circuit and right rear power window switch)
12 20 A Console accessory power socket (via console accessory power socket relay)
13 20 A Front passenger's power window switch
14 - Not used
15 20 A Stereo amplifier, Subwoofer(3)
16 20 A Cargo area accessory power socket (via cargo area accessory power socket relay)(3)
17 - Not used
18 10A Not used
19 20 A Driver's seat heater (via driver's seat heater relay), Front passenger's seat heater (via passenger's seat heater relay)
20 - Not used
21 - Not used
22 - Not used
(1) With navigation
(2) Without navigation
(3) Sport Wagon