Diagrams of fuse and relay boxes – Honda Civic

Applies to vehicles manufactured in the years:

2001, 2002, 2003, 2004, 2005.

The cigarette lighter (s) on the Honda Civic is fuse number 18 in the instrument panel fuse box.

Passenger compartment

1. Fuse box
2. Daytime running lamp (DRL) control unit
3. Hatchback:  Daytime running lamp (DRL) relay
4. Hatchback (’02 -’03):  beam cut-off relay
5. Cruise control
6. Hatchback:  Keyless receiver

 

Fuse box in passenger compartment

Number	Amperes [A]	Description
1	15	except hybrids:  Ignition coils
	15	Hybrid:  Engine Control Module (ECM), Front ignition coils
2	20	Air Fuel Ratio (A / F) Sensor
3	10	Daytime running light (DRL) control unit, Multiplex control unit
4	10	Fuel air (A / F) sensor relay, alternator, camshaft position (CMP) sensor, cruise control, electric load sensing (ELD) assembly, Evaporative Emission Control (EVAP) bypass solenoid, EVAP canister purge valve, EVAP canister purge valve , Heated Oxygen Sensor (HO2S), Vehicle Speed ​​Sensor (VSS), DC-DC Converter (Hybrid), Transmission Control Module (TCM), Third Heated Oxygen Sensor (HO2S)
5	–	–
6	7.5	Sunroof control unit, moon roof open and close relays, power window relay
7	20	Sunroof opening and closing relays
8	7.5	Audio Unit, Multiplex control unit, CarLink (CarLink) interface box
9	10	Passenger Position Sensing System (OPDS) (Side Airbag) Unit, Intermittent Rear Window Wiper Control Unit, Rear Window Wiper Motor, Wiper / Washer Switch
	15	Hybrid:  Engine Control Module (ECM), Rear Ignition Coils
10	7.5	Reverse Lamp Switch (M / T), Electronic Power Steering (EPS) Control Unit, Instrument Cluster, Keyless Receiver, Multiplex Control Unit, Safety Control Unit, A / T (A / T) Reverse Relay, CarLink Interface Box (CarLink), shift lock solenoid (A / T)
11	7.5	ABS modulator-control unit
12	7.5	Daytime running light (DRL) control unit, Multiplex control unit
13	10	Supplemental Restraint System (SRS) unit
14	10	A / C compressor clutch relay, A / C condenser fan relay, Blower motor relay, Heater control panel, Power mirror switch, Radiator fan relay, Recirculation control motor, Rear window defogger relay
15	2	Security control unit
	10	Security control unit
16	20	Heated seat
	7.5	Motor Control Module (MCM) Relay No.1
17	15	Fuel pump, engine / powertrain control module (ECM / PCM), PGM-FI main relay # 2, auxiliary restraining system (SRS) unit
18	15	Accessory power socket
19	7.5	Hazard warning switch, hazard indicator / relay
20	thirty	Hatch: Multiplex control unit, windshield wiper / washer switch, windshield wiper motor
	20	Multiplex control unit, windshield wiper / washer switch, windshield wiper motor
21	7.5	Hybrid:  Engine Control Module (ECM), Starter Cutout Relay
22	20	Passenger’s window switch, main electric window switch
23	20	Main power window switch
24	20	Left rear window switch
25	20	Right rear window switch
Fuse holder
	7.5	Hybrid:  Hot restart fan relay
Relay
R1		except Hybrid:  Starter Cut
R2		Tail light
R3		Power window
R4		Direction indicator / hazard lights

1. Immobilizer control unit-receiver
2. Audio unit
3. Sedan, Coupe:  Daytime running lights (DRL) Relay
   Sedan, Coupe: Coupe: Low  beam relay
4. Heater control panel

 

 

Hatchback

1. PGM-FI Main Relay # 1
   PGM_FI Main Relay # 2 (Fuel Pump)
2. Electronic Power Steering (EPS)
3. Engine / Powertrain Control Module (ECM / PCM)
4. Air Fuel Ratio (A / F) Sensor Relay
5. Supplemental Restraint System (SRS) unit

Sedan, coupe

1. Keyless receiver
2. Engine / Powertrain Control Module (ECM / PCM)
3. Hybrid:  Transmission Control Module (TCM)
4. Hybrid:  Electronic power steering (EPS) control unit
5. Hybrid:   Air-fuel ratio (A / F) sensor relay
6. Hybrid:   A / T feedback relay
7. PGM-FI main relay No. 2 (fuel pump)
8. Main PGM-FI Relay No.1
9. except hybrids:  Air fuel ratio (A / F) sensor relay
10. except hybrid:   A / T feedback relay
11. Supplemental Restraint System (SRS) unit

Engine compartment

1. except Hatchback, hybrid:  fuse box
2. Hatchback, Hybrid:  fuse box
3. Hybrid:  Relay box

 

 

Fuse box in the engine compartment

Number	Amperes [A]	Description
1	20	Condenser fan relay motor, A / C compressor clutch relay
2	15	except hybrids:  tail light relay, dashboard lights, front parking lights, front side marker lights, heater control panel, license plate lights, tail lights
	10	Hybrid:  Relay for engine control module (MCM) No. 2
3	7.5	except hybrids:  cargo area lighting, ceiling lighting / headlights Ignition key switch / key light, headlights, luggage compartment light
	10	Hybrid:  ceiling light, ignition switch / key light, headlights, tail light relay, trunk light
4	20	Radiator fan relay
5	10	Hazard warning switch
6	15	PGM-FI Main Relay No.1, Crankshaft Position (CKP) Sensor, Engine / Powertrain Control Module (ECM / PCM), Injectors,  Idle Air Control Valve  (IAC), Immobilizer Control Unit-Receiver, PGM-FI Main Relay no. 2, camshaft position (CMP) (TDC) sensor, injector control module, injector relay
7	15	Brake pedal position switch, horn relay, brake lights, brake signals (to ABS modulator control module, engine / powertrain control module (ECM / PCM), multiplex control module)
8	20	ABS modulator-control unit
9	10	Audio Unit, Data Link Connector (DLC), Coupler Assembly, Immobilizer Control Unit-Receiver, Keyless Receiver Unit, Multiplex Control Unit, CarLink Interface Box, Engine Control Module (MCM) (Hybrid), Transmission Control Module (Hybrid), Control Security Unit
10	40	ABS modulator-control unit
11	thirty	Rear window defogger relay
	40	Coupe:  Rear window defogger relay
12	40	Blower motor relay
13	40	Fuses (passenger compartment): 7, 23
14	40	Fuses (passenger compartment): 2, 3, 5, 15, 16
	40	Hybrid:  Hot restart fan relay, fuses (passenger compartment): 2, 3, 5, 15, 16, fuse (engine compartment): No. 60
15	15	Left Headlight, Daytime Running Lamp (DRL) Control Unit, DRL Relay, Indicator Assembly, High Beam Indicator Lamp, Multiplex Control Unit
	20	Left Headlight, Daytime Running Lamp (DRL) Control Unit, DRL Relay, DRL LED, Indicator Assembly, High Beam Indicator Lamp, Multiplex Control Unit
16	20	Powered door lock, multiplex control unit
17	15	Right-hand headlight, Daytime Running Lamp (DRL) Relay, Multiplex control unit
	20	Right headlight, daytime running light (DRL) control unit, Multiplex control unit
18	60	Electronic Power Steering (EPS)
19	80	Power Distribution
20	40	Ignition switch (BAT)
Relay
R1		Radiator fan
R2		Air conditioning compressor clutch
R3		Rear window defogger
R4		Blower motor
R5		Headlight No.1
R6		Horn
R7		Condenser fan
R8		Headlight No.2

Engine compartment relay box (hybrid)

Number	Amperes [A]	Description
60	20	Radiator fan motor
Relay
R1		Hot restart fan
R2		PGM-FI Main No.2

Hatchback

1. Lunar roof control unit
2. Lunar Roof Opening Relay. Lunar
   Roof Closing Relay
3. Intermittent rear wiper control unit

 

Sedan, coupe

1. Hybrid:  Motor Control Module (MCM)
2. Hybrid:  MCM Relay No.1, MCM Relay No.2
   except Hybrid: Sunroof Open Relay, Sunroof Close Relay
3. Window main power switch