Where are the fuse boxes and relay located?

  1. Passenger Compartment : One Fuse Box is located in the passenger compartment under the dashboard.
  2. Engine Compartment Fuse Box: Another fuse and relay box is located in the engine compartment under the hood.

1. Passenger Compartment

2020 Honda Civic Under Dash Fuse Box Location

2017-honda-civic-under-dash-fuse-box-location

2. Engine Compartment Fuse Box

2020 Honda Civic Under Hood Fuse Box Location

2017-honda-civic-under-hood-fuse-box-location

2020 Honda Civic Fuse Box Diagram

2020 Honda Under Hood Fuse Box Diagram

2017-honda-civic-under-hood-fuse-box-diagram-pic

2020 Honda Civic Under Hood Fuse Details

NoAProtected CircuitsProblems, if blown or malfunction
160Power Passenger Seat/ Heated Rear Seat 
30Cooling fan 
50Cooling fan 
 
 Main IG 
  
30High beam main headlight 
125Battery 
270EPS 
30IG Main (Models without detachable towing hook) 
50IG Main 1 (Models with detachable towing hook) 

40

Option (fuse box) 
60Fuse box 
30Front wiper motor 
30Main dipped beam 
340Rear deicer 
30Starter 
  
40Fuse box 
40ABS/VSA Motor 
40ABS/VSA FSR 
40Fan motor 
4 
55Cooling fan 
615Washer 
715Main fuel injection Problem in starting.
815fuel injection sub Problem in starting.
910Brake lights 
1015Injector Problem in starting.
115LAF 
1210Engine ECU 
1310Parking lights 
1415Alarm 
1515IG coil 
1615Transmission 
1710Daytime running lights 
1810Reverse lamp 
1915 Audio 
2030Audio amplifier 
2110Interior lighting 
2215Front fog lights 
2310Air conditioner compressor 
2410Signal 
2510Dipped beam left headlight 
2610Dipped beam right headlight 
2710VB ACT 
2810High beam left headlight 
2910High beam right headlight 
30  
3115Rear seat heaters 
3220Power sliding passenger seat 
3320Power reclining passenger seat 
34 
35 
36 

2020 Honda Civic Under Hood Relay Diagram

2017 honda civic under hood relay box diagram pic

2020 Honda Civic Under Hood Relay Details

The relay circuit board is part of the under hood fuse/relay box, and it contains following relay circuits:

RelayProtected CircuitsProblems, if blown or malfunction
Relay Circuit BoardBrake Light Relay Circuit 
Interior Lights Cut Relay Circuit 
Ignition Coil Relay Circuit 
PGM-FI Main Relay 1 Circuit Problem in starting.
PGM-FI Sub Relay Circuit Problem in starting.
Starter Cut Relay Circuit (without key less access system) Problem in starting.
Starter Cut Relay 1 Circuit (with key less access system) Problem in starting.
Starter Cut Relay 2 Circuit (with key less access system) Problem in starting.
Windshield Washer motor Relay Circuit 

2020 Honda Civic Under Dash Fuse Box Diagram

2017 honda civic under dash fuse box diagram pic

2020 Honda Civic Under Dash Fuse Details

AProtected ComponentProblems, if blown or malfunction
110Accessory
25Key lock
3
45/10Front sensor camera, transmission
510Option
610SRS indicator
710Instruments
815Fuel pump Problem in starting.
910Air conditioner
10
1110Engine control
1210Passenger door lock
1310Unlocking the rear door on the driver’s side
1420Rear power window, driver’s side
1520Power window, passenger side
1620Lock
175/10Transmission, Front sensor camera
18
1920Hatch
20
2110ACG (Ignition)
2210Daytime running lights
23
245Front touch camera
2510Driver’s door lock
2610Passenger side door unlock
2720Power window, rear passenger side
2820Driver window regulator
2920Front accessory socket, cigarette lighter
3010Smart input
3120Power driver seat
3220Heated front seat
3320Power sliding driver’s seat
3410VSA/ABS
3510SRS
36
37
3810Rear door lock, driver’s side
3910Driver’s door unlock

WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.


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