2003 Honda Civic Wiring Diagrams (ONLINE REPAIR MANUALS)

Auto Parts Search


Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Honda Civic car and truck repair procedures including Honda engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 2003 Honda Civic automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 2003 Honda Civic

  • 2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS, CC:1339, Fuel Injection
  • 2003 Honda Civic DX 1.7 L4 GAS, CC:1700, Fuel Injection
  • 2003 Honda Civic EX 1.7 L4 GAS, CC:1700, Fuel Injection
  • 2003 Honda Civic HX 1.7 L4 GAS, CC:1700, Fuel Injection
  • 2003 Honda Civic LX 1.7 L4 GAS, CC:1700, Fuel Injection
  • 2003 Honda Civic SI 2.0 L4 GAS, CC:1998, Fuel Injection
  • 2003 Honda Civic GX 1.7 L4 CNG, CC:1700, Fuel Injection

WIRING DIAGRAMS FOR 2003 Honda Civic AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Honda Civic cars and light trucks sold in the U.S.

2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram

Components on diagram:
  • Transmission Range Switch
  • Starter Solenoid
  • Starter Cut Relay
  • Ignition Switch
  • Clutch Interlock Switch
  • 2003 Honda Civic GX 1.7 L4 CNG Wiring Diagram2003 Honda Civic GX 1.7 L4 CNG Wiring Diagram

    Components on diagram:
  • Battery
  • Alternator
  • Powertrain Control Module
  • Engine Control Module
  • ELD Unit
  • 2003 Honda Civic LX 1.7 L4 GAS Wiring Diagram2003 Honda Civic LX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Cruise Control Unit
  • Cruise Control Main Switch
  • Cable Reel
  • Cruise Control Set/Resume/Cancel Switch
  • Brake Pedal Position Switch
  • 2003 Honda Civic SI 2.0 L4 GAS Wiring Diagram2003 Honda Civic SI 2.0 L4 GAS Wiring Diagram

    Components on diagram:
  • SRS Unit
  • 2003 Honda Civic LX 1.7 L4 GAS Wiring Diagram2003 Honda Civic LX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Evaporator Temperature Sensor
  • Heater Control Panel
  • Air Mix Control Motor
  • 2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Rear Window Defogger Relay
  • Rear Window Defogger
  • Heater Control Panel
  • Window Antenna
  • 2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Trunk Latch Switch
  • Multiplex Control Unit
  • Ignition Key Switch/Key Light
  • Rear Ceiling Light
  • Ceiling Light/Spotlight
  • 2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Power Window Relay
  • Driver Power Window Motor
  • Power Window Master Switch
  • Driver Window Switch
  • 2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram

    Components on diagram:
  • SRS Indicator
  • Gauge Assembly
  • SRS Unit
  • Cable Reel
  • Steering Wheel
  • CLICK HERE TO GET FULL ACCESS TO 2003 Honda Civic WIRING DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 1998 Honda Civic Grille Assembly1998 Honda Civic Grille Assembly, With emblem provision, chrome molding, and matte black grille insert; A high quality, OE replacement complete grille and shell assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $24.35

    Click here to view more details about 2005 Honda Civic Mirror, Passenger Side2005 Honda Civic Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $90.47

    Click here to view more details about 2010 Honda Civic Sedan Door Handle Covers2010 Honda Civic Sedan Door Handle Covers, Door Handle Covers; 4 Door; Without Passenger Side Keyhole, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $36.50

    Click here to view more details2000 Honda Civic GX L4, 1.6 L, 1590 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    Ad Hoc

    Click here to view more details2006 Honda Civic Used Bumper Bar, Front, 2DR, Black Without foam, Coupe & Sedan, Very Good.

    Source: Used Auto Parts Store

    $153.00

    Click here to view more details2002 Honda Civic Used Ignition Switch W/Key, Sdn (4 Dr), DX & LX, Automatic Transmission, Very Good.

    Source: Used Auto Parts Store

    $77.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Honda Civic vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find