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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!
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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 EX 1.7 L4 GAS Wiring Diagram2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram

Components on diagram:
  • Horn
  • Horn Switch
  • Multiplex Control Unit
  • 2003 Honda Civic GX 1.7 L4 CNG Wiring Diagram2003 Honda Civic GX 1.7 L4 CNG Wiring Diagram

    Components on diagram:
  • Blower Motor
  • Blower Motor Relay
  • Heater Control Panel
  • 2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • A/C Compressor Clutch Relay
  • Heater Control Panel
  • A/C Pressure Switch
  • Multiplex Control Unit
  • 2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • License Plate Light
  • Left Brake Light/Taillight
  • Right Brake Light/Taillight
  • Left Side Marker Light
  • Right Side Marker Light
  • 2003 Honda Civic EX 1.7 L4 GAS Wiring Diagram2003 Honda Civic EX 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 HX 1.7 L4 GAS Wiring Diagram2003 Honda Civic HX 1.7 L4 GAS Wiring Diagram

    Components on diagram:
  • Accessory Socket Relay
  • 2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Oil Pressure Switch
  • Beeper
  • Gauge Assembly
  • SRS Unit
  • 2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram

    Components on diagram:
  • Wiper Washer Switch
  • Windshield Wiper Motor
  • Windshield Washer Motor
  • 2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram2003 Honda Civic Hybrid 1.3 L4 ELECTRIC/GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Transmission Control Module
  • Engine Control Module
  • Under Dash Fuse Relay Box
  • 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 details2008 Honda Civic Mirror, Passenger Side, Unpainted plastic; Includes 8-hole, 3-prong connector; Corner mount type; AutoTrust Gold products are guaranteed to meet or exceed the original manufacturer's standards and quality; <b>Backed by a 5-year limited warranty</b>; If the part breaks or is damaged - even if you are involved in a wreck or accident - anytime within 5 years from purchase, simply cover shipping and handling and we will send you a new part..

    Source: Auto Body Parts Store

    $51.43

    Click here to view more details about 2005 Honda Civic Headlight, Driver Side2005 Honda Civic Headlight, Driver Side, Bulbs not included; Composite and combination type; CAPA certified; DOT and SAE approved; A high quality, OE replacement headlight; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $118.56

    Click here to view more details2011 Honda CRV 17" X 6.5" Steel Wheel, STEEL WHEEL, 17 X 6.5, 5 STUDS/LUGS, 4.5" BOLT DIA, 5 SPOKES, SILVER, UNIVERSAL; STEEL, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $64.45

    Click here to view more details2000 Honda Civic GX L4, 1.6 L, 1590 CC Rebuilt Engine, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details2000 Honda Civic Used A/C Compressor, LS, 1.8, FWD, 8/99.

    Source: Used Auto Parts Store

    $110.00

    Click here to view more details1990 Honda Civic Used Distributor, 1500, Very Good.

    Source: Used Auto Parts Store

    $142.00
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