2003 Ford F-150 Pickup 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 Ford F-150 Pickup car and truck repair procedures including Ford 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 Ford F-150 Pickup automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 2003 Ford F-150 Pickup

  • 2003 Ford F-150 Pickup 4.2 V6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:2
  • 2003 Ford F-150 Pickup 4.6 V8 GAS, CID:281, Fuel Injection, Aspiration:281, Engine VIN:, Desg:W
  • 2003 Ford F-150 Pickup 5.4 V8 GAS, CID:330, Fuel Injection, Aspiration:330, Engine VIN:, Desg:L
  • 2003 Ford F-150 Pickup 5.4 V8 CNG, CID:330, Fuel Injection, Aspiration:330, Engine VIN:, Desg:M
  • 2003 Ford F-150 Pickup 5.4 V8 BI-FUEL, CID:330, Fuel Injection, Aspiration:330, Engine VIN:, Desg:Z
  • 2003 Ford F-150 Pickup Lightning 5.4 V8 GAS, CID:330, Fuel Injection, Aspiration:330, Engine VIN:, Desg:3
  • 2003 Ford F-150 Pickup HARLEY-DAVIDSON Edition 5.4 V8 GAS, CID:330, Fuel Injection, Aspiration:330, Engine VIN:, Desg:3

WIRING DIAGRAMS FOR 2003 Ford F-150 Pickup AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Ford F-150 Pickup cars and light trucks sold in the U.S.

2003 Ford F-150 Pickup  4.6 V8 GAS Wiring Diagram2003 Ford F-150 Pickup 4.6 V8 GAS Wiring Diagram

Components on diagram:
  • Battery
  • Starter Relay
  • Starter Motor
  • Generator
  • Trailer Tow Relay, Reversing Lamp
  • 2003 Ford F-150 Pickup  5.4 V8 CNG Wiring Diagram2003 Ford F-150 Pickup 5.4 V8 CNG Wiring Diagram

    Components on diagram:
  • PCM Power Relay
  • Crankshaft Position Sensor
  • 2003 Ford F-150 Pickup  4.6 V8 GAS Wiring Diagram2003 Ford F-150 Pickup 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Digital Transmission Range (DTR) Sensor
  • Four-Wheel Drive Switch
  • Generic Electronic Module (GEM)
  • Multifunction Switch
  • Brake Pedal Position Switch
  • 2003 Ford F-150 Pickup  4.2 V6 GAS Wiring Diagram2003 Ford F-150 Pickup 4.2 V6 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Air Bag
  • Restraints Control Module
  • Driver Safety Belt Retractor Pretensioner
  • Passenger Safety Belt Retractor Pretensioner
  • 2003 Ford F-150 Pickup  4.6 V8 GAS Wiring Diagram2003 Ford F-150 Pickup 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Blower Motor Relay
  • Electronic Automatic Temperature Control module
  • Front Blower Motor Speed Controller
  • 2003 Ford F-150 Pickup  4.2 V6 GAS Wiring Diagram2003 Ford F-150 Pickup 4.2 V6 GAS Wiring Diagram

    Components on diagram:
  • Park Lamp Relay
  • Main Light Switch
  • Park/Turn Lamp, Left Front
  • Park/Turn Lamp, Right Front
  • Central Security Module
  • 2003 Ford F-150 Pickup  5.4 V8 CNG Wiring Diagram2003 Ford F-150 Pickup 5.4 V8 CNG Wiring Diagram

    Components on diagram:
  • Heated Seat Module, Driver Side Front
  • Seat Heater Switch, Driver Side
  • Seat Cushion Heater, Left Front
  • Seat Back Heater, Left Front
  • 2003 Ford F-150 Pickup Lightning 5.4 V8 GAS Wiring Diagram2003 Ford F-150 Pickup Lightning 5.4 V8 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Speaker, Left Rear
  • Speaker, Left Front
  • Speaker, Right Front
  • Speaker, Right Rear
  • 2003 Ford F-150 Pickup  5.4 V8 CNG Wiring Diagram2003 Ford F-150 Pickup 5.4 V8 CNG Wiring Diagram

    Components on diagram:
  • Radio
  • Speaker, Left Rear
  • Speaker, Left Front
  • Speaker, Right Front
  • Speaker, Right Rear
  • CLICK HERE TO GET FULL ACCESS TO 2003 Ford F-150 Pickup WIRING DIAGRAMS!

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

    Click here to view more details about 2005 Ford Ranger Mirror, Driver And Passenger Side2005 Ford Ranger Mirror, Driver And Passenger Side, Includes all necessary mounting hardware and instructions for easy installation; Made from tough ABS plastic and provides distinctive aerodynamic styling; The passenger side mirror comes with convex glass for greater vision; Paintable to match the vehicle's color; No cutting and splicing required; Please use part number S8395012110 when purchasing replacement mirror glass for this mirror set; With Street Scene's limited 3-year warranty..

    Source: Auto Body Parts Store

    $146.31

    Click here to view more details about 2004 Ford Explorer Corner Light, Passenger Side2004 Ford Explorer Corner Light, Passenger Side.

    Source: Auto Body Parts Store

    $15.85

    Click here to view more details2009 Ford Mustang Driver Side Front Parking/Signal/Side Marker Light Lens And Housing, Driver Side Front Parking/Signal/Side Marker Light Lens And Housing, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $21.50

    Click here to view more details1995 Ford F-150 Pickup Super Cab V8, 5 L, 302 CID Rebuilt Engine, FI, Roller cam, Knock Sensor in block, has 351W Firing order. Trucks & vans only!, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,544.00

    Click here to view more details1982 Ford F-150 Pickup Used Fan Clutch, 5.0, AUTO, 4X4 8-302 (5.0L), w/AC, Very Good.

    Source: Used Auto Parts Store

    $66.00

    Click here to view more details1978 Ford F-150 Pickup Used Parking Lamp, Driver Side, PARKLAMP/TURN SIGNAL; (BELOW HDLP), Good.

    Source: Used Auto Parts Store

    $56.00
    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 Ford F-150 Pickup 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