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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Toyota 4runner car and truck repair procedures including Toyota 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 Toyota 4runner automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Toyota 4runner

  • 2003 Toyota 4runner 4.0 V6 GAS, CC:4000, Fuel Injection
  • 2003 Toyota 4runner 4.7 V8 GAS, CC:4663, CID:285, Fuel Injection, Aspiration:285

WIRING DIAGRAMS FOR 2003 Toyota 4runner AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Toyota 4runner cars and light trucks sold in the U.S.

2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

Components on diagram:
  • Battery
  • Ignition Switch
  • Ignition Coil 3
  • Ignition Coil 5
  • Ignition Coil 4
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Security Indicator Light
  • Transponder Key Amplifier
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal Switch
  • Battery
  • Turn Signal Relay
  • Ignition Switch
  • Left Turn Signal
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Washer Motor
  • Wiper Relay
  • Front Wiper Motor
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Driver Power Seat Control Switch
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Ignition Relay
  • Left Seat Heater Switch
  • Right Seat Heater
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Horn Relay
  • Horn
  • Horn Switch
  • 2003 Toyota 4runner  4.0 V6 GAS Wiring Diagram2003 Toyota 4runner 4.0 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • 2003 Toyota 4runner  4.0 V6 GAS Wiring Diagram2003 Toyota 4runner 4.0 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Radio
  • Ignition Switch
  • Left Front Door Speaker
  • Left Rear Door Speaker
  • 2003 Toyota 4runner  4.7 V8 GAS Wiring Diagram2003 Toyota 4runner 4.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Combination Switch
  • Key Interlock Solenoid
  • Rear Seat Audio Controller
  • Shift Lock Control Engine Control Unit
  • CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner WIRING DIAGRAMS!

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

    Click here to view more details1999 Toyota 4runner Turn Signal Switch, Also controls high and low beam dimmer; A high quality, OE replacement turn signal switch; With 2 years limited TrustBuilt warranty..

    Source: Auto Body Parts Store

    $52.02

    Click here to view more details about 2009 Toyota 4runner Antenna2009 Toyota 4runner Antenna, 1-section mast; 470 mm extension; Stick-on; A high quality universal imitation antenna; May require modification or other adjustment to your vehicle upon installation..

    Source: Auto Body Parts Store

    $5.01

    Click here to view more details2012 Toyota 4runner 16" X 7" Alloy Wheel, ALLOY WHEEL, 16 X 7, 6 STUDS/LUGS, 5.5" BOLT DIA, 6 SPOKES, MACHINED & MEDIUM CHARCOAL, ACCESSORIES WHEEL, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $142.59

    Click here to view more details1988 Toyota 4runner SR5 L4, 2.4 L, 2366 CC Rebuilt Engine, TURBO, Fuel Injected. Fits 1/85-7/88, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,769.00

    Click here to view more details2008 Toyota 4runner Used Radio, (recvr), Without CRT; (w/CD), Pioneer mfr, marked P1803 on radio face, Very Good.

    Source: Used Auto Parts Store

    $321.00

    Click here to view more details1988 Toyota 4runner Used Air Flow Meter/Sensor, 3.0, AUTO, 4X4 6 cyl (3VZE eng), Very Good.

    Source: Used Auto Parts Store

    $107.00
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