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

  • 2003 Nissan Altima 2.5 L4 GAS, CC:2500, Fuel Injection
  • 2003 Nissan Altima 3.5 V6 GAS, CC:3498, Fuel Injection

WIRING DIAGRAMS FOR 2003 Nissan Altima AUTOMOBILES

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

2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

Components on diagram:
  • Battery
  • Engine Control Module
  • Ignition Switch ACC or ON
  • Security Indicator Lamp
  • Immobilizer Control Unit
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • ABS Control Unit
  • ABS Relay Unit
  • Ignition Switch ACC or ON
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • ABS Control Unit
  • ABS Relay Unit
  • Ignition Switch ACC or ON
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Vehicle Speed Sensor
  • Battery
  • Engine Control Module
  • Unified Meter Control Unit
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Engine Control Module
  • Intelligent Power Distribution Module Engine Room
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Engine Control Module
  • Unified Meter Control Unit
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Heated Seat Relay
  • Heated Seat Switch RH
  • Heated Seat LH
  • Heated Seat RH
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Cigarette Lighter Accessory
  • Cigarette Lighter Socket
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Power Socket
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Battery
  • Intelligence Power Distribution Module
  • CLICK HERE TO GET FULL ACCESS TO 2003 Nissan Altima WIRING DIAGRAMS!

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

    Click here to view more details about 1999 Nissan Altima Bumper Trim, Front1999 Nissan Altima Bumper Trim, Front, Includes mounting hardware; With emblem provision; Made from tough impact-resistant plastic for maximum durability and tensile strength; Built to exact OE quality, fit, and finish; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $22.54

    Click here to view more details about 2007 Nissan Altima Tail Light, Driver Side2007 Nissan Altima Tail Light, Driver Side.

    Source: Auto Body Parts Store

    $57.61

    Click here to view more details about 2008 Nissan Altima Aftermarket Wheel Covers2008 Nissan Altima Aftermarket Wheel Covers, AFTERMARKET WHEEL COVERS, 16 INCH, SILVER ABS 5 VENT/ SPOKE WITH DEPRESSION, SPRING STEEL CLIP APPLICATION, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $26.45

    Click here to view more details1993 Nissan Altima L4, 2.4 L, 2389 CC Rebuilt Engine, "SOHC, 12 valve, Dist mounts in timing cover, dipstick by #4,, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,745.00

    Click here to view more details2006 Nissan Altima Used TV-Info-GPS Screen, DISPLAY SCREEN (DASH), W/NAVIGATION SYST, Very Good.

    Source: Used Auto Parts Store

    $262.00

    Click here to view more details2005 Nissan Altima Used Hub Bearing , Driver Side, 2930700 NEW, AFTERMARKET.

    Source: Used Auto Parts Store

    $93.00
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