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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:
  • Ignition Coil
  • Mass Air Flow Sensor
  • Engine Coolant Temperature Sensor
  • Crankshaft Position Sensor
  • Power Steering Oil Pressure Switch
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Mode Door Motor
  • Air Mix Door Motor
  • Intake Door Motor
  • A/C Auto Amp.
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

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

    Components on diagram:
  • Battery
  • Ignition Switch ACC or ON
  • Audio Unit
  • 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
  • Body Control Module
  • Front Door Switch RH
  • Front Door Switch LH
  • Rear Door Switch RH
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Engine Control Module
  • Ignition Switch ACC or ON
  • Security Indicator Lamp
  • Immobilizer Control Unit
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Rear Window Defogger Relay
  • 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  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Generator
  • Combination Meter
  • 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
  • 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 2007 Nissan Altima Radiator Support, Driver Side2007 Nissan Altima Radiator Support, Driver Side, A high quality, OE replacement radiator support; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $10.87

    Click here to view more details2006 Nissan Altima Mirror, Passenger Side, Non-folding; Corner mount type; A high quality, OE replacement mirror; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $40.50

    Click here to view more details2009 Nissan Altima Cci Grille Overlay, CCI GRILLE OVERLAY, 1 PIECE, 07-09 ALTIMA(4DR)-BASE/S/SL/SE , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $82.45

    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: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,745.00

    Click here to view more details2007 Nissan Altima Used Rear Vent Window, Passenger Side, (Sdn), R., Very Good.

    Source: Used Auto Parts Store

    $55.00

    Click here to view more details2003 Nissan Altima Used Wiper Motor Front, Very Good.

    Source: Used Auto Parts Store

    $66.00
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