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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

COMPONENT LOCATION DIAGRAMS FOR 2003 Nissan Altima AUTOMOBILES

Component location diagrams for most 2003 Nissan Altima cars and light trucks sold in the U.S. from 1990+.

Remote Keyless Entry System and Harness Connector Location Diagram for 2003 Nissan Altima  2.5 L4 GASRemote Keyless Entry System and Harness Connector Location Diagram for 2003 Nissan Altima 2.5 L4 GAS

Components on diagram:
  • Data Link Connector
  • Trunk Release Solenoid
  • Horn Relay
  • Door Switch
  • Junction Block
  • Instrument Panel Components and Harness Connector Location Diagram for 2003 Nissan Altima  2.5 L4 GASInstrument Panel Components and Harness Connector Location Diagram for 2003 Nissan Altima 2.5 L4 GAS

    Components on diagram:
  • Data Link Connector
  • ECM
  • BCM
  • Combination Meter
  • ECM Harness Connector
  • Engine Room Harness Components Diagram for 2003 Nissan Altima  2.5 L4 GASEngine Room Harness Components Diagram for 2003 Nissan Altima 2.5 L4 GAS

    Components on diagram:
  • Oil Filler Cap
  • Ground F16
  • Ground F17
  • Vacuum Hose Components Diagram for 2003 Nissan Altima  2.5 L4 GASVacuum Hose Components Diagram for 2003 Nissan Altima 2.5 L4 GAS

    Components on diagram:
  • Power Valve Actuator
  • Intake Manifold Collector
  • Engine Compartment Components Diagram for 2003 Nissan Altima  2.5 L4 GASEngine Compartment Components Diagram for 2003 Nissan Altima 2.5 L4 GAS

    Components on diagram:
  • Radiator
  • Refrigerant Pressure Sensor Harness Connector
  • Remote Keyless Entry System and Harness Connector Location Diagram for 2003 Nissan Altima  3.5 V6 GASRemote Keyless Entry System and Harness Connector Location Diagram for 2003 Nissan Altima 3.5 V6 GAS

    Components on diagram:
  • Data Link Connector
  • Trunk Release Solenoid
  • Horn Relay
  • Body Control Module
  • Key Lock Solenoid
  • Front Door Lock Components Diagram for 2003 Nissan Altima  3.5 V6 GASFront Door Lock Components Diagram for 2003 Nissan Altima 3.5 V6 GAS

    Components on diagram:
  • Door Lock Actuator
  • Door Lock
  • Key Cylinder
  • Lock Knob
  • Inside Handle Cable
  • NVIS Components and Harness Connector Location Diagram for 2003 Nissan Altima  3.5 V6 GASNVIS Components and Harness Connector Location Diagram for 2003 Nissan Altima 3.5 V6 GAS

    Components on diagram:
  • ECM
  • Security Indicator Lamp
  • Immobilizer Control Unit
  • ECM Harness Connector
  • Connector C-10A
  • Ground Location Diagram for 2003 Nissan Altima  3.5 V6 GASGround Location Diagram for 2003 Nissan Altima 3.5 V6 GAS

    Components on diagram:
  • Ground M57
  • Body Harness Components Diagram for 2003 Nissan Altima  3.5 V6 GASBody Harness Components Diagram for 2003 Nissan Altima 3.5 V6 GAS

    Components on diagram:
  • Door Striker
  • Ground B19
  • Ground B5
  • Ground B7
  • CLICK HERE TO GET FULL ACCESS TO 2003 Nissan Altima PARTS/COMPONENTS LOCATION DIAGRAMS!

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

    Click here to view more details about 2001 Nissan Altima Mirror, Driver Side2001 Nissan Altima Mirror, Driver Side.

    Source: Auto Body Parts Store

    $98.61

    Click here to view more details about 2001 Nissan Altima Headlight, Passenger Side2001 Nissan Altima Headlight, Passenger Side, Bulbs included; Composite and combination type; DOT and SAE approved; A high quality, OE replacement headlight assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $81.32

    Click here to view more details2014 Nissan Altima Radiator, Radiator; 2.5/3.5L; L4/V6, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $96.45

    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 A/C Compressor, 2.5, AUTO, FWD 2.5L (4 cyl), non-Hybrid, Very Good.

    Source: Used Auto Parts Store

    $178.00

    Click here to view more details2008 Nissan Altima Used Ignition Switch W/Key, (push button switch), Very Good.

    Source: Used Auto Parts Store

    $55.00
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