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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:
  • Trunk Lid Opener Switch
  • Body Control Module
  • Trunk Lamp Switch And Trunk Release Solenoid
  • Trunk Lid Opener Cancel Switch
  • 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
  • Body Control Module
  • Seat Belt Buckle Switch
  • Front Door Switch LH
  • 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
  • Body Control Module
  • Lighting Switch
  • Unified Meter Control Unit
  • Auto Light Sensor
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Backup Lamp Switch
  • Park Neutral Position Switch
  • Rear Combination Lamp LH
  • Rear Combination Lamp RR
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 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  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Mode Door Motor
  • Intake Door Motor
  • A/C Component 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
  • Sunroof Switch
  • Sunroof Motor Assembly
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Body Control Module
  • Starter Motor
  • Central Processing Unit
  • 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 Tail Light, Passenger Side1999 Nissan Altima Tail Light, Passenger Side.

    Source: Auto Body Parts Store

    $48.99

    Click here to view more details2004 Nissan Altima Headlight Bulb, A high quality, OE replacement headlight bulb; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $21.73

    Click here to view more details2012 Nissan Altima 17" X 7.5" Alloy Wheel, ALLOY WHEEL, 17 X 7.5, 5 STUDS/LUGS, 4.5" BOLT DIA, 5 SPLIT SPOKES, 45MM OFFSET, DARK PVD CHROME AFTERMARKET, DARK PVD CHROME, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $300.84

    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 Wiper Motor Front, (Sdn), Very Good.

    Source: Used Auto Parts Store

    $70.00

    Click here to view more details1998 Nissan Altima Used Exhaust Manifold, 674-508 1390401 NEW, AFTERMARKET.

    Source: Used Auto Parts Store

    $171.00
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