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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:
  • Window Antenna
  • Ignition Switch ACC or ON
  • Audio Unit
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Homelink Universal Transceiver
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • PRNDL
  • Park Neutral Position Switch
  • 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
  • Rear Window Defogger Relay
  • Body Control Module
  • Rear Window Defogger
  • A/C Auto Amplifier
  • 2003 Nissan Altima  3.5 V6 GAS Wiring Diagram2003 Nissan Altima 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Body Control Module
  • Hazard Switch
  • Lighting Switch
  • Ignition Switch On Or Start
  • 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
  • Tail Lamp Relay
  • Body Control Module
  • Lighting Switch
  • 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
  • Generator
  • Combination Meter
  • 2003 Nissan Altima  2.5 L4 GAS Wiring Diagram2003 Nissan Altima 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Body Control Module
  • Power Seat Switch
  • Power Seat
  • Reclining Motor
  • 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 Fender, Front, Passenger Side1999 Nissan Altima Fender, Front, Passenger Side.

    Source: Auto Body Parts Store

    $30.95

    Click here to view more details about 1999 Nissan Altima Radiator Support1999 Nissan Altima Radiator Support, A high quality, OE replacement radiator support assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $140.06

    Click here to view more details about 2001 Nissan Altima 15" Wheel Cover2001 Nissan Altima 15" Wheel Cover, Wheel Cover; 15 Inch; 5 Spokes; Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $27.50

    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 Air Flow Meter/Sensor, (QR25DE, 2.5L), Very Good.

    Source: Used Auto Parts Store

    $69.00

    Click here to view more details2010 Nissan Altima Used Brake Master Cylinder, 3.5, AUTO, FWD, Very Good.

    Source: Used Auto Parts Store

    $88.00
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    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Nissan Altima vehicle.
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