2003 Nissan Pathfinder REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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2003 Nissan Pathfinder CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Nissan REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Nissan Pathfinder 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 Nissan Pathfinder automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Nissan mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Nissan Pathfinder vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Nissan -> Wiring Diagrams -> Pathfinder
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

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BRAKE SERVICE PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Nissan -> Hydraulic Brake Systems -> Component Service -> Altima, Maxima & Sentra -> Cleaning & Inspection -> External Proportioning Valve -> Frontier & Pathfinder -> Master Cylinder Overhaul -> Overhaul -> Quest -> Replacement -> Testing
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

Master Cylinder Overhaul

Overhaul

Refer to Figs. through for master cylinder overhaul procedures, noting the following:

  • If piston assembly is stuck in cylinder bore, gradually apply air to fluid outlet port.
  • Replace stopper cap if claws are damaged. Bend claw inward when installing new stopper.
Cleaning & Inspection

Examine reservoirs for foreign matter and inspect all passages for restrictions. If there is any indication of contamination or evidence of corrosion, service the hydraulic system as needed.

When disassembled, wash all components in denatured alcohol or clean brake flui...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Nissan/Datsun -> Component Locations -> 2000-06 Xterra, 1998-06 Frontier & 1996-06 Pathfinder
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

CV AXLE SHAFT, Replace -> Front -> Rear
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

Front

  • Raise and support vehicle and support it with safety stands in proper locations.
  • Remove wheel nuts and front wheels.
  • Remove engine undercover bolts using suitable tool.
  • Remove ABS sensor harness from mount on knuckle, then disconnect wheel sensor harness connector.Do not pull on wheel sensor harness during removal of ABS sensor. Carefully feed ABS wheel sensor harness through hole in splash shield.
  • Remove brake caliper torque member bolts using suitable tool. Position brake caliper aside and attach using mechanics wire.Do not press down on brake pedal while caliper is re...

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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Description
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

The TPMS (Tire Pressure Monitor System) is controlled by the Body Control Module (BCM). The BCM receives its tire pressure signal from the remote keyless entry receiver. The remote keyless entry receiver receives i...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Starter, Replace
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

  • Disconnect battery ground cable.
  • Remove engine undercover.
  • Disconnect starter wir...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Nissan -> Maintenance Messages -> Pathfinder
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

The Vehicle Information Display will display a maintenance notification when engine oil, oil filter, tire inflation pressure check and tire rotation are due. To reset maintenance message proceed as follows:

  • Press INFO button on control.
  • Using joy stick sele...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Radiator, Replace
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

  • Remove undercover.
  • Remove suspension member stay.
  • Drain coolant from radiator into a suitable container.
  • Disconnect radiator upper and lower hoses.
  • Remove upper and lower radiator shroud.
  • Remove A/T oil cooler hoses.
  • Disconnect reservoir tank hose.
  • Remove radiat...

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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Nissan Pathfinder AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

  • Loosen lock nut on alternator and power steering pump drive belt idler pulley.
  • Loosen adjusting bolt on alternator and power steering pump drive belt idler pulley.
  • Remove alternator and power steering pump drive belt.
  • Loosen lock nut on air conditioning compressor drive belt idler pu...

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COMPONENT LOCATION DIAGRAMS FOR 2003 Nissan Pathfinder AUTOMOBILES

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

Passenger Compartment Diagram for 2003 Nissan Pathfinder  3.5 V6 GASPassenger Compartment Diagram for 2003 Nissan Pathfinder 3.5 V6 GAS

Components on diagram:
  • Blower Motor
  • A/C Switch
  • Mode Switch
  • Fan Switch
  • Recirculation Switch
  • Engine And Emission Control Components Diagram for 2003 Nissan Pathfinder  3.5 V6 GASEngine And Emission Control Components Diagram for 2003 Nissan Pathfinder 3.5 V6 GAS

    Components on diagram:
  • Throttle Body
  • Heated Oxygen Sensor
  • Transmission
  • IACV-AAC Valve
  • Intake Air Duct
  • CLICK HERE TO GET FULL ACCESS TO 2003 Nissan Pathfinder PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Nissan Pathfinder AUTOMOBILES

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

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

    Components on diagram:
  • Battery
  • Hazard Switch
  • Turn Signal
  • Smart Entrance Control Unit
  • 2003 Nissan Pathfinder  3.5 V6 GAS Wiring Diagram2003 Nissan Pathfinder 3.5 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Ambient Air Temperature Sensor
  • Unified Meter Control Unit
  • Compass And Thermometer
  • Antilock Brake System Actuator And Control Unit
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    TECHNICAL SERVICE BULLETINS FOR 2003 Nissan Pathfinder AUTOMOBILES

    OEM TSB listings for most 2003 Nissan Pathfinder cars and light trucks sold in the U.S. from 1985+.

    Document: A/C SYSTEM O-RING SEAL LEAKS
    Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

    Auto Systems:
  • Heating, A/C, Ventilation, Defogger
  • Document: WINDSHIELD CRACKING
    Vehicle: 2003 Nissan Pathfinder 3.5 V6 GAS

    Auto Systems:
  • Glass, Doors, Hood, Decklid, Tailgate, Liftgate, Locks
  • CLICK HERE TO GET FULL ACCESS TO 2003 Nissan Pathfinder TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Nissan Pathfinder AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Nissan Pathfinder cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Nissan Pathfinder cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Nissan Pathfinder cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Nissan Pathfinder cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO 2003 Nissan Pathfinder SPECIFICATIONS DATA!

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