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1991 Nissan Pathfinder CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Nissan REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 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 1991 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 1991 Nissan Pathfinder AUTOMOBILES

Nissan -> COMPONENT REPLACEMENT & ADJUSTMENT -> CONDENSER, REPLACE -> 240SX -> MAXIMA -> NX COUPE, NX1600, NX2000 & SENTRA -> PATHFINDER & PICKUP -> STANZA
Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

MAXIMA

  • Remove radiator grille.
  • Remove radiator shroud and radiator attaching bolts.
  • Disconnect refrigerant lines from condenser and receiver/drier.
  • Remove condenser.
  • Reverse procedure to install.

NX COUPE, NX1600, NX2000 & SENTRA

  • Remove radiator grille.
  • Disconnect refrigerant lines at condenser, plugging all openings.
  • Remove condenser cooling fan.
  • Remove radiator attaching bolts and then condenser attaching bolts.
  • While pushing radiator toward engine, remove condenser.
  • Reverse procedure to install...

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BRAKE SERVICE PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

NISSAN, ANTI-LOCK BRAKES -> GROUND CIRCUIT CHECK -> ACTUATOR MOTOR GROUND -> Except Pickup, Pathfinder & Sentra/NX Coupe
Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

ACTUATOR MOTOR GROUND

Except Pickup, Pathfinder & Sentra/NX Coupe

When performing actuator...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

Nissan/Datsun -> Fuel Filter Replacement -> Except Armada, Murano, Titan & 350Z, 2006-02 Altima, 2000-06 Maxima & Sentra -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

Fuel System Pressure Relief

  • On all models except 1990-96 300ZX, remove the fuel pump fuse from the fuse panel.
  • On 1990-96 300ZX, disconnect the fuel pump relay, located behind the lefthand side kick panel.
  • On all models, start and run the engine until it stalls.
  • After the engine stalls, crank two or three times to ensure all fuel pressure is relieved.
  • On all models except 1990-96 300ZX, turn the ignition Off, then install the fuel pump fuse.
  • On 1990-96 300ZX, turn the ignition Off, then connect the fuel pump relay.

Removal &...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

  • Raise and support vehicle, then remove wheel.
  • Unfasten brake caliper assembly, leaving brake line attached.
  • Remove hub nut.
  • Remove tie-rod ball joint from knuckle, then separate driveshaft from steering knuckle by tapping on driveshaft. When removing driveshafts, cover boots with cloth to prevent damage.
  • On models with automatic transaxle, if replacing both dr...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

Starter, Replace
Vehicle: 1991 Nissan Pathfinder XE 3.0 V6 GAS

  • Disconnect battery ground cable.
  • On models equipped with automatic transaxle,support transaxle with suitable jack.
  • Remove four rear mounting bracket bolts.
  • Slight...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

Nissan -> Anti-Lock Warning Lamp -> 1990-95 Pathfinder
Vehicle: 1991 Nissan Pathfinder XE 3.0 V6 GAS

This lamp will be illuminated when the ignition switch is placed in the on position as a bulb check. If the lamp remains illuminated or lights during vehicle operation, an anti-lock brake system malfunction is indicated. When the lamp is illuminated, place the ignition switch in the off position, then restart the engine. If the lamp stil...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

Lower

  • Disconnect battery ground cable.
  • Drain cooling system into a suitable container by loosening drain plug of radiator.
  • Reposition hose clamp at radiator outlet.
  • Remove hose from radiator.
  • Reposition hose clamp at thermostat housing.
  • Remove hose from thermostat housing.
  • Remove hose from vehicle.
  • Reverse proc...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Nissan Pathfinder AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1991 Nissan Pathfinder XE 3.0 V6 GAS

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

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COMPONENT LOCATION DIAGRAMS FOR 1991 Nissan Pathfinder AUTOMOBILES

Component location diagrams for most 1991 Nissan Pathfinder cars and light trucks sold in the U.S. from 1990+.

A/C Components (Engine Compartment) Diagram for 1991 Nissan Pathfinder  3.0 V6 GASA/C Components (Engine Compartment) Diagram for 1991 Nissan Pathfinder 3.0 V6 GAS

Components on diagram:
  • Blower Relay
  • A/C Relay
  • Ambient Sensor
  • Auto Amplifier Relay
  • Dual Pressure Switch
  • Back Door & Rear Wiper Harness Diagram for 1991 Nissan Pathfinder XE 3.0 V6 GASBack Door & Rear Wiper Harness Diagram for 1991 Nissan Pathfinder XE 3.0 V6 GAS

    Components on diagram:
  • Ground G-14D
  • CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Pathfinder PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Nissan Pathfinder AUTOMOBILES

    OEM drawn wiring diagrams for most 1991 Nissan Pathfinder cars and light trucks sold in the U.S.

    1991 Nissan Pathfinder SE 3.0 V6 GAS Wiring Diagram1991 Nissan Pathfinder SE 3.0 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Blower Relay
  • Compressor
  • Thermistor
  • Blower Motor
  • 1991 Nissan Pathfinder XE 3.0 V6 GAS Wiring Diagram1991 Nissan Pathfinder XE 3.0 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Inhibitor Switch
  • PRNDL
  • Lighting Switch
  • CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Pathfinder WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Nissan Pathfinder AUTOMOBILES

    OEM TSB listings for most 1991 Nissan Pathfinder cars and light trucks sold in the U.S. from 1985+.

    Document: A/C SYSTEM O-RING SEAL LEAKS
    Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

    Auto Systems:
  • Heating, A/C, Ventilation, Defogger
  • Document: WINDSHIELD CRACKING
    Vehicle: 1991 Nissan Pathfinder 3.0 V6 GAS

    Auto Systems:
  • Glass, Doors, Hood, Decklid, Tailgate, Liftgate, Locks
  • CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Pathfinder TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Nissan Pathfinder AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 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 1991 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 1991 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 1991 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 1991 Nissan Pathfinder SPECIFICATIONS DATA!

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