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1991 Nissan Sentra 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 1991 Nissan Sentra 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 Sentra automobile. Try the Automotix DIY solution today!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    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 Sentra 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 Sentra AUTOMOBILES

    Nissan -> COOLING FANS -> DESCRIPTION -> 300ZX -> Automatic Transaxle -> Manual Transaxle -> MAXIMA -> NX COUPE, NX1600, NX2000 & SENTRA -> STANZA
    Vehicle: 1991 Nissan Sentra SE-R 2.0 L4 GAS

    MAXIMA

    These models use one thermo sensor and three relays to control cooling fan operation.

    With A/C off and engine coolant temperature below 205°F, the cooling fans will not operate. When coolant temperature exceeds 207°F, relay No. 1 closes and cooling fan operates at low speed. When coolant temperature exceeds 225°F, relays No. 2 and 3 close and cooling fan operates at high speed.

    With A/C switch on and engine coolant below 201°F, relay No. 1 closes and cooling fan operates at low speed. When coolant temperature exceeds 03°F, relays No. 2 and 3 close and cool...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    MITSUBISHI, HYDRAULIC BRAKE SYSTEM -> BRAKE BOOSTER PUSHROD ADJUSTMENT
    Vehicle: 1991 Nissan Sentra 1.6 L4 GAS

    • With master cylinder removed from vehicle, as described under "Master Cylinder Replace," proceed as follows:
      • Measure distance between master cylinder end face and the piston, Fig. . Position a square (straight scale) against edge of master cylinder, then measure and subtract thickness of the square to determine dimension B.
      • Find dimension C by measuring distance between brake booster mounting su...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    Nissan/Datsun -> Fuel Filter Scheduled Maintenance -> Gasoline Engines -> Normal Service -> Severe Service
    Vehicle: 1991 Nissan Sentra 1.6 L4 GAS

    Normal Service

    Service as ...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra FUEL FILTER REPLACEMENT PROCEDURES

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

    CV AXLE SHAFT, Replace
    Vehicle: 1991 Nissan Sentra Classic 1.6 L4 GAS

    • Remove wheel bearing lock nut. Tie rod does not need to be disconnected from steering knuckle. Suspend steering knuckle with wire so as not to stretch brake hose. Do not pull or twist brake hose.
    • Remove clip and separate brake hose from strut.
    • Remove strut lower mounting bolts.
    • Separate drive shaft from steering knuckle by lightly tapping it. If it is hard to remove, use a puller. When removing drive shaft, cover boots with shop towel to prevent damage to them.
    • Remove right drive shaf...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    Alternator, Replace
    Vehicle: 1991 Nissan Sentra Classic 1.6 L4 GAS

    • Remove engine undercover.
    • Remove drive belt from alternator.
    • Disconnect harness co...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    Nissan -> Four Wheel Drive (4WD) Warning Lamp ->
    Vehicle: 1991 Nissan Sentra SE-R 2.0 L4 GAS

    When the ignition switch is placed in the on position, the 4WD warning lamp will light as a bulb check but should go off soon after the engine is started. If a malfunction in the 4WD ...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    Radiator, Replace
    Vehicle: 1991 Nissan Sentra Classic 1.6 L4 GAS

    When performing ra...

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Nissan Sentra AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 1991 Nissan Sentra 1.6 L4 GAS

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

    CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 1991 Nissan Sentra AUTOMOBILES

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

    Engine Compartment Harness Diagram for 1991 Nissan Sentra Classic 1.6 L4 GASEngine Compartment Harness Diagram for 1991 Nissan Sentra Classic 1.6 L4 GAS

    Components on diagram:
  • Ground E-21
  • Ground E-5
  • I/P Harness Diagram for 1991 Nissan Sentra SE-R 2.0 L4 GASI/P Harness Diagram for 1991 Nissan Sentra SE-R 2.0 L4 GAS

    Components on diagram:
  • Ground M-67
  • Ground M-5
  • Ground M-70
  • CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Nissan Sentra AUTOMOBILES

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

    1991 Nissan Sentra Classic 1.6 L4 GAS Wiring Diagram1991 Nissan Sentra Classic 1.6 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Radiator Fan Relay
  • Compressor
  • Dual Pressure Switch
  • Radiator Fan Motor
  • 1991 Nissan Sentra SE-R 2.0 L4 GAS Wiring Diagram1991 Nissan Sentra SE-R 2.0 L4 GAS Wiring Diagram

    Components on diagram:
  • Trunk Room Lamp Switch
  • Battery
  • Interior Lamp
  • LH Front Door Switch
  • LH Rear Door Switch
  • CLICK HERE TO GET FULL ACCESS TO 1991 Nissan Sentra WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Nissan Sentra AUTOMOBILES

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

    Document: A/C SYSTEM O-RING SEAL LEAKS
    Vehicle: 1991 Nissan Sentra 1.6 L4 GAS

    Auto Systems:
  • Heating, A/C, Ventilation, Defogger
  • Document: WINDSHIELD CRACKING
    Vehicle: 1991 Nissan Sentra 1.6 L4 GAS

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

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Nissan Sentra AUTOMOBILES

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

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    Source: Auto Body Parts Store

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    $34.45

    Click here to view more details1988 Nissan Sentra L4, 1.6 L, 1597 CC Rebuilt Engine, OHC, Valve cover hold down bolts bolt to head. Fits 1/86-7/88, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,277.00

    Click here to view more details2003 Nissan Sentra Used Air Flow Meter/Sensor, 2.5, AUTO, FWD, Very Good.

    Source: Used Auto Parts Store

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    $86.00
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