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1991 Toyota Corolla CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Toyota 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 Toyota Corolla car and truck repair procedures including Toyota 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 Toyota Corolla 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 Toyota 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 Toyota Corolla 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 Toyota Corolla AUTOMOBILES

    Toyota -> Component Replacement & Adjustment -> HEATER CORE, REPLACE -> 1992 CAMRY -> COROLLA & 1991 CAMRY -> PASEO & TERCEL
    Vehicle: 1991 Toyota Corolla LE 1.6 L4 GAS

    COROLLA & 1991 CAMRY

    Refer to "Evaporator Core, Replace," for heater core replacement procedure.

    1992 CAMRY

    • Recover A/C refrigerant and drain coolant.
    • Disconnect water inlet control cable from water valve.
    • Disconnect water hoses from heater core pipes.
    • Remove instrument panel and reinforcements as outlined under "Instrument Panel, Replace."
    • Remove blower unit, as follows:
      • Disconnect ECU electrical connector, then remove ECU and bracket.
      • Disconnect connector bracket electrical connector, then remove connector bra...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    TOYOTA, POWER BRAKE UNITS -> BRAKE BOOSTER REPLACEMENT -> Cressida -> Except Cressida -> INSTALLATION -> REMOVAL
    Vehicle: 1991 Toyota Corolla LE 1.6 L4 GAS

    REMOVAL

    Except Cressida
    • On models with airbag, disable airbag system as described under "Airbag System Disarming."
    • On models less airbag, disconnect battery ground cable.
    • On all models, remove master cylinder as outlined under "Master Cylinder, Replace" in the "Hydraulic Brake System" section.
    • On 1992 Camry and Celica models, push away charcoal vapor canister for better access.
    • On Supra, remove cruise actuator.
    • On Supra and 1992 Celica models, remove lower finish panel or lower pad as outlined in "Dash Panel Service."
    • Remove pedal return spring, clip, clevis pin and clevis locknut, Fi...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    Toyota -> Component Locations -> 1989-97 Corolla 1.6L (4A-FE) & 1.8L Engines
    Vehicle: 1991 Toyota Corolla DLX 1.6 L4 GAS

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    CV AXLE SHAFT, Replace
    Vehicle: 1991 Toyota Corolla GTS 1.6 L4 GAS

    • Raise and support vehicle, then remove wheels and engine undercover.
    • Drain transmission fluid into a suitable container.
    • Remove cotter pin and lock cap. While applying brakes, remove axle spline nut.
    • Disconnect tie rod end from steering knuckle, then lower ball joint from lower control arm.
    • Remove brake caliper and suspend so as not to twist or stretch brake line.
    • Remove brake disc if necessary, then using suitable puller, remove driveshaft outer joint from axle hub.
    • To remove driveshafts from transaxle, gently tap with hammer and brass drift to release shaft, or u...

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

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    Alternator, Replace
    Vehicle: 1991 Toyota Corolla 1.6 L4 GAS

    • Disconnect battery ground cable from negative terminal of battery.
    • Disconnect connector from alternator.
    • Remove nut and wire from alternator.
    • Loos...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    Toyota -> Low Coolant Lamp ->
    Vehicle: 1991 Toyota Corolla DLX ALL Trac 1.6 L4 GAS

    This lamp will be illuminated when the coolant level in the radiator drops below a pre-determined point. To reset the lamp, bring the c...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 1991 Toyota Corolla DLX ALL Trac 1.6 L4 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 water inlet pipe.
    • Remove hose from water inlet pipe.
    • Remove hose from vehicle.
    • Reverse proced...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Toyota Corolla AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 1991 Toyota Corolla DLX ALL Trac 1.6 L4 GAS

    • Loosen alternator pivot bolt.
    • Loosen alternator adjuster lock bolt.
    • Loosen adjusting bolt to remove tension from bel...

    CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 1991 Toyota Corolla AUTOMOBILES

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

    Electronic Fuel Injection (EFI) System Components Diagram for 1991 Toyota Corolla SR5 1.6 L4 GASElectronic Fuel Injection (EFI) System Components Diagram for 1991 Toyota Corolla SR5 1.6 L4 GAS

    Components on diagram:
  • Water Temperature Sensor
  • Intake Air Temperature Sensor
  • EFI Main Relay
  • Oxygen Sensor
  • ISC Valve
  • I/P Harness To Harness Connector & Ground Locations Diagram for 1991 Toyota Corolla LE 1.6 L4 GASI/P Harness To Harness Connector & Ground Locations Diagram for 1991 Toyota Corolla LE 1.6 L4 GAS

    Components on diagram:
  • Ground IE
  • Ground IF
  • Ground ID
  • Ground IG
  • CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Toyota Corolla AUTOMOBILES

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

    1991 Toyota Corolla GTS 1.6 L4 GAS Wiring Diagram1991 Toyota Corolla GTS 1.6 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Starter Relay
  • Starter
  • Charge Warning
  • Clutch Start SW
  • 1991 Toyota Corolla GTS 1.6 L4 GAS Wiring Diagram1991 Toyota Corolla GTS 1.6 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Rear Window Defogger
  • O/D Solenoid
  • O/D Main Switch
  • CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Toyota Corolla AUTOMOBILES

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

    Document: SEAT BELT TONGUE PLATE STOPPER REPLACEMENT - REVISED
    Vehicle: 1991 Toyota Corolla 1.6 L4 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • Document: REPLACEMENT CERTIFICATION LABELS - REVISED
    Vehicle: 1991 Toyota Corolla 1.6 L4 GAS

    Auto Systems:
  • Identification, Models, Labels, Etc.
  • CLICK HERE TO GET FULL ACCESS TO 1991 Toyota Corolla TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Toyota Corolla AUTOMOBILES

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

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    $10.66

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