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

    Honda -> Component Replacement & Adjustment -> EVAPORATOR CORE, REPLACE -> 1991 -> 1992 -> ACCORD -> CIVIC, CIVIC WAGON & CRX -> PRELUDE
    Vehicle: 1991 Honda Civic LX 1.5 L4 GAS

    ACCORD

    • Disable coded theft protection system as outlined under .
    • On models equipped with airbag, disarm airbag as described under .
    • On all models, disconnect battery ground cable and discharge A/C system.
    • Disconnect and cap receiver and suction lines from evaporator assembly.
    • Remove the glove box and frame, then disconnect the connector from the thermostat switch.
    • Remove attaching nuts, drain hose, then the evaporator, Fig. .
    • Remove evaporator sensor from evaporator fins.
    • Carefully separate housing and remove evaporat...

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    BRAKE SERVICE PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    HONDA, DISC BRAKES -> FRONT BRAKE PAD & LINING REPLACEMENT -> INSTALLATION -> REMOVAL
    Vehicle: 1991 Honda Civic 1.5 L4 GAS

    REMOVAL

    • Refer to table when replacing brake pads.
    • Raise and support front of vehicle, then remove wheel and tire assemblies.
    • Remove brake hose clamp bolts from steering knuckle, Fig. .
    • Remove caliper bolt, then swing caliper up out of the way.
    • Remove shims, retainers and brake pads.
    [[table data]]

    INSTALLATION

    • Using a vernier caliper, measure thickness of each pad lining. Compare measurement with specifications. If brake lining thickness is less than specified, replace both pads as a set.
    • Clean caliper thoroughly, and check for grooves or cr...

    CLICK HERE TO GET FULL ACCESS TO 1991 Honda Civic BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    Honda -> Fuel Filter Replacement -> del Sol, 1985-91 CR-X, 1985-01 Prelude, 1985-97 Accord, 1987-00 Civic, 1997-01 CR-V & 1995-97 Odyssey w/Fuel Injected Engines -> Fuel System Pressure Relief -> Removal & Installation
    Vehicle: 1991 Honda Civic 4WD 1.6 L4 GAS

    Fuel System Pressure Relief

    • Obtain the vehicle owners radio theft protection code prior to disconnecting the battery ground cable, if equipped.
    • Disconnect the battery ground cable.
    • Remove the fuel fill cap to release fuel tank pressure.
    • On models less fuel filter service bolt, place a shop towel over the banjo bolt at top of fuel filter. Slowly loosen the banjo bolt one complete turn. When loosening the banjo bolt, use a backup wrench to hold the fuel filter in position.
    • On m...

    CLICK HERE TO GET FULL ACCESS TO 1991 Honda Civic FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    CV AXLE SHAFT, Replace
    Vehicle: 1991 Honda Civic SI 1.6 L4 GAS

    Replacement procedures for left and right driveshafts are the same.

    • Raise and support front of vehicle, then remove front wheels.
    • Drain transaxle.
    • Raise locking tab on spindle nut, then remove nut.
    • Remove self-locking nut and self-locking bolt. Replace self-locking bolt if you can easily thread a non-self-locking nut past their nylon locking inserts.
    • Remove damper fork, then cotter pin from lower arm ball joint castle nut and remove nut.
    • Install hex nut on ball joint. Ensure nut is flush with ball joint pin end, or threaded section of ball joint pin might be damaged by ball joi...

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

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    Alternator, Replace
    Vehicle: 1991 Honda Civic SI 1.6 L4 GAS

    • Disconnect battery ground cable, then disconnect positive cable.
    • Disconnect alternator connector from alternator.
    • Remove terminal nut and WHT wire from B terminal.
    • Remove through bolt nut, loosen adjustment locknut and then adjusting bolt.
    • Remove ...

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    MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    Honda -> Air Bag Warning Lamp ->
    Vehicle: 1991 Honda Civic LX 1.5 L4 GAS

    The air bag warning lamp will light for a few seconds when the ignition switch is placed in the on position as a bulb check. I...

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    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 1991 Honda Civic DX 1.5 L4 GAS

    Lower

    • Drain engine coolant into a suitable container.
    • Reposition hose clamp and remove hose from thermostat housing tube.
    • Reposition hose clamp and remove hose from radiator outlet.
    • Remove hose from vehicle.
    • Reverse pro...

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    SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Honda Civic AUTOMOBILES

    Serpentine Drive Belt, Replace -> Air Conditioning and Power Steering -> Alternator
    Vehicle: 1991 Honda Civic DX 1.5 L4 GAS

    Alternator

    • Disconnect battery ground cable from battery.
    • Loosen upper mounting adjustment bolt.
    • Loosen lower mounting through bolt.
    • Remove alternator drive belt.
    • Clean and inspect belt surfaces of all pulleys.
    • Reverse procedure to install, noting the following:
      • Torque lower alternator mounting bolt to...

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    COMPONENT LOCATION DIAGRAMS FOR 1991 Honda Civic AUTOMOBILES

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

    Cooling Fan Components Diagram for 1991 Honda Civic SI 1.6 L4 GASCooling Fan Components Diagram for 1991 Honda Civic SI 1.6 L4 GAS

    Components on diagram:
  • Condenser Fan Motor
  • A/C Clutch Relay
  • Coolant Temperature Switch
  • Radiator Fan Relay
  • Condenser Fan Relay
  • A/C Wiring Harness Diagram for 1991 Honda Civic DX 1.5 L4 GASA/C Wiring Harness Diagram for 1991 Honda Civic DX 1.5 L4 GAS

    Components on diagram:
  • Connector C-481
  • Connector C-482
  • Connector C-483
  • Connector C-290
  • Fuel Tank Wires
  • CLICK HERE TO GET FULL ACCESS TO 1991 Honda Civic PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Honda Civic AUTOMOBILES

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

    1991 Honda Civic  1.5 L4 GAS Wiring Diagram1991 Honda Civic 1.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Trunk Latch Switch
  • Brake Fluid Level Switch
  • Tachometer
  • Oil Pressure Switch
  • Parking Brake Switch
  • 1991 Honda Civic  1.5 L4 GAS Wiring Diagram1991 Honda Civic 1.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Rear Window Defogger Relay
  • Ignition Switch
  • Integrated Control Unit
  • Turn Signal/Hazard Relay
  • CLICK HERE TO GET FULL ACCESS TO 1991 Honda Civic WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Honda Civic AUTOMOBILES

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

    Document: ATEQ VT55 TPMS Update Information
    Vehicle: 1991 Honda Civic 1.5 L4 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: ED-18 Battery Analyzer Update Information
    Vehicle: 1991 Honda Civic 1.5 L4 GAS

    Auto Systems:
  • Tools, Equipment
  • CLICK HERE TO GET FULL ACCESS TO 1991 Honda Civic TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Honda Civic AUTOMOBILES

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

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