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1990 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 1990 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 1990 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 1990 Honda Civic AUTOMOBILES

A/C & Cooling System Maintenance -> Honda -> 1990-2002 Accord, CRX, Civic, del Sol & Prelude
Vehicle: 1990 Honda Civic 1.5 L4 GAS

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BRAKE SERVICE PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

HONDA, POWER BRAKES -> POWER BOOSTER OVERHAUL -> 1989 ACCORD, 1989-91 CIVIC, CIVIC CRX & CIVIC WAGON -> 1990-91 PRELUDE -> Assembly -> Disassembly
Vehicle: 1990 Honda Civic LX 1.5 L4 GAS

On 1990-92 Accord and 1992 Civic and Prelude models, the brake booster cannot be overhauled and must be replaced as an assembly.

1989 ACCORD, 1989-91 CIVIC, CIVIC CRX & CIVIC WAGON

Disassembly
  • Refer to Fig . when overhauling these brake boosters.
  • Remove brake booster from vehicle as described under "Power Booster, Replace."
  • Scribe aligning mark across front and rear booster housings to ensure proper positioning of parts on reassembly.
  • Remove E-clips and separate booster housings, Fig. .
  • Remove seals and washers from spring retainer, then the 10 millimeter snap rings, spring retain...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

Honda -> Component Locations -> 1985-00 Civic, 1993-97 del Sol & 1985-91 CRX w/Fuel Injected Engine
Vehicle: 1990 Honda Civic LX 1.5 L4 GAS

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 1990 Honda Civic CX 1.5 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...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

Starter, Replace
Vehicle: 1990 Honda Civic 1.5 L4 GAS

  • Disconnect battery ground cable, then wait at least three minutes before continuing procedure.
  • Disconnect positive battery cable.
  • Remove engine wire harness.
  • Disconnect all electrical leads at starter.
  • Loosen...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

Honda -> Traction Control System (TCS) Warning Indicator ->
Vehicle: 1990 Honda Civic LX 1.5 L4 GAS

The Traction Control System warning lamp is used to warn of a system fault. The lamp monitors the condition of the Traction Control System system. It will be lit during engine start-up, but should go off when the self-diagnostic system determines that the system is operating properly. If the lamp remains lit, a fault in the Tra...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

Radiator, Replace
Vehicle: 1990 Honda Civic 4WD 1.6 L4 GAS

  • Drain engine coolant into a suitable container.
  • Remove front engine compartment cover.
  • Remove upper and lower radiator hoses, and ATF cooler hoses.
  • Disconnect fan motor connectors.
  • Remove engine compartment cover brackets and radiator upper brackets, then ...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Honda Civic AUTOMOBILES

Serpentine Drive Belt, Replace -> Alternator and Air Conditioning -> Power Steering
Vehicle: 1990 Honda Civic 1.5 L4 GAS

Alternator and Air Conditioning

  • Disconnect battery ground cable from battery.
  • Loosen upper mounting bolt and lower alternator mounting nut.
  • Loosen lower mounting bolt and lower alternator mounting nut.
  • Remove A/C compressor drive and alternator drive belt.
  • Clean and inspect belt surfaces of all pulleys.
  • Reverse procedure to install, noting the following:
    • Torque upper alternator adjusting lockbolt to 17 ft. lbs.
    • Torqu...

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COMPONENT LOCATION DIAGRAMS FOR 1990 Honda Civic AUTOMOBILES

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

Cooling Fan Components Diagram for 1990 Honda Civic DX 1.5 L4 GASCooling Fan Components Diagram for 1990 Honda Civic DX 1.5 L4 GAS

Components on diagram:
  • Condenser Fan Relay
  • Radiator Fan Relay
  • A/C DIODE
  • A/C Clutch Relay
  • Coolant Temperature Switch
  • Fuel & Emissions System Components   Diagram for 1990 Honda Civic EX 1.6 L4 GASFuel & Emissions System Components Diagram for 1990 Honda Civic EX 1.6 L4 GAS

    Components on diagram:
  • Fast Idle Control Solenoid Valve
  • Throttle Body
  • EACV
  • Pressure Regulator
  • Atmospheric Pressure Sensor
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    WIRING DIAGRAMS FOR 1990 Honda Civic AUTOMOBILES

    OEM drawn wiring diagrams for most 1990 Honda Civic cars and light trucks sold in the U.S.

    1990 Honda Civic LX 1.5 L4 GAS Wiring Diagram1990 Honda Civic LX 1.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Rear Window Defogger Relay
  • Rear Window Defogger Switch
  • Rear Window Defogger
  • Timer Circuit
  • 1990 Honda Civic EX 1.6 L4 GAS Wiring Diagram1990 Honda Civic EX 1.6 L4 GAS Wiring Diagram

    Components on diagram:
  • Side marker flasher relay
  • Intermittent Wiper Relay
  • Bulb Check Circuit
  • Beeper
  • Front Side Marker Light
  • CLICK HERE TO GET FULL ACCESS TO 1990 Honda Civic WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1990 Honda Civic AUTOMOBILES

    OEM TSB listings for most 1990 Honda Civic cars and light trucks sold in the U.S. from 1985+.

    Document: ATEQ VT55 TPMS Update Information
    Vehicle: 1990 Honda Civic 1.5 L4 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: ED-18 Battery Analyzer Update Information
    Vehicle: 1990 Honda Civic 1.5 L4 GAS

    Auto Systems:
  • Tools, Equipment
  • CLICK HERE TO GET FULL ACCESS TO 1990 Honda Civic TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1990 Honda Civic AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 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 1990 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 1990 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 1990 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 1990 Honda Civic SPECIFICATIONS DATA!

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