1990 Acura Legend REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

Auto Parts Search


1990 Acura Legend CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Acura 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!

Help me findSearch

Select Section

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Acura Legend car and truck repair procedures including Acura 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 Acura Legend 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 Acura 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 Acura Legend 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 Acura Legend AUTOMOBILES

A/C & Cooling System Maintenance -> Acura -> Legend, Vigor & 1990-95 Integra & NSX
Vehicle: 1990 Acura Legend 2.7 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

ACURA, ANTI-LOCK BRAKE SYSTEM -> TROUBLESHOOTING -> ALB CHECKER -> DIAGNOSTIC TESTS -> Function Test -> Temporary Driving Conditions -> Trouble Code 2 -> WARNING LAMP -> Warning Lamp Circuit -> WHEEL SENSOR SIGNAL CONFIRMATION
Vehicle: 1990 Acura Legend L 2.7 V6 GAS

Refer to Figs. through , for component location.

ALB CHECKER

Never drive vehicle while ALB checker is operating. A collision may result from a reduction or complete loss of braking ability.

The checker should be used through modes 0-6 on all models except 1991-92 Legend and 1992 Vigor, and modes 0-5 for 1991-92 Legend and 1992 Vigor, to confirm proper system operation under any of the following conditions:

  • After replacing or bleeding system fluid, 0 mode is not required.
  • After replacing any ALB system component.
  • After any body or suspension repair that may cause malfunctions wi...

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

Acura -> Fuel Filter Replacement -> Integra, Legend, NSX, Vigor, 2.5TL, 3.0CL & 3.5RL -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1990 Acura Legend 2.7 V6 GAS

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental fuel spray.

After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven 10 miles or more to relearn its adaptive strategy.

Fuel System Pressure Relief

  • Obtain the vehicle owner's radio ...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

CV AXLE SHAFT, Replace -> Driveshaft -> Intermediate shaft
Vehicle: 1990 Acura Legend L 2.7 V6 GAS

Driveshaft

  • Raise and support front of vehicle.
  • Remove front wheel, then drain transaxle fluid into a suitable container. If removing left driveshaft only, it is not necessary to drain transaxle.
  • Raise spindle nut lock tab and remove nut.
  • Remove damper fork bolt and pinch bolt, then damper fork.
  • Remove steering knuckle to lower control arm castellated nut cotter pin and nut.
  • Separate lower control arm from steering knuckle using a suitable puller.
  • Pull steering knuckle outward and tap driveshaft outboard joint from steering knuckle.
  • Pry driveshaft out with a screwdriver to force s...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

Alternator, Replace
Vehicle: 1990 Acura Legend 2.7 V6 GAS

  • Disconnect battery ground cable at battery.
  • Disconnect alternator connector from alternator.
  • Remove terminal nut and WHT wire from B terminal.
  • Remove harness holder and belt cover from alternator bracket.
  • Loosen through bolt and adjusting bolt, and remove alternator mounting nut.
  • Remove alternator belt from alternator...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend STARTER & ALTERNATOR REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

Acura -> Anti-Lock Brake System (ABS) Warning Lamp -> 1990-95 Legend
Vehicle: 1990 Acura Legend LS 2.7 V6 GAS

The ABS warning lamp is used to warn of a system fault. The lamp monitors the condition of the anti-lock brake 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 anti-lock brake system is indicated. Even though the syste...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

Radiator, Replace
Vehicle: 1990 Acura Legend L 2.7 V6 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 radi...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Acura Legend AUTOMOBILES

Serpentine Drive Belt, Replace -> Air Conditioning -> Alternator -> Power Steering
Vehicle: 1990 Acura Legend L 2.7 V6 GAS

Alternator

  • Disconnect battery ground cable from battery.
  • Loosen alternator nut and through bolt.
  • Loosen alternator adjusting bolt to relieve belt tension.
  • Remove alternator drive belt.
  • Clean and inspect belt surfaces of all pulleys.
  • Reverse procedure to install, noting the following:
    • Torque adjusting bolt to 84 in. lbs.
    • Torque alternator through bolt to 33 ft. lbs.
    • Torque alternator nut to 17 ft. lbs.

Air Conditioning

  • Disconnect battery ground cable from battery.
  • Loosen tensioner lock nut.
  • Loosen compressor adjust...

CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR 1990 Acura Legend AUTOMOBILES

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

Luggage Area Connector & Ground Locations Diagram for 1990 Acura Legend LS 2.7 V6 GASLuggage Area Connector & Ground Locations Diagram for 1990 Acura Legend LS 2.7 V6 GAS

Components on diagram:
  • Connector C473
  • Connector C474
  • Connector C470
  • Connector C471
  • Connector C472
  • Passenger Compartment Control Unit Locations Diagram for 1990 Acura Legend L 2.7 V6 GASPassenger Compartment Control Unit Locations Diagram for 1990 Acura Legend L 2.7 V6 GAS

    Components on diagram:
  • A/T Control Unit
  • Cooling Fan Timer Unit
  • Security Control Unit
  • SRS Unit
  • PGM-FI ECU
  • CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1990 Acura Legend AUTOMOBILES

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

    1990 Acura Legend  2.7 V6 GAS Wiring Diagram1990 Acura Legend 2.7 V6 GAS Wiring Diagram

    Components on diagram:
  • Shift Lock Solenoid
  • Sunroof Open Relay
  • Combination Switch
  • Sunroof Close Relay
  • Wiper Motor
  • 1990 Acura Legend L 2.7 V6 GAS Wiring Diagram1990 Acura Legend L 2.7 V6 GAS Wiring Diagram

    Components on diagram:
  • Right Door Switch
  • Safety Indicator
  • Driver's Door Switch
  • CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1990 Acura Legend AUTOMOBILES

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

    Document: Battery Testing and Replacement
    Vehicle: 1990 Acura Legend 2.7 V6 GAS

    Auto Systems:
  • Tools, Equipment
  • Starting, Charging, Battery
  • Document: Battery Maintenance at Dealers
    Vehicle: 1990 Acura Legend 2.7 V6 GAS

    Auto Systems:
  • Starting, Charging, Battery
  • CLICK HERE TO GET FULL ACCESS TO 1990 Acura Legend TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1990 Acura Legend AUTOMOBILES

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

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details1994 Acura Legend Spark Plug, 14 mm thread size, 0.750 in. reach, 5/8 in. wrench diameter, heat range 4; Resistor type, copper electrode core/tip material, projected insulator type, gasket seat style; Constructed with a five-rib, highly purified Alumina insulator that prevents arcing at plug boot and provides superior strength and thermal conductivity, a copper-glass seal that bonds insulator to electrode for a gas-tight seal, and a copper-core center electrode that comes with nickel chrome sheel for superior electrical conductivity and maximum heat dissipation; Its electric heat seal ensures stable heat range for uniform performance; The plug's machine rolled threads guarantee trouble free installation and removal, protecting the expensive cylinder heads; Features a unique U-groove ground electrode developed to meet the demand for improved ignitability and increased fuel combustion resulting in less flame dissipation; Gives the flame a groove to grow in that creates a larger flame front for a more complete combustion even in the case of lean air-fuel mixture; Produces greater firing energy without increasing spark plug gap and larger spark nucleus that stimulates faster combustion; Provides an increase in performance with improved throttle response, greater fuel efficiency and reduced emissions; With 90-day Accel limited warranty..

    Source: Auto Body Parts Store

    $3.58

    Click here to view more details1990 Acura Legend Relay, 30 amps; 12 volts; Blade type; 4-prong male terminal; A high quality, OE replacement multi-purpose relay; With 2 years limited TrustBuilt warranty..

    Source: Auto Body Parts Store

    $3.69

    Click here to view more details about 2005 Acura EL 15" x 6" Alloy Wheel2005 Acura EL 15" x 6" Alloy Wheel, Alloy Wheel; 15 X 6; 45MM Offset; 15 Spokes; 4 Lug; 100MM BP; Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $118.50

    Click here to view more details1987 Acura Legend L V6, 2.5 L, 2494 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    Ad Hoc

    Click here to view more details1993 Acura Legend Used A/C Compressor, 3.5, AUTO, FWD, Very Good.

    Source: Used Auto Parts Store

    $150.00

    Click here to view more details1991 Acura Legend Used Suspension Cross Member/Subframe, 3.2, AUTO, FWD Rear, Very Good.

    Source: Used Auto Parts Store

    $296.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 1990 Acura Legend vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find