1987 Acura Legend Service Manual

The 1987 Acura Legend Service Manual provides comprehensive technical information for the maintenance, repair, and servicing of the 1987 Acura Legend. This manual covers the 2.5L and 2.7L V6 engines, automatic and manual transmissions, chassis systems, electrical systems, and all major components. Below are key sections for specifications, maintenance procedures, troubleshooting, and technical data.

1. Vehicle Specifications 2. Engine Systems 3. Transmission Systems 4. Chassis & Suspension 5. Brake Systems 6. Electrical Systems 7. Fuel System 8. Cooling System 9. Exhaust System 10. Maintenance Schedules 11. Troubleshooting

Vehicle Specifications

Technical specifications for the 1987 Acura Legend models including engine, transmission, and chassis details.

SpecificationDescription
Engine Type2.5L and 2.7L V6 SOHC
Horsepower151 hp @ 5800 rpm (2.5L)
Torque154 lb-ft @ 4500 rpm (2.5L)
Transmission5-speed manual / 4-speed automatic
Fuel SystemMulti-point fuel injection
Brake SystemFront disc / rear drum with ABS
SuspensionIndependent front and rear
Wheelbase108.7 inches
Curb Weight3150 lbs (approx)
Fuel Capacity18.5 gallons

Engine Systems

Detailed procedures for engine maintenance, repair, and diagnostics.

  1. Engine removal and installation procedures
  2. Cylinder head service and valve adjustment
  3. Timing belt replacement (60,000 mile interval)
  4. Oil and filter change procedures
  5. Ignition system service and timing adjustment

WARNING! Always disconnect battery before working on engine systems. Use proper lifting equipment for engine removal.

Transmission Systems

Service procedures for manual and automatic transmissions.

  1. Manual transmission fluid change and clutch adjustment
  2. Automatic transmission fluid and filter service
  3. Shift linkage adjustment procedures
  4. Transmission removal and installation
  5. Differential service and fluid replacement

CAUTION! Use only recommended transmission fluids. Improper fluid can cause transmission damage.

Chassis & Suspension

Brake Systems

Complete brake system service including hydraulic systems and ABS components.

Front Brakes: Disc brake pad replacement, rotor service, caliper overhaul. Rear Brakes: Drum brake shoe replacement, wheel cylinder service. Hydraulic System: Master cylinder, brake lines, and ABS component service. Bleeding Procedure: Step-by-step brake system bleeding.

Electrical Systems

Wiring diagrams, component testing, and electrical system repairs.

  1. Battery testing and replacement procedures
  2. Alternator and starter motor service
  3. Lighting system troubleshooting and repair
  4. Instrument cluster and gauge service
  5. Power window and door lock systems

Tip: Always use proper circuit testers and follow wiring diagrams precisely.

Fuel System

Fuel injection system service and component replacement.

  1. Fuel pump testing and replacement
  2. Fuel filter service and replacement intervals
  3. Fuel injector cleaning and testing procedures
  4. Throttle body service and adjustment
  5. Fuel pressure specifications and testing
  6. Fuel tank removal and installation
  7. Fuel line service and safety procedures

WARNING! Always relieve fuel system pressure before servicing. No smoking or open flames near fuel system work.

Cooling System

Radiator, thermostat, water pump, and cooling system maintenance.

Exhaust System

Exhaust manifold, catalytic converter, and muffler service procedures.

CAUTION! Allow exhaust system to cool completely before servicing. Use proper safety equipment when working under vehicle.

Maintenance Schedules

Factory recommended maintenance intervals and service procedures.

Service IntervalRequired Maintenance
7,500 milesOil change, tire rotation, inspection
15,000 milesOil change, air filter, cabin filter
30,000 milesSpark plugs, fuel filter, brake inspection
60,000 milesTiming belt, coolant flush, transmission service
90,000 milesMajor service including all fluids and filters

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startBattery, starter, fuel systemCheck battery voltage, test starter, verify fuel pressure
Poor accelerationFuel filter, air filter, ignitionReplace fuel and air filters, check spark plugs
Brake vibrationWarped rotors, worn padsResurface or replace rotors, install new pads
Electrical issuesBattery, alternator, groundsTest charging system, check ground connections
OverheatingThermostat, water pump, coolantReplace thermostat, check water pump, flush coolant

Technical Support: Contact Acura technical service line for complex diagnostic issues.

Parts Information: Use genuine Acura parts for optimal performance and reliability.

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