Acura Legend Online Repair Manual

The Acura Legend Online Repair Manual provides comprehensive technical information for the Acura Legend series, covering mechanical systems, electrical systems, diagnostics, maintenance procedures, and troubleshooting. This digital manual includes detailed schematics, torque specifications, repair procedures, and maintenance schedules for various model years of the Acura Legend. Below are key sections for technical specifications, maintenance procedures, diagnostic guides, and repair instructions.

1. Vehicle Specifications 2. Maintenance Schedules 3. Engine Systems 4. Transmission Systems 5. Electrical Systems 6. Brake Systems 7. Suspension & Steering 8. Heating & AC Systems 9. Diagnostic Procedures 10. Safety Precautions 11. Troubleshooting Guide

Vehicle Specifications

Technical specifications for Acura Legend models including engine, transmission, dimensions, and capacities.

Specification	Description
Engine Type	2.7L V6 SOHC 24-valve
Horsepower	200 hp @ 5500 rpm
Torque	195 lb-ft @ 4500 rpm
Transmission	4-speed automatic / 5-speed manual
Fuel System	Multi-port fuel injection
Fuel Capacity	18.0 gallons
Curb Weight	3450 lbs
Wheelbase	108.7 inches
Brake System	4-wheel disc brakes with ABS
Suspension	4-wheel independent double wishbone

Maintenance Schedules

Recommended maintenance intervals and service procedures for optimal vehicle performance.

Oil Change: Every 7,500 miles or 12 months
Air Filter: Replace every 30,000 miles
Spark Plugs: Replace every 60,000 miles
Timing Belt: Replace every 90,000 miles
Brake Fluid: Replace every 30,000 miles
Coolant: Replace every 60,000 miles

WARNING! Always use recommended fluids and follow torque specifications. Use proper safety equipment during maintenance.

Engine Systems

Detailed procedures for engine maintenance, repair, and diagnostics.

Engine Removal: Disconnect battery, drain fluids, remove accessories
Cylinder Head: Torque sequence and valve adjustment procedures
Timing Belt: Alignment marks and tension adjustment
Fuel System: Pressure testing and injector replacement
Cooling System: Thermostat replacement and bleeding procedure

CAUTION! Engine components are heavy; use proper lifting equipment. Allow engine to cool before servicing.

Transmission Systems

Automatic Transmission: Fluid change intervals, shift cable adjustment
Manual Transmission: Clutch replacement, shift linkage adjustment
Differential: Fluid specifications and service procedures
Drive Axles: CV joint replacement and boot inspection
Transfer Case: Service procedures for AWD models

Electrical Systems

Wiring diagrams, component locations, and diagnostic procedures for electrical systems.

Battery: Testing procedures, replacement guidelines

Charging System: Alternator testing, voltage regulator diagnosis

Starting System: Starter motor testing, solenoid diagnosis

Lighting Systems: Headlight adjustment, bulb replacement procedures

ECU Systems: Trouble code retrieval, sensor testing procedures

Brake Systems

Complete brake system service including ABS diagnostics and repair.

Brake Pad Replacement: Front and rear procedures
Rotor Service: Machining specifications and replacement
Caliper Service: Rebuilding and bleeding procedures
ABS Diagnostics: Trouble code retrieval and sensor testing
Parking Brake: Adjustment and cable replacement

Tip: Always test brake system function after service before road testing.

Suspension & Steering

Alignment specifications, component replacement, and steering system service.

Strut Replacement: Front and rear strut removal and installation
Control Arms: Bushings and ball joint replacement
Wheel Bearings: Replacement procedures and torque specifications
Power Steering: Pump replacement and fluid bleeding
Alignment: Camber, caster, and toe adjustment procedures

WARNING! Always use proper jack stands when working under vehicle. Follow torque specifications precisely.

Heating & AC Systems

AC system service, heater core replacement, and climate control diagnostics.

Diagnostic Procedures

Step-by-step diagnostic procedures for common issues and system malfunctions.

CAUTION! Always disconnect battery before electrical diagnostics. Use proper diagnostic equipment.

Safety Precautions

Essential safety procedures for working on Acura Legend vehicles.

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Engine won't start	Battery, starter, fuel system	Check battery voltage, test starter, verify fuel pressure
Poor acceleration	Fuel filter, air filter, sensors	Replace fuel/air filters, test MAF sensor
Brake vibration	Warped rotors, worn pads	Inspect and replace rotors/pads as needed
Electrical issues	Battery, alternator, grounds	Test charging system, check ground connections
Overheating	Thermostat, coolant, water pump	Check coolant level, test thermostat, inspect water pump

Reset: Disconnect battery for 10 minutes to reset ECU if needed.

Technical Support: Contact certified Acura service center for complex issues