Subaru Legacy 1998 Workshop Service Repair Manual

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🏷️ Basic Information Identification Make: Subaru Model: Legacy Year: 1998 Generation Generation Code: BD/BG/BK Codes Chassis Codes: BD (Sedan), BG (Wagon) 👋 Introduction Market Position Segment: Mid-size sedan and wagon,...

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标签: 1998 Car Cars Legacy Misc Subaru

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Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Legacy

Year:

Generation

Generation Code:

BD/BG/BK

Codes

Chassis Codes:

BD (Sedan), BG (Wagon)

👋 Introduction

Market Position

Segment:

Mid-size sedan and wagon, known for its AWD capabilities and practicality.

Competitive Analysis

Competitors:

Toyota Camry, Honda Accord, Nissan Altima, Ford Taurus, Chevrolet Lumina.

Key Features

Distinguishing Features:

Standard Symmetrical All-Wheel Drive (AWD) on most models, Boxer engine for a lower center of gravity, comfortable ride, practical wagon variant.

📋 Manual Details

Coverage Areas

Coverage Scope:

Complete factory service and repair

Page Count

Estimated Page Count:

Over 1000 pages (typical for full factory manuals of this era)

Manual Type

Type:

Workshop Service Repair Manual (WSRM)

Language

Language:

English

Format

Format:

Downloadable Digital Format (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine assembly, disassembly, cylinder head, pistons, crankshaft, camshafts, timing belt replacement, lubrication system, cooling system

Engine Management:

Fuel injection system (MPI), ignition system, engine control unit (ECU) operation, emissions control systems (EGR, PCV), diagnostic trouble codes (DTCs), sensor operations

Transmission Manual:

Clutch system, manual transmission (5-speed), gear shifting mechanisms, gear ratios, overhaul procedures

Transmission Automatic:

Automatic transmission (4-speed), hydraulic control, torque converter, gear selection, overhaul procedures

Drivetrain:

Front-wheel drive (FWD), All-Wheel Drive (AWD) system (Active AWD/VTD-AWD), front differential, rear differential, driveshafts, CV joints

Suspension:

Front suspension (struts, control arms, anti-roll bar), rear suspension (multi-link, struts, trailing arms), shock absorbers, springs, wheel bearings

Steering:

Power steering system, steering rack, steering column, power steering pump, fluid specifications

Brakes:

Front disc brakes, rear drum brakes (standard), optional rear disc brakes, ABS system (Anti-lock Braking System), brake fluid specifications, parking brake

Electrical System:

Battery, charging system (alternator), starting system (starter motor), lighting system (headlights, taillights, interior), fuses, relays, wiring diagrams, body electrical

Body And Interior:

Body panel removal/installation, door mechanisms, glass replacement, seat removal, dashboard assembly, interior trim

HVAC:

Heating, Ventilation, and Air Conditioning (HVAC) system, A/C compressor, refrigerant, climate control operation

Procedures Included

Preventive Maintenance:

Oil change intervals, filter replacement, spark plug replacement, coolant flush, brake fluid flush, transmission fluid change, belt inspection and replacement

Troubleshooting:

Diagnostic procedures for common drivability issues, electrical faults, cooling system problems, brake system issues, using diagnostic codes

Repair And Rebuild:

Detailed step-by-step instructions for major component overhaul, including engine, transmission, differential, brake calipers, suspension components

Diagnostics:

Component testing procedures, multimeter usage for electrical diagnosis, sensor output checks, vacuum testing

Specifications And Tolerances:

Torque specifications for all fasteners, engine build specifications (piston clearance, ring gap, bearing clearance), alignment specifications

Technical Depth

Depth:

Comprehensive coverage from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostics and electrical schematics.

📊 Manual Specifications

File Format

File Type:

PDF (Portable Document Format)

Print Quality

Printability:

High resolution, suitable for printing individual sections or the entire manual.

Binding Type

Binding Recommendation:

Digital, user can choose binding method after printing (e.g., comb binding, three-ring binder).

Paper Type

Paper Recommendation:

Standard printer paper for home/shop printing. Consider heavier stock for frequently used sections.

⚙️ Engine Specifications

Primary Engine

Engine Code Options:

EJ22 (2.2L), EJ25D (2.5L SOHC DOHC)

Engine Configuration:

Horizontally-opposed (Boxer), 4-cylinder

Performance

Horsepower Ej22:

Approx. 135 hp @ 5600 rpm

Torque Ej22:

Approx. 137 lb-ft @ 4400 rpm

Horsepower Ej25D Sohc:

Approx. 165 hp @ 5600 rpm

Torque Ej25D Sohc:

Approx. 170 lb-ft @ 4000 rpm

Horsepower Ej25D DOHc:

Approx. 167 hp @ 6000 rpm (GT trim)

Torque Ej25D DOHc:

Approx. 162 lb-ft @ 4800 rpm (GT trim)

Fuel System

Induction:

Multi-point fuel injection (MPI)

Fuel Type:

Unleaded gasoline, 87 octane minimum (89 or 91 recommended for EJ25D DOHC)

🔧 Transmission

Standard

Transmission Type Standard:

5-speed manual transmission (RWD or AWD)

Optional

Transmission Type Optional:

4-speed automatic transmission (RWD or AWD)

Features

AWD System Type:

Active AWD (manual transmission) or VTD-AWD (Variable Torque Distribution AWD for automatic transmission on higher trims).

📐 Dimensions

Exterior

Wheelbase:

Approx. 104.3 inches

Length:

Sedan: ~185.2 inches; Wagon: ~184.8 inches

Width:

Approx. 67.1 inches

Height:

Sedan: ~55.3 inches; Wagon: ~55.7 inches

Weights

Curb Weight Range:

Approx. 2900-3200 lbs (depending on engine, transmission, and body style)

🛡️ Safety Features

Ratings

NHTSA Frontal Impact Driver:

4-star (for 1997, comparable for 1998)

NHTSA Frontal Impact Passenger:

4-star (for 1997, comparable for 1998)

Active Features

Optional Anti-lock Braking System (ABS) available on select trims.

Passive Features

Airbags:

Driver and front passenger airbags standard.

Seatbelts:

Front and rear seat belts, pre-tensioners for front seats.

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM stereo with cassette player and CD player (optional on some trims). Speaker configurations vary by trim level.

Driver Assistance

Cruise Control:

Electronic cruise control system standard on many models.

Connectivity

Diagnostic Interface:

OBD-I (On-Board Diagnostics, first generation) port for emissions testing and basic diagnostic code retrieval. Advanced diagnostics in manual cover specific Subaru protocols.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 3 months, whichever comes first (normal driving conditions). Every 7,500 miles or 6 months with synthetic oil (consult manual for details).

Engine Oil Filter Replacement:

Replace at every oil change.

Timing Belt Replacement:

Every 60,000 to 90,000 miles or 5-7 years (critical interval for EJ engines).

Coolant Flush Interval:

Every 30,000 miles or 2 years.

Fluid Specifications

Engine Oil Type:

API Service SG or SH, SAE 5W-30 or 10W-30 (check owner's manual for exact viscosity based on climate).

Coolant Type:

Subaru Genuine Coolant or equivalent silicate-free, ethylene-glycol based coolant (typically blue).

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Transmission Fluid Manual:

API GL-4 SAE 75W-90 or SAE 80W-90 gear oil.

Transmission Fluid Automatic:

Subaru Genuine ATF or Dexron II/III equivalent.

Known Issues

Head Gaskets:

The EJ25D engine (especially early DOHC versions) is known for potential head gasket failures due to coolant leaks. The manual provides detailed procedures for diagnosis and replacement.

O2 Sensors:

Oxygen sensors can degrade over time, affecting fuel economy and emissions. The manual covers testing and replacement.

Suspension Wear:

Bushing wear and strut degradation can occur over time, impacting ride quality and handling. Manual provides replacement procedures.

📚 Vehicle History

Brand Heritage

Subaru Focus:

Subaru is known for its horizontally-opposed Boxer engines and its pioneering use of All-Wheel Drive (AWD) in passenger cars.

Model Evolution

Legacy Generations:

This manual covers the second generation (BD/BG/BK) of the Subaru Legacy, produced from 1994 to 1999.

Production

Manufacturing Location:

Gunma Prefecture, Japan

🏆 Awards & Recognition

Recognitions

Automotive Awards:

While specific awards for the 1998 model year are less documented, the Subaru Legacy line consistently received praise for its AWD system and overall value in automotive reviews of its era.