1998 Subaru Legacy Service Repair Workshop Manual

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🏷️ Basic Information Identification Make: Subaru Model: Legacy Year: 1998 Product Name: 1998 Subaru Legacy Service Repair Workshop Manual 👋 Introduction Market Position Vehicle Segment: Mid-size sedan and wagon, known...

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Type: Car

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Sku: 381694

Tags: 1998 Car Cars Legacy Misc Subaru

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Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Legacy

Year:

Product Name:

1998 Subaru Legacy Service Repair Workshop Manual

👋 Introduction

Market Position

Vehicle Segment:

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

Target Audience:

DIY enthusiasts, independent repair shops, Subaru owners seeking comprehensive repair information.

Competitive Analysis

Competitors 1998:

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

Subaru Distinction:

Standard Symmetrical All-Wheel Drive (AWD) system across most trims, horizontally opposed 'boxer' engines.

Key Features

Powertrain Options:

DOHC EJ25D 2.5L boxer engine; some markets may have had other engine options (less common for 1998 North America).

Body Styles:

Sedan and Wagon.

📋 Manual Details

Coverage Areas

Primary Coverage:

North American Market

Market Specific:

Yes, tailored to 1998 model year specifications

Page Count

Estimated Pages:

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

Manual Type

Type:

Factory Service Manual / Workshop Manual

Purpose:

Repair, Diagnosis, Maintenance, Overhaul

Language

Primary Language:

English

Format

Digital Format:

Searchability:

Likely text-searchable if a high-quality scan

Printability:

Printable

📖 Manual Coverage

Systems Covered

Engine:

Detailed coverage for all engine variants, including diagnostics, overhaul, timing belt replacement, and emission controls.

Transmission:

Coverage for both automatic (4EAT) and manual transmissions, including fluid changes, internal component repair, and clutch service.

Drivetrain:

Front-wheel drive (FWD) and All-Wheel Drive (AWD) system components, including differential service and axle repair.

Suspension:

Front and rear suspension components, steering system, alignment procedures, and shock absorber replacement.

Brakes:

Front and rear disc brake systems, ABS system diagnosis and repair, brake fluid bleeding, and component replacement.

Electrical:

Comprehensive wiring diagrams, fuse box locations, component testing, starter, alternator, battery service, and lighting systems.

HVAC:

Air conditioning system service, heater core replacement, climate control diagnostics, and refrigerant handling.

Body:

Body panel removal and installation, interior trim, door mechanisms, glass replacement, and structural repair information.

Safety Systems:

Airbag system diagnosis and removal, seatbelt mechanisms, and related safety components.

Procedures Included

Scheduled Maintenance:

Detailed service intervals for oil changes, filter replacements, spark plugs, and other routine maintenance items.

Diagnostic Procedures:

Step-by-step troubleshooting guides for common and uncommon issues, diagnostic trouble codes (DTCs) explanation.

Repair Procedures:

Complete disassembly and reassembly instructions for all major vehicle components.

Overhaul Procedures:

Detailed instructions for engine and transmission rebuilds.

Specification Data:

Torque specifications, clearances, fluid capacities, and electrical parameters.

Troubleshooting Charts:

Flowcharts for diagnosing specific symptoms.

Technical Depth

Diagnostic Tools:

Information on using OBD-II scan tools and specific Subaru diagnostic equipment if applicable.

Component Testing:

Methods for testing individual electrical and mechanical components using multimeters and specialized testers.

Special Tools:

Identification and usage instructions for Subaru-specific tools required for certain procedures.

Diagrams Illustrations:

High-quality, detailed diagrams and exploded views for component identification and assembly.

📊 Manual Specifications

File Format

Type:

Digital (likely PDF)

Quality:

High-resolution scans, often derived from original factory publications.

Print Quality

Text Legibility:

Excellent, designed for clarity and ease of reading.

Diagram Clarity:

Top quality diagrams, crucial for accurate repair.

Binding Type

Physical Manual:

N/A (Digital format)

Paper Type

Physical Manual:

N/A (Digital format)

⚙️ Engine Specifications

Primary Engine

Engine Code:

EJ25D

Configuration:

Horizontally Opposed (Boxer), 4-Cylinder

Displacement:

2.5 Liters (2457 cc)

Valvetrain:

DOHC (Dual Overhead Camshafts), 16 Valves

Bore X Stroke:

99.5 mm x 79.0 mm

Compression Ratio:

9.7:1

Performance

Horsepower Hp:

165 hp @ 5,600 RPM (approx.)

Torque Lb-Ft:

155 lb-ft @ 4,000 RPM (approx.)

Fuel System

Induction:

Multi-point Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline, 87 Octane (minimum)

🔧 Transmission

Standard

Type:

4-Speed Electronically Controlled Automatic Transmission (4EAT)

Drivetrain Standard:

Symmetrical All-Wheel Drive (AWD)

Optional

Type:

5-Speed Manual Transmission

Drivetrain Optional:

Front-Wheel Drive (FWD) available with manual transmission on some trims (less common for '98 Legacy).

Features

Automatic Modes:

Includes 'Normal', 'Power', and 'Snow' modes for adaptive driving.

Fluid Specifications

Automatic Transmission Fluid:

Subaru ATF-HP (or equivalent Dexter II/Dexron III certified fluid), Capacity: 6.7 US quarts (approx. 6.3 L)

Manual Transmission Fluid:

SAE 75W-90 Gear Oil (API GL-5), Capacity: 3.4 US quarts (approx. 3.2 L)

📐 Dimensions

Exterior

Wheelbase:

104.3 inches (2649 mm)

Length Sedan:

187.0 inches (4750 mm)

Length Wagon:

184.8 inches (4694 mm)

Width:

69.1 inches (1755 mm)

Height Sedan:

55.5 inches (1410 mm)

Height Wagon:

57.1 inches (1450 mm)

Weights

Curb Weight Sedan:

3100-3250 lbs (approx.)

Curb Weight Wagon:

3200-3350 lbs (approx.)

Wheels Tires

Standard Tire Size:

205/55R16

Wheel Bolt Pattern:

5x100mm

Wheel Size:

16x6.5 inches

🛡️ Safety Features

Ratings

NHTSA Front Impact:

4/5 stars (Driver/Passenger) - specific year data may vary, but generally good for era.

IIHS Crash Test:

Good ratings in frontal offset tests for its time.

Active Features

Standard on most trims, Anti-lock Braking System.

Symmetrical All-Wheel Drive provides enhanced traction and stability.

Passive Features

Airbags:

Dual front airbags.

Seatbelts:

Three-point seatbelts for all occupants, front seatbelt pre-tensioners.

Child Seat Anchors:

Rear seat LATCH anchors (emerging technology for this era).

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM Stereo with Cassette Player, optional CD player. Speaker configurations vary by trim.

Climate Control:

Manual climate control with A/C.

Driver Assistance

Cruise Control:

Standard on most higher trims.

Instrument Cluster:

Analog gauges with tachometer, speedometer, fuel, and temperature. Warning lights for various systems.

Connectivity

Cellular Phone Integration:

None (vehicle era predates widespread integrated Bluetooth/smart connectivity).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 3 months (whichever comes first) under normal driving conditions. 7,500 miles or 7.5 months under severe conditions (consult manual for specifics).

Engine Oil Filter Replacement:

At every oil change.

Air Filter Replacement:

Every 15,000 miles or 12 months.

Spark Plug Replacement:

Approximately 60,000 miles (depending on plug type specified).

Timing Belt Replacement:

Crucial: Every 60,000 to 100,000 miles or 5-7 years. Failure is catastrophic. This manual will detail the procedure.

Fluid Specifications

Engine Oil Type:

SAE 10W-30 or 10W-40 API SG or SH rated (check manual for exact viscosity based on climate).

Engine Coolant:

Subaru Super Coolant (or equivalent Ethylene Glycol-based antifreeze) mixed 50/50 with distilled water. Capacity: 7.0 US quarts (approx. 6.6 L)

Brake Fluid:

DOT 3 or DOT 4.

Power Steering Fluid:

Subaru Special Power Steering Fluid or Dexron II/III compatible ATF.

Known Issues

Head Gaskets:

While less prone than some earlier Subaru engines, EJ25D engines can develop coolant leaks from head gaskets. The manual will cover inspection and replacement.

Crankshaft Position Sensor:

Can fail, leading to stalling or no-start conditions. Manual will detail testing.

Automatic Transmission Behavior:

Some units may exhibit harsh shifting or delayed engagement; manual provides diagnostic routines.

📚 Vehicle History

Brand Heritage

Subaru Focus:

Engineering for reliability, safety, and all-weather capability, often with distinctive boxer engines and AWD.

Model Evolution

Generation Start:

First generation Subaru Legacy (BC/BF/BJ) introduced in 1989.

Generation Covered:

Second generation (BD/BG/BK), introduced for the 1995 model year, with a facelift in 1998.

Updates 1998:

Minor styling updates, potential powertrain enhancements, and interior refinements for the 1998 model year.

Production

Manufacturing Location:

Japan (various Subaru plants, e.g., Gunma)

🏆 Awards & Recognition

Recognitions

Consumer Reports Rating:

Generally received good to excellent reliability ratings from publications like Consumer Reports during its production run.

Car And Driver Comparison:

Often featured in comparison tests against competitors, praised for AWD and handling.

Certifications

Emisiones Compliance:

Meets EPA and CARB emissions standards for the model year.