🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 1998 Product Name: Subaru Impreza 1998 Repair Service Manual Product Description: Subaru Impreza 1998 Repair Service Manual-Service Manual Repair PDF Download 👋 Introduction Market Position Market Segment: Compact/Small Family Car, known for its All-Wheel Drive capability and sporty variants Competitive Analysis Key Competitors: Honda Civic, Toyota Corolla, Mitsubishi Lancer, Ford Focus Key Features Differentiating Features: Standard All-Wheel Drive (Symmetrical AWD), Boxer engine configuration, rally heritage (WRX variants) Model Significance: The 1998 model year represents the first generation (GC/GF chassis) of the Impreza, establishing its reputation for performance and AWD. 📋 Manual Details Coverage Areas Coverage Focus: Comprehensive repair and service information for the 1998 Subaru Impreza Target Audience: Professional technicians and advanced DIY enthusiasts Page Count Estimated Page Count: Variable, typically 1000+ pages for a complete service manual of this era Manual Type Manual Type: Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, repair procedures, overhaul, timing belt replacement, cooling system, lubrication system, fuel delivery, emissions control Transmission: Automatic and Manual transmissions: overhaul, repair, fluid service, clutch replacement (manual), component testing Drivetrain: All-Wheel Drive (AWD) system: front and rear differentials, viscous coupling unit, driveshafts, CV joints, hub assembly service Suspension: Front and rear suspension: struts, shocks, coil springs, control arms, ball joints, bushings, wheel bearing replacement, alignment specifications Brakes: Front and rear disc brakes: pads, rotors, calipers, brake lines, master cylinder, ABS system diagnostics and repair, parking brake system Steering: Power steering system: pump, rack and pinion, hoses, fluid service, steering column components Electrical: Full electrical system: wiring diagrams, lighting, starting and charging system, ignition system, power distribution, fuse box layouts, diagnostic connectors (OBD-II) HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system: compressor, condenser, evaporator, refrigerant service, blower motor, controls, cabin air filter replacement Body: Body and frame: exterior panels, doors, hood, trunk, bumpers, glass, interior trim, chassis components Procedures Included Maintenance Tasks: Oil and filter changes, fluid level checks and top-offs, spark plug replacement, air filter replacement, tire rotation, brake inspection Troubleshooting: Diagnostic flowcharts, symptom-based troubleshooting guides for common and complex issues Repair Procedures: Step-by-step instructions for component removal, installation, and adjustment for all major systems Engine Overhaul: Detailed disassembly, inspection, measurement, and reassembly of engine components Transmission Rebuild: Complete guide to dismantling, repairing, and reassembling automatic and manual transmissions Electrical Diagnostics: Wiring diagrams, pin-out data, component testing procedures for electrical faults Body Repair: Procedures for dent repair, panel replacement, door adjustments, and sealing Technical Depth Depth: Extremely high, suitable for complete vehicle teardown and reassembly, including torque specifications, clearances, and diagnostic codes 📊 Manual Specifications File Format File Format: PDF Searchability: Likely text-searchable if properly created Print Quality Print Quality: High (typical for factory service manuals, assuming a quality scan/creation) Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Horizontally Opposed (Boxer), Naturally Aspirated (NA) and Turbocharged (optional) Engine Codes: EJ22 (2.2L NA), EJ25D (2.5L SOHC NA), EJ20G/EJ20K/EJ205 (2.0L Turbocharged - for performance variants like WRX/STI) Displacement: 1.8L, 2.0L, 2.2L, 2.5L (depending on market and trim) Performance Horsepower Na: Approx. 110-137 HP (for 1.8L, 2.2L, 2.5L NA engines) Torque Na: Approx. 120-150 lb-ft (for 1.8L, 2.2L, 2.5L NA engines) Horsepower Turbo: Approx. 215-250 HP (for 2.0L Turbocharged engines like WRX) Torque Turbo: Approx. 200-240 lb-ft (for 2.0L Turbocharged engines like WRX) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline Engine Management ECU: ECU (Engine Control Unit) with diagnostic capabilities 🔧 Transmission Standard Transmission Type Standard: 5-Speed Manual Transmission Optional Transmission Type Optional: 4-Speed Automatic Transmission Features AWD Integration: Symmetrical All-Wheel Drive system integrated with both manual and automatic transmissions Fluid Specifications Manual Transmission Fluid: API GL-5, SAE 75W-90 (typically) Automatic Transmission Fluid: Subaru Genuine ATF or equivalent (check manual for specific type) 📐 Dimensions Exterior Body Styles: 2-door Coupe, 4-door Sedan, 5-door Wagon Wheelbase: Approx. 2525 mm (99.4 inches) Weights Curb Weight: Approx. 1200-1400 kg (2645-3086 lbs), varies by body style and drivetrain Gross Vehicle Weight Rating: Varies by model and trim, typically around 1800 kg 🛡️ Safety Features Ratings NHTSA Ratings: Limited data available for this era, but generally considered safe for its class. Active Features ABS: Anti-lock Braking System (ABS) typically optional or standard on higher trims Passive Features Airbags: Driver and Passenger Airbags standard on most models Seatbelts: 3-point front and rear seatbelts Chassis Design: Subaru's Ring-Shaped Reinforcement Frame for enhanced crash protection 💡 Technology Features Infotainment Audio System: Standard AM/FM stereo with cassette player, optional CD player. Driver Assistance Traction Control: Traction control systems were not widely available or were optional on higher trims for this model year. Connectivity Auxiliary Input: No standard auxiliary input or Bluetooth connectivity. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-7,500 miles (5,000-12,000...