Subaru Impreza 1992 Repair Service Manual

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🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 1992 Generation: First Generation (GC/GF/GM) 👋 Introduction Market Position Segment: Compact Car Target Audience: Performance-oriented compact car buyers, rally enthusiasts, general...

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UGS: 392174

Mots clés: 1992 Car Cars Impreza Misc Subaru

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Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Impreza

Year:

Generation:

First Generation (GC/GF/GM)

👋 Introduction

Market Position

Segment:

Compact Car

Target Audience:

Performance-oriented compact car buyers, rally enthusiasts, general consumers seeking reliable transportation.

Competitive Analysis

Key Competitors:

Honda Civic, Toyota Corolla, Mazda Protegé, Mitsubishi Lancer.

Key Features

Powertrain Philosophy:

Symmetrical All-Wheel Drive (AWD) standard on most models, horizontally-opposed 'Boxer' engines known for low center of gravity and smooth operation.

Design:

Practical hatchback and sedan body styles, often with a sporty aesthetic.

📋 Manual Details

Coverage Areas

Primary Coverage:

Repair and Service

Secondary Coverage:

Maintenance, Troubleshooting, Diagnostics

Page Count

Estimated Pages:

Refer to actual manual for exact count (typically 1000+ pages for a comprehensive service manual)

Manual Type

Type:

Factory Service Manual (FSM)

Language

Language:

English

Format

Format:

PDF (Download)

📖 Manual Coverage

Systems Covered

Powertrain:

Engine mechanical, engine fuel & emissions, engine lubrication, engine cooling, engine ignition, engine electrical system, transmission (manual and automatic), drivetrain components (axles, driveshafts).

Chassis:

Suspension systems (front and rear), steering system, brake system (hydraulic, ABS if applicable), wheels and tires.

Body And Electrical:

Body structure, exterior trim, interior trim, HVAC system, electrical system (wiring diagrams, lighting, power accessories, body control modules), infotainment systems (radio, speakers).

Procedures Included

Maintenance:

Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, lubrication points.

Repair:

Component removal and installation, engine rebuild procedures, transmission overhaul, brake caliper replacement, suspension component replacement, electrical component diagnosis and repair.

Troubleshooting:

Diagnostic flowcharts, symptom-based troubleshooting guides, common fault identification and rectification.

Technical Depth

Depth:

Comprehensive: Covers everything from basic maintenance and adjustments to complex diagnostics and complete component overhauls. Suitable for professional technicians and advanced DIY enthusiasts.

📊 Manual Specifications

File Format

File Type:

Searchable:

Typically yes, if the PDF is well-generated.

Print Quality

Printability:

High quality, suitable for printing individual pages or the entire manual.

Binding Type

Binding:

N/A (Digital PDF)

Paper Type

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine

Engine Code:

EJ18, EJ20 (depending on market and trim)

Configuration:

Horizontally-Opposed (Boxer) 4-Cylinder

Displacement:

1.8L (1781cc) for EJ18; 2.0L (1994cc) for EJ20

Performance

Horsepower Ej18:

Approx. 110-115 HP @ 5600 RPM

Torque Ej18:

Approx. 115-120 lb-ft @ 4400 RPM

Horsepower Ej20:

Approx. 125-135 HP @ 6000 RPM (naturally aspirated); Higher for turbocharged WRX/GT variants (not standard in all 1992 models).

Torque Ej20:

Approx. 130-135 lb-ft @ 4800 RPM (naturally aspirated).

Fuel System

Induction:

Multi-point Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline

Technical Details

Valve Train:

DOHC (Double Overhead Camshaft) with 4 valves per cylinder.

Ignition System:

Distributorless Ignition System (DIS) with coil-on-plug or coil-pack configurations.

🔧 Transmission

Standard

Transmission Type:

5-Speed Manual Transmission

Optional

Transmission Type:

4-Speed Automatic Transmission

Features

AWD Integration:

Power distribution managed by viscous coupling center differential (manual) or planetary gear center differential (automatic) with viscous coupling.

Fluid Specifications

Manual Fluid:

Subaru ExtraS Synthetic Gear Oil API GL-5, SAE 75W-90 (or equivalent).

Automatic Fluid:

Subaru ATF-HP (or equivalent Dexron III/Mercon compatible).

📐 Dimensions

Exterior

Wheelbase:

Approx. 2520 mm (99.2 inches)

Length:

Approx. 4300 mm (169.3 inches)

Width:

Approx. 1690 mm (66.5 inches)

Height:

Approx. 1420 mm (55.9 inches) (Sedan); Approx. 1425 mm (56.1 inches) (Wagon)

Weights

Curb Weight:

Approx. 1200-1350 kg (2645-2976 lbs), depending on body style and configuration.

Gross Vehicle Weight Rating:

Varies by model, refer to VIN plate or manual.

Towing Capacity:

Not typically recommended or specified by Subaru for this model.

🛡️ Safety Features

Ratings

NHTSA Frontal Crash:

Not extensively tested under modern standards. Early models had basic safety features.

Active Features

Available on higher trims or as an option (Anti-lock Braking System).

Standard Symmetrical All-Wheel Drive, enhancing traction and stability.

Passive Features

Airbags:

Driver's side airbag standard; Passenger airbag typically optional or absent in early models.

Seatbelts:

Three-point front and rear seatbelts, with front pretensioners.

Body Structure:

Reinforced safety cell, front and rear crumple zones.

💡 Technology Features

Infotainment

Audio System:

Factory fitted AM/FM stereo radio with cassette player. Optional CD changer. Speaker configurations varied by trim.

Climate Control:

Manual HVAC controls with basic fan speed, temperature, and vent selection. Automatic climate control was not common on this generation.

Driver Assistance

Cruise Control:

Available on higher trim levels.

Connectivity

Connectivity Features:

Limited by modern standards. Primarily focused on basic audio playback.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 6 months, whichever comes first (under normal driving conditions). Severe conditions may require more frequent changes.

Air Filter Replacement:

Every 15,000 miles or 12 months.

Spark Plug Replacement:

Every 30,000 miles (typically copper-core plugs).

Timing Belt Replacement:

Every 60,000 miles or 5 years (critical for EJ engines to prevent catastrophic valve damage).

Fluid Specifications

Engine Oil Capacity:

Approx. 4.5 US quarts (4.3 L) with filter, for 1.8L and 2.0L engines. Check manual for exact capacity.

Engine Oil Type:

API SG/SH or higher, SAE 10W-30 or 5W-30 (depending on climate, refer to manual).

Coolant Capacity:

Approx. 7.0 US quarts (6.6 L). Use Subaru Super Coolant or equivalent.

Brake Fluid Type:

DOT 3 or DOT 4.

Known Issues

Head Gaskets:

While not as notorious as later generations, early EJ engines can develop head gasket leaks, especially if overheated. The manual will detail inspection and replacement procedures.

Timing Belt Tensioner:

The automatic timing belt tensioner can fail, leading to belt slippage or breakage. Replacement with the belt is recommended.

Rust Corrosion:

Common in older vehicles, especially in areas with road salt. The manual may offer advice on body inspection and maintenance.

Oxygen Sensor:

Can fail over time, affecting fuel economy and emissions. Manual provides location and testing procedures.

📚 Vehicle History

Brand Heritage

Subaru Origins:

Founded by Nakajima Aircraft Company, evolving into Subaru Corporation. Known for pioneering AWD in passenger cars and aircraft manufacturing.

Model Evolution

Impreza Debut:

The Impreza was introduced globally in 1992 as Subaru's compact car offering, replacing the Subaru Leone. It quickly became associated with rally racing.

First Generation Codes:

GC (Sedan), GF (Wagon), GM (Coupe - North America).

Performance Variants:

The WRX (World Rally eXperimental) variant, featuring turbocharged engines and advanced AWD, debuted later in the first generation and significantly boosted the Impreza's performance image.

Production

Production Locations:

Primarily Japan (Gunma Plant), with some assembly in other regions for specific markets.

First Generation Production Years:

1992-2000

🏆 Awards & Recognition

Recognitions

Rally Heritage:

While the 1992 model itself may not have specific awards, the Impreza nameplate gained significant recognition through its World Rally Championship (WRC) success with the WRX variants in later years.

Ratings

Automotive Journal Reviews:

Early Imprezas were generally praised for their AWD system, handling, and value, though criticized for interior refinement and engine noise compared to some competitors.