🏷️ Basic Information

Make:

Mitsubishi

Model:

Eclipse

Year Start:

1990

Year End:

1998

Chassis Code Generation 1:

D22A

Chassis Code Generation 2:

D27A

Chassis Code Generation 3:

D31A

Chassis Code Generation 4:

D32A

Chassis Code Generation 5:

D33A

Chassis Code Generation 6:

D38A

👋 Introduction

Market Segment:

Compact Sports Coupe/Convertible

Target Audience:

Enthusiasts, DIY mechanics, professional repair shops

Key Competitors:

Toyota Celica, Honda Prelude, Ford Probe, Nissan 240SX

Styling:

Distinctive wedge shape, pop-up headlights (first generation), sporty and aerodynamic design

Performance Variants:

Available naturally aspirated and turbocharged (GS/GTX/GSR trims) engines, offering significant performance potential

Drivetrain Options:

Front-wheel drive (FWD) standard, All-wheel drive (AWD) available on select turbocharged models (e.g., GS-T, AWD Turbo)

📋 Manual Details

Coverage Regions:

North America, Global (primarily US market focus)

Estimated Page Count:

~1500+

Manual Type:

Factory Service Manual / Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine Systems:

Engine mechanical, lubrication, cooling, fuel delivery, ignition, emissions control, engine management (ECU), turbocharging (where applicable)

Transmission Systems:

Manual transmission (F5M33, W5MG1), Automatic transmission (F4A23, F4A33, F4A42, W4A42), clutch system, drivetrain components (axles, CV joints)

Brake Systems:

Front disc, rear disc/drum, ABS (Anti-lock Braking System) components and troubleshooting, parking brake

Suspension Steering:

Front McPherson strut, rear multi-link independent suspension, power steering system, steering gear/rack, alignment specifications

Electrical Systems:

Battery, charging system, starting system, lighting (headlights, taillights, interior), instrumentation, power accessories (windows, locks), body control modules, fuses and relays, wiring diagrams

HVAC Systems:

Heating, Ventilation, and Air Conditioning (HVAC) system operation, components, and servicing

Body Chassis:

Body construction, interior trim, exterior trim, doors, windows, latches, hinges, bumpers, frame and chassis components

Maintenance Procedures:

Routine maintenance (oil changes, filter replacements, spark plugs), lubrication, inspections, fluid level checks

Repair Procedures:

Component removal and installation (engine, transmission, brakes, suspension, electrical components), detailed disassembly and reassembly instructions

Troubleshooting:

Diagnostic procedures, symptom-based troubleshooting guides, fault code identification and resolution

Diagnostic Procedures:

Engine performance diagnostics, electrical system diagnostics, emissions system diagnostics

Torque Specifications:

Detailed torque values for all critical fasteners across various systems

Diagnostic Capabilities:

Advanced diagnostics including ECU scanning (OBD-I), sensor data interpretation, and circuit analysis

Rebuild Instructions:

Comprehensive instructions for engine and transmission rebuilds, including clearance specifications and assembly sequences

Wiring Diagrams:

Detailed, system-specific wiring diagrams with component locations and connector pinouts

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution, clear and legible text and diagrams; printable

Binding Type:

N/A (Digital PDF Download)

Paper Type:

N/A (Digital PDF Download)

⚙️ Engine Specifications

Engine Code Base:

4G63 (Naturally Aspirated)

Engine Displacement Base:

2.0L (1997cc)

Engine Type Base:

Inline-4, SOHC (later DOHC)

Horsepower Base:

~135-145 hp

Torque Base:

~125-135 lb-ft

Engine Code Turbo:

4G63T (Turbocharged)

Engine Displacement Turbo:

2.0L (1997cc)

Engine Type Turbo:

Inline-4, DOHC, Turbocharged, Intercooled

Horsepower Turbo:

~190-210 hp (depending on year/spec)

Torque Turbo:

~203-225 lb-ft (depending on year/spec)

Fuel Injection:

Electronic Fuel Injection (EFI)

Fuel Type Recommended:

Unleaded Gasoline (Premium for Turbo models)

🔧 Transmission

Standard Transmission Type:

5-speed Manual

Optional Transmission Type:

4-speed Automatic

AWD Availability:

Available on select turbocharged models (e.g., GST, GSX, AWD Turbo)

Manual Transmission Codes:

F5M33 (FWD), W5MG1 (AWD)

Automatic Transmission Codes:

F4A23, F4A33, F4A42, W4A42

📐 Dimensions

Length Gen1:

~173.8 inches (4415 mm)

Width Gen1:

~69.1 inches (1755 mm)

Height Gen1:

~50.2 inches (1275 mm)

Wheelbase Gen1:

~100.4 inches (2550 mm)

Length Gen2:

~178.5 inches (4534 mm)

Width Gen2:

~70.2 inches (1783 mm)

Height Gen2:

~51.3 inches (1303 mm)

Wheelbase Gen2:

~103.1 inches (2619 mm)

Curb Weight Range:

~2700 - 3200 lbs (1225 - 1450 kg), varies by model and drivetrain

🛡️ Safety Features

NHTSA Crash Test Ratings Gen1:

Driver - 4 stars (frontal), Passenger - 4 stars (frontal) - Specific ratings may vary by year and testing methodology.

ABS Availability:

Available, standard on some higher trims and later model years

Airbags:

Driver and Passenger airbags standard from mid-1990s onwards

Seatbelts:

3-point front seatbelts with pretensioners, 3-point rear seatbelts

💡 Technology Features

Audio System:

Factory AM/FM cassette stereo with optional CD player. Basic analog controls.

Cruise Control:

Available on most models

Power Accessories:

Power windows, power door locks, power mirrors standard on higher trims, optional on base models

🔧 Maintenance

Oil Change Interval:

Every 3,750 miles (6,000 km) or 6 months, whichever comes first (or per manual recommendation for synthetic oil)

Air Filter Replacement:

Every 15,000 miles (24,000 km)

Spark Plug Replacement Naturally Aspirated:

Every 30,000 miles (48,000 km) - NGK BPR6ES-11 or equivalent

Spark Plug Replacement Turbocharged:

Every 30,000 miles (48,000 km) - NGK BPR7ES-11 or equivalent (colder plug)

Timing Belt Replacement:

Every 60,000 miles (96,000 km) or 4 years for 4G63/4G63T engines (critical maintenance item due to interference design)

Engine Oil Type:

API SG or SH, SAE 5W-30 or 10W-30 (check owner's manual for specific climate recommendations)

Engine Oil Capacity:

~4.2 US quarts (4.0 L) with filter change

Coolant Type:

Ethylene Glycol-based antifreeze, typically a 50/50 mix with distilled water

Transmission Fluid Manual:

API GL-4 SAE 75W-90 (gear oil)

Transmission Fluid Automatic:

Mitsubishi Diaqueen ATF SP-II or SP-III, or equivalent Dexron III/Mercon compatible fluid

Turbocharger Failures 4G63T:

Bearing failures due to oil starvation or coking, wastegate issues

Timing Belt Failure:

Catastrophic engine damage if belt breaks (interference engine). Timely replacement is paramount.

Clutch Wear:

Wear on clutch components (disc, pressure plate, release bearing) under spirited driving

Cv Axle Boots:

Tears in CV axle boots leading to joint failure

Corrosion:

Rust and corrosion, particularly around wheel wells, rocker panels, and undercarriage, especially in areas with road salt

Electrical Gremlins:

Aging electrical connectors, grounds, and switch failures can lead to intermittent issues

📚 Vehicle History

Mitsubishi Performance:

Mitsubishi has a strong heritage in motorsport, notably with rally racing (Lancer Evolution), which influenced the Eclipse's sporty character.

Generation 1 Codename:

Mitsubishi Eclipse (D22A/D27A)

Generation 1 Years:

1990-1994

Generation 1 Design:

Developed in collaboration with Chrysler (Chrysler DSM - Diamond-Star Motors), shared platform with Plymouth Laser and Eagle Talon. Distinctive pop-up headlights.

Generation 2 Codename:

Mitsubishi Eclipse (D31A/D32A/D33A/D38A)

Generation 2 Years:

1995-1999

Generation 2 Design:

Completely redesigned platform. Discontinuation of pop-up headlights, more aerodynamic styling. Continued platform sharing with Chrysler vehicles (Sebring Coupe, Avenger).

Manufacturing Location:

Normal, Illinois, USA (Diamond-Star Motors plant)

🏆 Awards & Recognition

Car And Driver 10Best:

First-generation Mitsubishi Eclipse GSX (AWD Turbo) was named to Car and Driver's 10Best list for 1991.