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Mitsubishi

1990-1998 Mitsubishi Eclipse Workshop Service Repair Manual

1990-1998 Mitsubishi Eclipse Workshop Service Repair Manual

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Vehicle data plateRef 392041
Brand
Mitsubishi
Vehicle
Cars
Models covered
Eclipse, Misc
Years
1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

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🏷️ Basic Information
Identification
Make:
Mitsubishi
Model:
Eclipse
Year:
1990-1998
Codes
Chassis Codes:
D22A, D27A, D32A, D38A, D33A
Generation
First Generation Codename:
D20
Second Generation Codename:
D30
👋 Introduction
Market Position
Segment:
Compact sports coupe/sedan
Target Audience:
Enthusiasts, performance-oriented buyers, tuners
Competitive Analysis
Key Competitors:
Honda Prelude, Toyota Celica, Nissan 240SX, Mazda MX-6, Ford Probe
Key Features
Design Language:
Aerodynamic, sporty styling (especially second generation)
Performance Options:
Available turbocharged engines, all-wheel drive (AWD) on select models
Platform Sharing:
Shared platform with Dodge/Plymouth Neon (first generation) and later Chrysler Sebring/Dodge Avenger (second generation platform, though Eclipse was still distinct)
📋 Manual Details
Coverage Areas
Primary Regions:
North America, Japan (based on typical Mitsubishi factory manual distribution)
Page Count
Estimated Pages:
2000+
Manual Type
Type:
Factory Service Manual / Workshop Manual
Language
Language:
English
Format
Format:
Digital (likely PDF)
📖 Manual Coverage
Systems Covered
Engine Management:
Engine Control Unit (ECU) diagnostics, fuel injection, ignition timing, emissions control
Engine Mechanical:
Engine assembly/disassembly, cylinder head, pistons, crankshaft, camshafts, timing belt/chain, lubrication system, cooling system
Transmission Manual:
Clutch, gearbox overhaul, shift linkages, internal components
Transmission Automatic:
Torque converter, valve body, planetary gear sets, hydraulic controls, transmission control unit (TCU)
Drivetrain:
Front-wheel drive (FWD), all-wheel drive (AWD) system, propeller shaft, differential, CV joints
Suspension:
Front struts/shocks, rear shocks/struts, control arms, bushings, springs, sway bars
Steering:
Power steering pump, rack and pinion, steering column, tie rod ends
Brakes:
Front disc brakes, rear disc brakes, ABS system, brake lines, master cylinder, calipers, rotors, pads
Electrical:
Battery, charging system (alternator), starting system (starter), lighting, wipers, horn, power windows, mirrors, locks
Body And Interior:
Body panel removal/installation, door mechanisms, seat mechanisms, trim pieces, interior components
HVAC:
Air conditioning system, heater core, blower motor, climate controls, refrigerant handling
Safety Systems:
Seatbelt mechanisms, airbag system (though limited in early 90s models)
Procedures Included
Preventative Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement
Troubleshooting:
Diagnostic trouble codes (DTCs), symptom-based troubleshooting guides, electrical circuit diagrams
Repair And Rebuild:
Detailed step-by-step instructions for component removal, installation, and overhaul
Component Replacement:
Specific guides for replacing major and minor components across all systems
Torque Specifications:
Precise torque values for critical fasteners
Alignment Specifications:
Wheel alignment angles (camber, caster, toe)
Electrical Diagrams:
Wiring harnesses, component locations, circuit tracing
Technical Depth
Depth:
Comprehensive factory-level detail suitable for professional technicians and advanced DIY enthusiasts
Diagnostic Capability:
Includes information on using factory diagnostic tools (e.g., MUT-II) and interpreting diagnostic codes
Rebuild Instructions:
Detailed instructions for complete engine and transmission rebuilds
📊 Manual Specifications
File Format
Format:
PDF
Searchability:
Likely text-searchable PDF for quick information retrieval
Print Quality
Image Resolution:
High-resolution for clear illustrations and diagrams
Diagram Clarity:
Detailed line drawings and exploded views
Binding Type
Binding Type:
N/A (Digital Format)
Paper Type
Paper Type:
N/A (Digital Format)
⚙️ Engine Specifications
Primary Engine
Engine Code 1G:
4G63 (2.0L DOHC Turbo)
Engine Code 2G Naturally Aspirated:
4G63 (2.0L DOHC NA), 6G72 (3.0L SOHC V6)
Engine Code 2G Turbocharged:
4G63T (2.0L DOHC Turbo)
Performance
4G63T Horsepower Est:
200-210 hp (depending on year and market)
4G63T Torque Est:
205-210 lb-ft (depending on year and market)
6G72 V6 Horsepower Est:
150-160 hp (depending on year)
6G72 V6 Torque Est:
170-180 lb-ft (depending on year)
Fuel System
Fuel Delivery:
Multi-point Fuel Injection (MPI)
Recommended Fuel:
87-91 Octane Unleaded (91+ for Turbo models)
🔧 Transmission
Standard
1G Gsx Gti:
5-Speed Manual (A520/W5MG1)
2G Gsx:
5-Speed Manual (W5MG1)
Optional
1G Naturally Aspirated:
5-Speed Manual (F5M33), 4-Speed Automatic (F4A33)
2G Gs:
5-Speed Manual (F5M33), 4-Speed Automatic (F4A33)
2G Gs V6:
4-Speed Automatic (F4A51)
Features
AWD System:
Advanced All-Wheel Drive with Active Center Differential (ACD) and Viscous Coupling Unit (VCU) on AWD models
Manual Transmission Fluid:
API GL-4 or GL-5 gear oil, typically SAE 75W-90
Automatic Transmission Fluid:
DIAQueen ATF-SP III or equivalent
📐 Dimensions
Exterior
Wheelbase 1G:
98.7 inches
Wheelbase 2G:
103.7 inches
Weights
Curb Weight Range:
2800 - 3300 lbs (depending on configuration)
Gross Vehicle Weight Rating:
Varies by model and configuration, consult specific vehicle documentation
🛡️ Safety Features
Ratings
NHTSA Impacts:
Generally moderate for its era; specific ratings vary by test year and model configuration. Limited data available for comprehensive crash testing by modern standards.
Active Features
ABS:
Anti-lock Braking System available on select models and trims
Passive Features
Airbags:
Driver and passenger airbags standard on later models (introduced during the generation lifespan)
Seatbelts:
Three-point front seatbelts, two-point rear seatbelts (later models with three-point rear)
💡 Technology Features
Infotainment
Audio System:
Factory cassette/CD players, optional premium sound systems
Climate Control:
Manual climate control, optional automatic climate control on higher trims
Driver Assistance
Cruise Control:
Available on most models
Traction Control:
Available on some later models and AWD variants
Connectivity
Connectivity Features:
Limited by era; primarily focused on audio system connectivity.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 3,000-5,000 miles or 6 months, whichever comes first (depending on driving conditions)
Timing Belt Replacement:
Approximately every 60,000 miles for 4G63 engines. CRITICAL for preventing catastrophic engine damage if it breaks.
Spark Plug Replacement:
Every 30,000-60,000 miles, depending on plug type
Fluid Specifications
Engine Oil Type:
API SJ or higher, viscosity 5W-30 or 10W-30 (check owner's manual for specific temperature ranges)
Coolant Type:
Ethylene glycol-based coolant, typically a 50/50 mix with distilled water
Brake Fluid Type:
DOT 3 or DOT 4
Known Issues
Turbocharger Failure:
Common on higher mileage turbocharged models due to heat and lack of proper warm-up/cool-down procedures. Oil starvation is a common cause.
Head Gasket Failure:
Can occur, especially on turbocharged models under stress. Look for coolant in oil or oil in coolant.
Clutch Wear:
Wear item, especially on manual transmission models with spirited driving.
Cv Axle Boots:
Torn CV boots can lead to grease expulsion and eventual joint failure, especially on AWD models.
Rust And Corrosion:
Can affect body panels, suspension components, and exhaust systems, particularly in regions with harsh winters or coastal environments.
📚 Vehicle History
Brand Heritage
Mitsubishi Motors:
Long history in automotive manufacturing, known for robust engineering and motorsport involvement (e.g., Lancer Evolution).
Model Evolution
First Generation Debut:
1990, co-developed with Chrysler (Eagle Talon, Plymouth Laser)
Second Generation Debut:
1995, significant redesign with more aggressive styling and improved dynamics.
Performance Icon:
The turbocharged AWD variants, particularly the GSX, became icons in the tuner scene and rally racing (as a precursor to the Lancer Evo).
Production
Manufacturing Location:
Normal, Illinois, USA (for North American market)
🏆 Awards & Recognition
Recognitions
Car And Driver 10Best:
First-generation models often featured on Car and Driver's 10 Best lists.
Motor Trend:
Received positive reviews and awards from automotive publications like Motor Trend for performance and styling.

Delivery & file format

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Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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