Segment:
Compact Sports Coupe/Convertible
Target Audience:
Enthusiasts, DIY mechanics, professional technicians
Competitors:
Acura Integra, Honda Civic Si, Toyota Celica, Nissan 240SX, Mazda MX-6
Usp:
Affordable performance, rally-bred 4G63 engine (in higher trims), All-Wheel Drive option, stylish coupe design.
Markets:
North America, Europe, Japan (specific regional variations may apply to some content)
Trim Levels:
GS, GS-X, RS, GST (covering naturally aspirated and turbocharged variants)
Type:
Factory Service Manual (FSM) / Repair Manual
Format:
Digital Software (likely PDF or proprietary viewer)
Powertrain:
Engine Mechanical (4G63 SOHC/DOHC, 6G72 V6), Fuel System, Ignition System, Exhaust System, Cooling System
Drivetrain:
Manual Transmission (F5M33, W5MG1), Automatic Transmission (V4A51), Clutch, Driveshafts, Differentials, AWD System (Viscous Coupling Unit)
Chassis:
Suspension (Front MacPherson Strut, Rear Multi-link), Steering System, Brake System (Front Vented Discs, Rear Discs/Drums), ABS (Optional)
Electrical:
Wiring Diagrams, Engine Control Module (ECM), Body Control Module (BCM), Lighting, Instrumentation, Audio System, Power Accessories
Body And Trim:
Exterior Body Panels, Interior Trim, Doors, Windows, Seats, HVAC System
Maintenance:
Scheduled Maintenance, Oil Changes, Filter Replacements, Spark Plug Replacement, Belt Replacement (Timing, Serpentine)
Repair:
Engine Overhaul, Transmission Rebuild, Brake Caliper Replacement, Suspension Component Replacement, Electrical Component Diagnosis and Repair
Diagnostics:
Troubleshooting Guides, Diagnostic Trouble Codes (DTCs) for OBD-I System, Component Testing Procedures
Depth:
Comprehensive. Covers everything from routine maintenance to complete engine and transmission rebuilds. Includes detailed diagrams, specifications, and troubleshooting steps.
Digital Format:
Software (likely PDF or proprietary e-manual format with search capabilities)
Printability:
High-resolution, printable pages
Binding:
Not applicable (digital format)
Paper:
Not applicable (digital format)
Engine Code Naturally Aspirated:
4G63
Engine Type Naturally Aspirated:
Inline 4-cylinder, SOHC 12-valve (later DOHC 16-valve in some markets)
Displacement Naturally Aspirated:
2.0 Liters (1997cc)
Horsepower Naturally Aspirated Sohc:
135 hp @ 6000 rpm
Torque Naturally Aspirated Sohc:
130 lb-ft @ 4000 rpm
Engine Code Turbocharged:
4G63T
Engine Type Turbocharged:
Inline 4-cylinder, DOHC 16-valve, Turbocharged, Intercooled
Displacement Turbocharged:
2.0 Liters (1997cc)
Horsepower Turbocharged:
195 hp @ 6000 rpm
Torque Turbocharged:
203 lb-ft @ 3500 rpm
Engine Type V6:
SOHC V6, 12-valve
Displacement V6:
3.0 Liters (2972cc)
Horsepower V6:
164 hp @ 5500 rpm
Torque V6:
185 lb-ft @ 4500 rpm
0 60 Mph Turbo AWD:
Approx. 6.5 seconds
Fuel Delivery:
Multi-Point Fuel Injection (MPI) for all variants
Fuel Type:
Unleaded Regular (87 Octane) for N/A, Unleaded Premium (91 Octane) for Turbocharged and V6
Standard Transmission:
5-Speed Manual (F5M33)
Optional Transmission:
4-Speed Automatic (V4A51)
AWD Availability:
Available on select GS-X and GS trims, typically paired with the 4G63T engine and 5-speed manual.
AWD System Type:
Permanent All-Wheel Drive with Viscous Coupling Unit
Manual Gear Ratios F5M33:
Specific ratios available in manual coverage
Automatic Gear Ratios V4A51:
Specific ratios available in manual coverage
Clutch Type:
Hydraulic Actuation
Length:
174.8 in (4440 mm)
Height:
50.2 in (1275 mm) (Coupe)
Wheelbase:
100.4 in (2550 mm)
Front Track:
59.3 in (1505 mm)
Rear Track:
59.1 in (1500 mm)
Curb Weight Minimum:
2745 lbs (1245 kg) (RS FWD)
Curb Weight Maximum:
3240 lbs (1470 kg) (GS-X AWD)
Gross Vehicle Weight Rating:
Approx. 3800-4000 lbs (1724-1814 kg) depending on configuration
NHTSA Front Impact:
Not specifically rated in modern standards for this era, but generally considered safe for its class.
ABS:
Optional on most trims, standard on GS-X.
Traction Control:
Not typically available on this generation.
Airbags:
Driver-side airbag standard. Passenger airbag not available.
Seatbelts:
3-point front, 2-point rear (center).
Rollover Protection:
Reinforced A-pillars for coupe, standard for convertible.
Oil Change Interval:
Every 3,750 miles or 6 months (whichever comes first) under normal driving conditions.
Timing Belt Replacement:
Every 60,000 miles or 5 years (critical for 4G63/4G63T engines to prevent catastrophic damage).
Spark Plug Replacement:
Refer to manual; typically around 30,000-60,000 miles depending on plug type.
Engine Oil Type Naturally Aspirated:
API SG/SH SAE 10W-30 or 10W-40
Engine Oil Type Turbocharged V6:
API SG/SH SAE 5W-30 or 10W-30 (depending on climate)
Engine Oil Capacity:
Approx. 4.2 US quarts (4.0 liters) for 4-cylinder, 4.7 US quarts (4.4 liters) for V6, with filter.
Coolant Type:
Ethylene Glycol based, 50/50 mix with distilled water. Consult manual for specific Mopar or equivalent coolant.
Transmission Fluid Manual:
API GL-4 SAE 75W-90 gear oil. Approx. 2.2-2.5 US quarts.
Transmission Fluid Automatic:
Mopar ATF+3 or equivalent. Approx. 3.3-3.7 US quarts for dry fill.
Common Problems Engine:
Cracked cylinder heads on early 4G63T engines, turbocharger failures, worn valve stem seals causing oil consumption, timing belt failure if not replaced on schedule.
Common Problems Suspension:
Worn front control arm bushings, worn strut mounts, rear axle hop on AWD models under hard acceleration.
Common Problems Electrical:
Faulty power window regulators, intermittent gauge cluster failures, corrosion on electrical connectors.
Common Problems Body:
Rust in wheel wells, rocker panels, and around windows. Headliner sagging.
Manufacturer History:
Mitsubishi Motors, a Japanese automotive manufacturer with a strong heritage in rally racing and performance vehicles.
Generation 1:
First generation Eclipse launched for the 1990 model year, developed in partnership with Chrysler (co-branded as Plymouth Laser and Eagle Talon).
Model Year Updates 1993:
Minor styling tweaks, potential interior updates, and refinements to mechanical systems. The 1993 model year represents a mid-cycle update.
Manufacturing Location:
Bloomington, Illinois, USA (Diamond-Star Motors plant)
Production Years 1St Gen:
1990-1994