Segment:
Compact sports car/coupe
Target Audience:
Enthusiasts, performance-oriented drivers, DIY mechanics
Key Competitors:
Nissan 240SX, Toyota Celica, Honda Prelude, Ford Probe, Mazda MX-6
Performance Variants:
Available in naturally aspirated and turbocharged AWD configurations, offering strong performance for its class.
Design:
Distinctive styling, available as coupe or convertible, with a driver-focused interior.
Covered Regions:
North America (primarily US/Canada market)
Trim Levels:
GSX, GS, GST, RS, Spyder GS, Spyder GST
Estimated Page Count:
~1500-2000+ pages (typical for comprehensive factory service manual)
Type:
Full Service Repair Manual
Powertrain:
Engine mechanical (4G63, 420A), engine management, fuel system, ignition system, exhaust system, lubrication system, cooling system, turbocharger system (for turbo models)
Drivetrain:
Manual transmission (F5M33, KM212), automatic transmission (F4A33), transfer case (AWD models), differentials (front/rear), driveshafts, axles, CV joints
Chassis:
Suspension (front MacPherson strut, rear multi-link), steering system (power assisted), brakes (front vented discs, rear discs/drums), ABS system
Electrical:
Wiring diagrams, fuse box locations, lighting system, ignition system, starting system, charging system, power windows, power locks, audio system, HVAC controls, instrument cluster, diagnostic trouble codes (DTCs)
Body And Interior:
Exterior body panels, doors, hood, trunk, bumpers, glass, seals, interior trim, seats, dashboard, climate control system (HVAC)
Maintenance:
Oil changes, filter replacements, spark plug replacement, fluid checks and changes, timing belt replacement, belt tension adjustments
Repair And Rebuild:
Engine overhaul, transmission overhaul, clutch replacement, brake caliper rebuilding, suspension component replacement, electrical component repair
Diagnostics And Troubleshooting:
Engine performance issues, transmission shifting problems, electrical system faults, brake system diagnostics, ABS troubleshooting
Installation:
Accessory installation, component replacement procedures
Depth:
Comprehensive: Covers routine maintenance, minor repairs, major overhauls, and advanced diagnostics. Includes detailed step-by-step instructions, torque specifications, and schematics.
Engine 1 Name:
4G63 (DOHC Turbocharged Inline-4)
Engine 1 Displacement:
2.0 Liters (1997 cc)
Engine 1 Bore X Stroke:
85.0 mm x 88.0 mm
Engine 1 Horsepower:
210 hp @ 6000 rpm (GSX/GST)
Engine 1 Torque:
205 lb-ft @ 3000 rpm (GSX/GST)
Engine 1 Compression Ratio:
8.5:1
Engine 1 Valve Train:
DOHC, 16 valves
Engine 1 Induction:
Turbocharged, Intercooled
Engine 2 Name:
420A (SOHC Inline-4)
Engine 2 Displacement:
2.4 Liters (2351 cc)
Engine 2 Horsepower:
140 hp @ 5500 rpm (GS/RS)
Engine 2 Torque:
145 lb-ft @ 4000 rpm (GS/RS)
Engine 2 Compression Ratio:
9.0:1
Engine 2 Valve Train:
SOHC, 16 valves
Engine 2 Induction:
Naturally Aspirated
Fuel Type Required:
Unleaded Premium (91+ octane recommended for 4G63 Turbo), Unleaded Regular (87+ octane for 420A)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Turbocharger Details:
TD05H-14G (stock turbo for 4G63)
Transmission Type Standard:
5-speed Manual Transmission (F5M33 - FWD, KM212 - AWD)
Transmission Type Optional:
4-speed Automatic Transmission (F4A33 - FWD/AWD)
AWD System:
Viscous coupling center differential with clutch pack for rear power transfer (AWD models)
Clutch Type:
Hydraulic diaphragm clutch
Length:
~178.7 inches (4539 mm)
Width:
~69.4 inches (1763 mm)
Height:
~50.2 inches (1275 mm) (coupe) / ~51.1 inches (1298 mm) (convertible)
Wheelbase:
~100.4 inches (2550 mm)
Front Track:
~59.8 inches (1520 mm)
Rear Track:
~59.1 inches (1500 mm)
Curb Weight Min:
~3000 lbs (1360 kg) (RS FWD)
Curb Weight Max:
~3400 lbs (1542 kg) (GSX AWD)
Gross Vehicle Weight Rating Gvw R:
Approx. 4000 lbs (1814 kg)
NHTSA Frontal Impact Driver:
Not rated or 3-star (depending on specific sub-model and testing year)
NHTSA Frontal Impact Passenger:
Not rated or 3-star (depending on specific sub-model and testing year)
ABS:
Standard on AWD models (GSX, GST), optional on FWD models (GS)
Airbags:
Driver and passenger front airbags
Seatbelts:
Three-point front and rear seatbelts, driver and passenger pretensioners
Engine Oil Change Interval:
Every 3,750 miles or 6 months
Timing Belt Replacement Interval:
Every 60,000 miles or 4 years (critical for 4G63 engine)
Spark Plug Replacement Interval:
Every 30,000 miles (standard plugs)
Engine Oil Specification:
API SG or higher, SAE 5W-30 (or 10W-30 based on climate)
Coolant Specification:
Ethylene glycol-based antifreeze, 50/50 mix with distilled water
Transmission Fluid Manual:
API GL-4, SAE 75W-90 Gear Oil
Transmission Fluid Automatic:
Mitsubishi Diaqueen SP-III ATF or equivalent (Dexron III compatible)
Brake Fluid Specification:
DOT 3
Common Issue Turbo Models:
Cracked cylinder head on 4G63 (due to heat/abuse), turbocharger wear, oil sludge buildup from infrequent maintenance.
Common Issue All Models:
Power window regulators, differential seals, ABS sensor failures, exhaust manifold cracks, rear main seal leaks.
Common Issue 420A Models:
Head gasket failures, distributor issues (if equipped), catalytic converter issues.
Parent Company:
Mitsubishi Motors Corporation
Generation:
Second Generation Eclipse (1995-1999)
Platform Sharing:
Shared platform with Eagle Talon and Plymouth Laser (DSM platform)
Manufacturing Location:
Normal, Illinois, USA (Diamond-Star Motors plant)
Production Years For This Generation:
1995-1999
