🏷️ Basic Information

Make:

Mitsubishi

Model:

Eclipse

Year:

1997

Product Name:

Mitsubishi Eclipse 1997 Repair Service Manual - Service Manual Repair PDF Download

Platform Code:

D30/D32/D38/D31 Series (2nd Generation)

👋 Introduction

Segment:

Compact Sports Coupe/Convertible

Target Demographic:

Youthful buyers seeking sporty styling and performance at an accessible price point

Key Competitors:

Nissan 240SX, Toyota Celica, Honda Prelude, Ford Mustang (entry-level trims), Chevrolet Camaro (entry-level trims)

Styling:

Sleek, aerodynamic design with a low-slung profile. Available as a coupe and convertible.

Powertrain Options:

Choice of efficient 4-cylinder engines and a potent V6, with optional All-Wheel Drive (AWD) on performance variants.

Performance Variants:

GT and GSR (often associated with higher trims and V6 engines or turbocharged 4-cylinders in specific markets/generations, though the 1997 model primarily featured naturally aspirated V6 and 4-cylinders)

Value Proposition:

Offered a blend of sporty styling, performance options (including AWD), and a relatively affordable entry price compared to some rivals.

📋 Manual Details

Manual Type:

Repair Service Manual

Language:

English

Format:

PDF Download

Primary Audience:

Professional Technicians

Audience Adaptability:

Adequate data for mechanically inclined DIY enthusiasts

Estimated Pages:

1000+ pages (typical for a comprehensive service manual of this era)

Manual Category:

Factory Service Manual (FSM) equivalent

Searchability:

Likely searchable text within the PDF

Printability:

Printable

File Size:

Variable, typically 50MB-200MB for high-quality PDFs

📖 Manual Coverage

Engine Systems:

Engine mechanical, lubrication, cooling, fuel, ignition, emission control, engine management (ECU)

Transmission Systems:

Manual transmission (5-speed), Automatic transmission (4-speed), clutch, driveshafts, differentials

Brake Systems:

Front disc brakes, rear disc brakes (standard on most models), ABS (Anti-lock Braking System) operation and diagnostics

Suspension Steering:

Front suspension (MacPherson strut), Rear suspension (Multi-link), power steering system, steering column, wheel alignment specifications

Electrical Systems:

Battery, charging system, starting system, lighting, instruments and gauges, power windows, locks, mirrors, wiper/washer system, horn, audio system wiring

Body Chassis:

Body construction, exterior panels, interior trim, doors, hood, trunk, glass, chassis frame, body repair procedures

HVAC:

Heating, Ventilation, and Air Conditioning (HVAC) system operation, refrigerant handling, diagnosis, and repair

Safety Restraints:

Airbag system (SRS - Supplemental Restraint System) diagnosis and precautions, seat belts

Maintenance Procedures:

Scheduled maintenance, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, spark plug service, belt inspection and replacement

Diagnostics Troubleshooting:

System-specific diagnostic charts, common problems and their solutions, fault code interpretation (OBD-I, early OBD-II for some systems)

Repair Procedures:

Step-by-step instructions for component removal, installation, and adjustment for all major systems

Overhaul Rebuild:

Detailed procedures for engine and transmission overhaul, including specifications for internal components

Wiring Diagrams:

Comprehensive electrical schematics for all vehicle systems

Depth Level:

Comprehensive (covering routine maintenance to full engine/transmission rebuilds and complex electrical diagnostics)

Diagnostic Tools:

Information on necessary special tools and diagnostic equipment

Torque Specifications:

Detailed torque values for all critical fasteners

Clearances Tolerances:

Engine component clearances, bearing tolerances, and other critical measurements

⚙️ Engine Specifications

Engine Code 1:

4G63 (2.0L SOHC I4)

Displacement 1:

1997 cc (2.0 Liters)

Configuration 1:

Inline 4-cylinder, SOHC, 16 valves

Horsepower 1:

Approx. 140-145 hp @ 6000 rpm (Varies slightly by market and specific tuning)

Torque 1:

Approx. 130-135 lb-ft @ 4500 rpm

Fuel Induction 1:

Multi-point Fuel Injection (MPI)

Compression Ratio 1:

Approx. 9.0:1

Cooling System 1:

Pressurized liquid cooling system

Emission Controls 1:

Catalytic converter, EGR (Exhaust Gas Recirculation), EVAP (Evaporative Emission Control)

Engine Code 2:

6G72 (3.0L SOHC V6)

Displacement 2:

2972 cc (3.0 Liters)

Configuration 2:

V6, SOHC, 24 valves

Horsepower 2:

Approx. 205-210 hp @ 6000 rpm

Torque 2:

Approx. 205-210 lb-ft @ 4500 rpm

Fuel Induction 2:

Multi-point Fuel Injection (MPI)

Compression Ratio 2:

Approx. 8.5:1

Fuel Type:

Unleaded gasoline (87 octane recommended, higher octane for V6 if performance is prioritized)

Fuel Pump Type:

Electric, in-tank

🔧 Transmission

Transmission Type 1:

5-Speed Manual

Drive Layout 1:

Front-Wheel Drive (FWD)

Transmission Type 2:

4-Speed Automatic (with Overdrive)

Drive Layout 2:

Front-Wheel Drive (FWD) standard, All-Wheel Drive (AWD) available on select V6 models (often designated 'AWD' or 'GT AWD')

Clutch Type:

Hydraulic, single dry plate (for manual transmission)

Transmission Fluid Spec Auto:

Mitsubishi SPIII (or equivalent Dexron III)

Transmission Fluid Spec Manual:

API GL-4, SAE 75W-90 gear oil

📐 Dimensions

Length:

Approx. 177.0 inches

Width:

Approx. 69.1 inches

Height:

Approx. 50.7 inches (Coupe), 51.6 inches (Convertible)

Wheelbase:

Approx. 100.4 inches

Front Track:

Approx. 59.3 inches

Rear Track:

Approx. 59.1 inches

Curb Weight Min:

Approx. 2800 lbs (4-cyl FWD Manual)

Curb Weight Max:

Approx. 3300 lbs (V6 AWD Automatic)

Gross Vehicle Weight Rating Gvwr:

Approx. 3800-4000 lbs (model dependent)

Trunk Volume:

Approx. 8.7 cubic feet (Coupe)

Passenger Volume:

Approx. 84.4 cubic feet

🛡️ Safety Features

NHTSA Front Crash Test Driver:

4-star (1997 model year, specific rating may vary slightly)

NHTSA Front Crash Test Passenger:

4-star (1997 model year, specific rating may vary slightly)

ABS:

Available Anti-lock Braking System (ABS) on front and rear wheels

Traction Control:

Not commonly available on 1997 models

Airbags:

Driver and passenger front airbags (SRS)

Seat Belts:

3-point front seat belts, 2-point rear seat belts

Rollover Protection:

Reinforced A-pillars and structural bracing (standard on convertible)

💡 Technology Features

Audio System:

Factory AM/FM stereo with cassette player, optional CD player. Basic speaker system.

Climate Control:

Manual HVAC controls with fan speed, temperature, and recirculation settings. Optional automatic climate control on higher trims.

Cruise Control:

Standard on most V6 models, optional on some 4-cylinder models.

Auxiliary Input:

Not available from factory. Aftermarket head unit installation common for modern connectivity.

🔧 Maintenance

Engine Oil Change:

Every 3,750 miles or 3.75 months (whichever comes first), or 7,500 miles / 7.5 months under severe driving conditions (refer to manual for specifics).

Engine Coolant Change:

Every 30,000 miles or 30 months (initially), then every 15,000 miles or 15 months thereafter. Use of specific coolant is critical.

Transmission Fluid Change Auto:

Every 30,000 miles or 30 months.

Transmission Fluid Change Manual:

Inspect every 30,000 miles, change if needed or at higher mileage intervals (e.g., 60,000 miles).

Spark Plug Replacement:

I4 (4G63): Approx. 30,000 miles. V6 (6G72): Approx. 60,000 miles.

Timing Belt Replacement:

Crucial for 4G63 engine (non-interference is rare but possible depending on specific variant, but assumed interference for safety). Recommended at 60,000 miles or 5 years. Failure can cause severe engine damage.

Engine Oil Spec:

API SG or SH, SAE 5W-30 or 10W-30 (refer to manual for seasonal viscosity)

Engine Oil Capacity I4:

Approx. 4.5 quarts (4.3 liters) with filter

Engine Oil Capacity V6:

Approx. 4.7 quarts (4.5 liters) with filter

Coolant Spec:

Mitsubishi Super Long Life Coolant (or equivalent ethylene glycol-based antifreeze with corrosion inhibitors, typically pink or red)

Brake Fluid Spec:

DOT 3 or DOT 4

Engine 4G63:

Timing belt failure (critical), head gasket leaks, turbocharger issues (if applicable to specific trim, though base models are NA), crankwalk (rare but documented on some turbo variants).

Engine 6G72:

Oil leaks from valve covers and rear main seal, intake manifold gasket leaks, occasional PCV system issues.

Transmission:

Automatic transmission shift quality degradation, potential leaks from seals, clutch wear (manual).

Suspension Steering:

Worn ball joints and tie rod ends, leaky power steering pumps/hoses, front strut mount wear.

Electrical:

Flickering dashboard lights, power window motor failures, alternator issues, SRS warning light illumination.

Exhaust:

Catalytic converter failure, exhaust manifold cracks (especially on V6).

📚 Vehicle History

Manufacturer History:

Mitsubishi Motors, a Japanese automotive manufacturer with a history dating back to the early 20th century, known for a range of vehicles from small cars to SUVs and performance vehicles.

First Generation:

1990-1994 (USA Market), based on the Mitsubishi Galant platform, often built by Diamond-Star Motors (DSM).

Second Generation:

1995-1999. This generation introduced a more rounded styling and significant platform updates, still built by DSM in the USA.

Third Generation:

2000-2005 (USA Market), marked a significant departure with a distinct design and platform.

Manufacturing Location:

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

Production Years:

1997 model year production ran from approximately August 1996 to July 1997.

🏆 Awards & Recognition

Automotive Press:

The 1995-1999 Eclipse was generally well-received for its styling and performance options, particularly the V6 models and the AWD variants. It was a popular choice in the sporty compact segment.

Performance Car:

Often featured in 'best sports car' or 'performance value' lists for its price point.