🏷️ Basic Information

Make:

Mitsubishi

Model:

Colt Summit Mirage

Product Name:

Mitsubishi Colt Summit Mirage Complete Workshop Service Repair Manual 1989 1990 1991 1992

👋 Introduction

Vehicle Class:

Subcompact and compact cars, known for affordability and reliability.

Competitors:

Competed with vehicles like Honda Civic, Toyota Corolla, Nissan Sentra, and Ford Escort during its production years.

Value Proposition:

Offered a balance of fuel efficiency, practicality, and a straightforward, durable mechanical design.

Target Audience:

DIY mechanics, independent repair shops, and owners seeking to perform their own maintenance and repairs.

📋 Manual Details

Applicable Model Years:

1989, 1990, 1991, 1992

Estimated Page Count:

Estimates vary, but typically comprehensive workshop manuals of this era range from 500 to 1500+ pages.

Type:

Workshop Service Repair Manual

Language:

English

Format:

Downloadable Digital Format (typically PDF)

📖 Manual Coverage

Engine:

Detailed coverage of all engine variants, including disassembly, assembly, component testing, specifications, and troubleshooting for gasoline engines.

Transmission:

Comprehensive information on manual and automatic transmissions, including operation, removal, installation, overhaul, and fluid specifications.

Fuel System:

In-depth coverage of fuel injection systems (MPI/EFI), carburetors (if applicable), fuel pumps, lines, and emissions control.

Ignition System:

Detailed diagnostics and repair procedures for ignition coils, distributors, spark plugs, and electronic control units (ECU).

Cooling System:

Information on radiators, water pumps, thermostat, coolant specifications, and troubleshooting for overheating issues.

Exhaust System:

Details on catalytic converters, mufflers, exhaust manifold, and emissions control components.

Brake System:

Coverage of hydraulic brake systems, including master cylinders, calipers, wheel cylinders, brake pads/shoes, rotors/drums, and ABS (if equipped).

Suspension System:

Detailed procedures for front and rear suspension components, including struts, shock absorbers, control arms, ball joints, and alignment specifications.

Steering System:

Information on power steering systems, steering racks/boxes, tie rods, and steering column.

Electrical System:

Comprehensive wiring diagrams, component locations, troubleshooting guides for starting, charging, lighting, and accessory circuits.

HVAC System:

Coverage of air conditioning and heating systems, including components, refrigerant, and servicing procedures.

Body And Chassis:

Information on body panel removal/installation, interior trim, doors, windows, and structural components.

Emission Control:

Detailed information on emission control systems, including EGR, catalytic converter function, and evaporative emission controls.

Steering Column Components:

Includes procedures for steering column disassembly, ignition switch replacement, and combination switch servicing.

Maintenance:

Routine maintenance tasks such as oil changes, filter replacements, fluid checks, spark plug replacement, belt adjustments.

Diagnostics Troubleshooting:

Step-by-step diagnostic procedures for identifying and resolving common and complex issues across all vehicle systems.

Repair Overhaul:

Detailed instructions for disassembling, repairing, and reassembling major vehicle components and sub-systems.

Specifications Data:

All necessary technical specifications, torque values, clearances, fluid types and capacities, and diagnostic data.

Wiring Diagrams:

Complete and detailed electrical wiring diagrams for all vehicle systems.

Wheel Alignment Specifications:

Includes front and rear wheel alignment angles, caster, camber, toe, and thrust angle specifications.

Engine Rebuilding:

Complete engine rebuilding procedures, including piston ring installation, bearing clearance checks, cylinder honing, and valve seat grinding.

Transmission Overhaul:

Detailed steps for disassembling, inspecting, and reassembling both manual and automatic transmissions, including torque converter service.

Depth:

Comprehensive, from basic scheduled maintenance to full engine and transmission rebuilds, including advanced electrical diagnostics.

Torque Specifications:

Extensive list of torque specifications for all critical fasteners, from cylinder head bolts to suspension components.

Diagnostic Trouble Codes:

Provides a comprehensive listing of diagnostic trouble codes (DTCs) for the engine control unit and other electronic systems, along with diagnostic procedures for each code.

📊 Manual Specifications

Digital Format:

PDF (Portable Document Format) - generally optimized for digital viewing and printing.

Clarity:

High resolution for clear text, diagrams, and illustrations. Searchable text functionality is a common benefit of quality PDFs.

Binding:

Not applicable for digital format; however, a professionally printed version would typically be spiral-bound or perfect-bound for ease of use in a workshop.

Paper Quality:

Not applicable for digital format; however, original manuals used durable, often glossy paper to withstand workshop conditions.

⚙️ Engine Specifications

Engine Codes:

Common engine codes for this era include 4G13 (1.3L), 4G15 (1.5L), and potentially 4G33 (1.6L) or 4G63 (2.0L) for higher trims/specific models like the Summit/Galant variants. Manual will cover all.

Horsepower Torque:

Varies by engine. Example: 1.5L (4G15) typically produced around 85-90 hp and 90-95 lb-ft torque. Manual provides precise figures.

Injection Type:

Likely Multi-Point Fuel Injection (MPI) or Electronic Fuel Injection (EFI) for most models by this era, with some base models potentially having carburetion. Manual specifies for each variant.

ECU Coverage:

Covers Electronic Control Unit (ECU) functions, sensor inputs, and diagnostic trouble codes (DTCs).

Valve Train:

Typically SOHC (Single Overhead Camshaft) or DOHC (Double Overhead Camshaft) configurations. Manual details valve timing and adjustment procedures.

Oil Capacity:

Example: 1.5L engine oil capacity approx. 3.5-4.0 liters (3.7-4.2 US quarts) with filter change. Manual provides exact capacity and recommended oil grades.

🔧 Transmission

Transmission Type Standard:

Likely a 5-speed manual transmission.

Transmission Type Optional:

Likely a 3-speed or 4-speed automatic transmission.

Clutch System:

Details on clutch operation, hydraulic systems, and replacement procedures for both manual and automatic transmissions.

Atf Type:

For automatic transmissions, typically DEXRON II or equivalent. Manual specifies exact ATF type and capacity.

📐 Dimensions

Body Styles:

Offered in various body styles including 3-door hatchback, 5-door hatchback, and potentially sedan or coupe depending on market and specific model (Colt, Summit, Mirage).

Curb Weight:

Curb weight typically ranged from 2,000 to 2,400 lbs (900 to 1100 kg) depending on configuration. Manual may list specific weights.

🛡️ Safety Features

Crash Test Results:

Safety ratings from this era are less standardized. Manual may reference internal safety design principles but not formal crash test results as we know them today.

ABS:

Anti-lock Braking System (ABS) was an available option on higher trims. Manual covers ABS system diagnostics.

Airbags:

Driver-side airbags may have been optional or standard on later models within this range. Manual covers airbag system if present.

Seatbelts:

Coverage of seatbelt mechanisms and pretensioners (if equipped).

💡 Technology Features

Audio System:

Basic AM/FM radio with cassette player. Manual covers stereo removal and installation.

Cruise Control:

Optional on some models. Manual covers its operation and diagnostics.

Diagnostic Ports:

OBD-I diagnostic ports would be present for engine management system diagnostics. Manual explains diagnostic connector pinouts and basic code retrieval.

🔧 Maintenance

Oil Change Interval:

Typically every 5,000 to 7,500 miles (8,000 to 12,000 km) or 6 months, whichever comes first. Manual provides precise schedule based on driving conditions.

Timing Belt Replacement:

Critical maintenance item. Typically recommended every 60,000 to 100,000 miles (100,000 to 160,000 km) or 5-7 years. Manual specifies interval and torque procedures for tensioners.

Coolant Type:

Ethylene glycol-based antifreeze. Manual specifies the correct mixture ratio (e.g., 50/50) and type (e.g., Mopar Antifreeze/Coolant or equivalent).

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid. Manual specifies the exact type and bleeding procedures.

Common Problems:

Potential issues include aging rubber components (hoses, belts), carburetor/fuel injection issues, minor electrical glitches, and wear on suspension bushings. Manual addresses diagnosis and repair for these.

Rust Corrosion:

As with many vehicles of this age, rust and corrosion in common areas like wheel wells, rocker panels, and underbody are potential concerns. Manual offers body repair guidance.

Air Filter Part Number:

Part numbers vary by specific engine/model. Example for a 1.5L could be a Fram CA375 or equivalent. Manual provides OE part numbers.

Oil Filter Part Number:

Part numbers vary. Example for a 1.5L could be a Fram PH8300 or equivalent. Manual provides OE part numbers.

📚 Vehicle History

Mitsubishi Motors:

Mitsubishi Motors has a long history dating back to 1970, with a focus on reliable and accessible vehicles.

Colt Mirage Lineage:

The Colt/Mirage platform has a storied history, evolving through multiple generations, with this period representing a significant iteration that also spawned badge-engineered variants like the Dodge Colt and Plymouth Colt in North America, and the Mitsubishi Summit in other markets.

Manufacturing Locations:

Primarily manufactured in Japan and potentially other Mitsubishi assembly plants globally.

🏆 Awards & Recognition

General Reputation:

Vehicles from this era were generally recognized for their fuel efficiency and value for money, making them popular choices for budget-conscious buyers.

Consumer Reports:

Specific ratings vary by year and model variant, but generally positioned as reliable economy cars.