The Mitsubishi Starion is a rear-wheel-drive sports coupe manufactured from 1982 to 1989. The 1988 model represents the second generation, featuring a distinctive wedge-shaped styling and competing in the performance-oriented grand tourer segment against contemporaries like the Toyota Supra and Nissan 300ZX. This model is powered by a 2.0L turbocharged inline-4 engine, the 4G52T (G63B), producing approximately 170 horsepower and 220 lb-ft of torque, and was available with either a 5-speed manual or a 3-speed automatic transmission. Key features include its turbocharged performance, advanced electronic fuel injection for its era, and available sport-tuned suspension and braking systems, all contributing to its capable driving experience.
This comprehensive workshop service repair manual provides detailed guidance for all North American market variants and styles of the Mitsubishi Starion. It covers a vast array of systems, including engine mechanicals, fuel and ignition systems, cooling, lubrication, exhaust, transmission, drivetrain, suspension, steering, braking, and the electrical system, as well as body and frame. The manual details routine maintenance, component disassembly and reassembly, diagnostic troubleshooting, and repair procedures, offering in-depth coverage from basic servicing to complete overhauls. It also includes essential technical specifications, torque values, wiring diagrams, and adjustment procedures, making it an indispensable resource for owners and technicians alike to maintain and repair the vehicle effectively.
Generation Designation:
Second Generation (Facelift)
Market Position:
The Mitsubishi Starion was a rear-wheel-drive sports coupe, positioned as a performance-oriented grand tourer. It competed against vehicles like the Toyota Supra, Nissan 300ZX (Z31), and Mazda RX-7 (FC).
Competitive Analysis:
The Starion was known for its turbocharged performance, advanced (for the time) electronic fuel injection, and distinctive styling. Its handling and power delivery made it a capable performance machine in its segment.
Key Features:
Turbocharged engine, rear-wheel drive, distinctive wedge-shaped styling, advanced electronic fuel injection, available sport-tuned suspension and braking systems.
Coverage Areas:
All North American market variants and styles
Page Count:
Hundreds (actual count not specified but implied to be extensive)
Manual Type:
Workshop Service Repair Manual (Factory Official)
Systems Covered:
Engine mechanical, fuel system, ignition system, cooling system, lubrication system, exhaust system, transmission (manual and automatic), drivetrain, suspension (front and rear), steering system, braking system (front and rear), electrical system, body and frame, interior, climate control, diagnostic procedures, troubleshooting.
Procedures Included:
Routine maintenance, component disassembly and reassembly, diagnostic troubleshooting, repair procedures, wiring diagrams, specifications, tolerances, torque values, adjustments, alignment procedures, component testing, rebuild procedures, performance tuning.
Technical Depth:
Comprehensive, from basic maintenance to complete engine and component overhauls, including in-depth electrical system diagnostics and troubleshooting with detailed wiring schematics.
Print Quality:
High-resolution, allowing for full or partial printing without restriction. All pages printable.
Binding Type:
Digital Download (no physical binding)
Paper Type:
N/A (Digital Format)
Primary Engine:
2.0L 4G52T (G63B) SOHC 8-valve Turbocharged Inline-4
Horsepower 1988:
170 hp @ 5500 rpm (approximate, may vary by market/tune)
Torque 1988:
220 lb-ft @ 2500 rpm (approximate, may vary by market/tune)
Fuel System:
Electronic Fuel Injection (EFI) with Electronic Spark Control (ESC) and Turbocharging
Engine Codes:
4G52T / G63B
Standard Transmission:
5-speed Manual Transmission
Optional Transmission:
3-speed Automatic Transmission
Transmission Features:
Rear-wheel drive platform with robust drivetrain components designed for turbocharged power delivery.
Wheelbase:
98.4 inches (2500 mm)
Length:
173.6 inches (4410 mm)
Width:
69.1 inches (1755 mm)
Height:
50.6 inches (1285 mm)
Curb Weight:
Approx. 2900-3100 lbs (1315-1406 kg) depending on trim and transmission
Safety Ratings:
Specific NHTSA/IIHS ratings for 1988 models are not readily available, but vehicles of this era generally did not undergo the rigorous testing of modern standards.
Active Features:
Four-wheel disc brakes, limited-slip differential (optional on some models), power assisted steering.
Passive Features:
Seat belts, collapsible steering column, reinforced body structure.
Infotainment Features:
Factory AM/FM stereo cassette player, optional equalizer and amplifier systems. Limited by 1980s technology standards.
Driver Assistance Features:
None in the modern sense. Basic features include power steering and anti-lock braking system (ABS) availability on some higher trims or optional packages.
Connectivity Features:
None
Oil Change Interval:
Every 3,000-5,000 miles (5,000-8,000 km) or 6 months, whichever comes first (refer to manual for precise specification).
Tune Up Interval:
Spark plugs: 30,000 miles (48,000 km); Timing belt: 60,000 miles (96,000 km) or as specified in manual.
Engine Oil Spec:
API SG/SH, SAE 10W-30 or 10W-40 (check manual for specific viscosity based on temperature).
Coolant Spec:
Ethylene glycol-based coolant, 50/50 mix with distilled water.
Transmission Fluid Manual:
API GL-4, SAE 75W-90 or 80W-90 Gear Oil
Transmission Fluid Automatic:
Dexron II or equivalent ATF
Known Issues:
Turbocharger reliability (oil starvation issues if not maintained), electronics (e.g., sensors, fuel injection control), rust in common areas (wheel arches, rocker panels), cooling system leaks, aging rubber components (hoses, bushings).
Brand Heritage:
Mitsubishi Motors has a history of producing durable and innovative vehicles, with a strong presence in rally racing and a reputation for engineering robust powertrains.
Model Evolution:
The Starion was first introduced globally in 1982 as the Chrysler Sigma Scorpion/Galant Lambda. The 1988 model represents the second generation, which received significant updates including revised styling, improved aerodynamics, and updated powertrain options, notably the larger intercooler and more potent engine tune for turbocharged variants.
Production Years:
1982-1989
Manufacturing Location:
Japan
Recognitions:
While specific 'awards' for the 1988 model year are not widely documented, the Starion was generally well-received for its performance and distinctive styling in the sports coupe market of its time.
