Covered Years:
1989, 1990, 1991, 1992, 1993
Platform:
E30 (E31, E32, E33, E34, E35, E38, E39)
Target Audience:
Families, professionals seeking reliable transportation
Key Competitors:
Honda Accord, Toyota Camry, Ford Taurus, Chevrolet Lumina, Nissan Maxima.
Distinctive Features:
Aerodynamic styling, comfortable ride, advanced (for its time) engine options, spacious interior.
Manual Value Proposition:
Provides in-depth technical knowledge for maintaining and repairing a classic Japanese sedan, empowering owners and independent repair shops.
Powertrain:
Engine mechanical, fuel system, ignition system, cooling system, exhaust system, engine management, transmission (manual and automatic), drivetrain components (CV joints, driveshafts).
Chassis:
Suspension (front and rear), steering system, brake system (hydraulic, ABS if applicable), wheels and tires.
Electrical:
Complete electrical system diagrams, wiring harnesses, lighting, starting and charging system, instrument cluster, power accessories, body control modules, diagnostic codes.
Body:
Body construction, exterior panels, doors, windows, interior trim, HVAC system, body sealing, paint and corrosion protection.
Maintenance:
Routine maintenance tasks, fluid changes, filter replacements, lubrication, scheduled servicing.
Repair:
Step-by-step repair procedures for all major components and systems, including disassembly, assembly, and adjustments.
Troubleshooting:
Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides, fault code interpretation.
Diagnostics:
On-board diagnostics (OBD) information, sensor data interpretation, diagnostic connector locations.
Depth:
Expert level; suitable for professional technicians and experienced DIY enthusiasts. Covers detailed specifications, torque values, and specialized procedures.
Engine Code Common:
4G63, 6G72
Engine Type 1:
2.0L Inline-4 SOHC (4G63)
Engine Type 2:
2.0L Inline-4 DOHC Turbocharged (4G63T - GSR/GT models)
Engine Type 3:
3.0L V6 SOHC (6G72)
Hp 2.0L Sohc:
Approx. 105-110 hp
Hp 2.0L Turbo:
Approx. 195 hp
Hp 3.0L V6:
Approx. 140-145 hp
Torque 2.0L Sohc:
Approx. 125-130 lb-ft
Torque 2.0L Turbo:
Approx. 203 lb-ft
Torque 3.0L V6:
Approx. 170-175 lb-ft
Fuel Delivery 1:
Multi-point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline
Required Octane:
87 (or higher, check specific model)
Transmission Type Standard:
5-speed Manual
Transmission Type Optional:
4-speed Automatic (with lock-up torque converter)
Automatic Features:
Sport mode, Eco mode (on some variants)
Manual Transmission Fluid:
API GL-4, SAE 75W-90 (Consult manual for exact specification and capacity)
Automatic Transmission Fluid:
Dexron III / Mercon (Consult manual for exact specification and capacity)
NHTSA Ratings:
Data for this era is less standardized; focus on specific vehicle inspection.
ABS:
Optional on many trims, standard on higher performance models (e.g., GSR)
Traction Control:
Rare, not a common feature for this generation.
Airbags:
Driver-side airbag standard on later models, optional on earlier ones. Passenger airbag not typically available.
Seatbelts:
3-point front and rear seatbelts.
Oil Change Interval:
Every 3,000-5,000 miles or 3-6 months, whichever comes first (depending on oil type and driving conditions).
Air Filter Replacement:
Every 15,000-30,000 miles or as needed based on driving environment.
Spark Plug Replacement:
Every 30,000-60,000 miles (depending on plug type - copper vs. platinum).
Timing Belt Replacement:
Critical for 4G63 engines. Typically every 60,000-90,000 miles or 5-7 years. Failure can cause catastrophic engine damage.
Engine Oil Type:
API SG/SH or higher, SAE 10W-30 or 10W-40 recommended (check manual for specific viscosity)
Coolant Type:
Ethylene Glycol based, typically a 50/50 mix with distilled water (e.g., green coolant). Check manual for specific type and capacity.
Brake Fluid Type:
DOT 3 or DOT 4 (consult manual).
Power Steering Fluid:
ATF Dexron II/III or specific power steering fluid (consult manual).
Common Problems 1:
Timing belt failure (4G63 engines if not replaced per schedule), minor oil leaks (valve cover gasket, oil pan gasket), radiator leaks, transmission synchro wear (manual transmissions), electrical gremlins (aged wiring/connections), rust (especially in fender wells and rocker panels).
Common Problems 2:
Engine mounts degradation, A/C system leaks, suspension component wear (bushings, ball joints).
Mitsubishi Legacy:
Mitsubishi Motors has a long history of automotive manufacturing, known for innovation and robust engineering, particularly in performance vehicles and SUVs.
Galant Generations:
The E30 generation (1987-1993) represented a significant styling and engineering update from its predecessors, focusing on aerodynamics and a more refined driving experience. It was the first Galant to be widely sold in North America with a significant presence.
Manufacturing Locations:
Japan
Production Period:
1987-1993 (E30 Generation)
