Engine:
All engine types, including 4G37, 4G63 (SOHC and DOHC), 4G63T (turbocharged)
Fuel System:
Fuel injection systems (MPI, GDI), fuel pump, injectors, fuel pressure regulator
Cooling System:
Radiator, thermostat, water pump, coolant flow, fan operation
Intake And Exhaust:
Intake manifold, exhaust manifold, catalytic converter, muffler, emissions control devices
Emission Control:
EGR system, PCV system, evaporative emission control (EVAP)
Clutch:
Clutch assembly, pressure plate, release bearing, hydraulic system
Manual Transaxle:
Gearbox, gears, bearings, shift linkage, clutch release mechanism
Automatic Transaxle:
Transmission control, torque converter, valve body, internal components, fluid types
Propeller Shaft:
Driveshaft, universal joints, differential carrier
Front Axle:
CV joints, drive axles, wheel bearings, hub assembly
Rear Axle:
Differential, half-shafts, axle bearings (RWD variants if applicable)
Wheel And Tire:
Wheel torque specifications, tire pressure recommendations, alignment procedures
Power Plant Mount:
Engine and transmission mounts, vibration dampening
Front Suspension:
MacPherson struts, control arms, ball joints, sway bar, steering components
Rear Suspension:
Multi-link independent suspension, trailing arms, shocks, springs
Service Brakes:
Front and rear disc brakes, brake pads, rotors, calipers, hydraulic lines, ABS (if equipped)
Parking Brakes:
Parking brake mechanism, cables, adjustment
Body And Frame:
Body panel removal, structural components, corrosion protection
Electrical System:
Wiring diagrams, battery, alternator, starter, fuses, relays, lighting, power windows, locks
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system operation, refrigerant, components
Routine Maintenance:
Oil changes, filter replacements, spark plug replacement, fluid checks and top-offs
Troubleshooting:
Diagnostic procedures for common problems, fault codes, symptom-based troubleshooting
Component Repair:
Step-by-step instructions for disassembly, repair, and reassembly of major components
Diagnostics:
Engine diagnostics, electrical system diagnostics, ABS diagnostics (if applicable)
Alignment:
Wheel alignment specifications and procedures
Electrical Diagrams:
Comprehensive wiring schematics for all vehicle systems
Depth:
Factory-level detail, suitable for professional mechanics and advanced DIY enthusiasts
Base Engine Options:
2.0L 4G37 SOHC I4, 2.0L 4G63 SOHC I4, 2.0L 4G63 DOHC I4
Performance Engine Option:
2.0L 4G63T DOHC Turbo I4 (GSR model)
Horsepower Range:
Approx. 98 hp (4G37) to 195 hp (4G63T GSR)
Torque Range:
Approx. 119 lb-ft (4G37) to 203 lb-ft (4G63T GSR)
Fuel Delivery:
Electronic Multi-Point Fuel Injection (MPI), some variants may feature Gasoline Direct Injection (GDI) in later models or markets, but MPI is standard for 1989
Recommended Fuel:
87 Octane (Regular Unleaded) for naturally aspirated, 91 Octane (Premium Unleaded) for Turbocharged
Oil Change Interval:
Every 3,750 miles or 3 months, whichever comes first (typical for the era)
Engine Coolant Flush:
Every 30,000 miles or 2 years
Spark Plug Replacement:
Every 30,000 miles (typically copper plugs)
Timing Belt Replacement:
Every 60,000 miles or 4 years (critical for 4G63/4G63T engines)
Engine Oil:
API SG or SH, SAE 5W-30 or 10W-30 recommended
Transmission Fluid Manual:
API GL-4, SAE 75W-90 gear oil
Transmission Fluid Automatic:
MITSUBISHI DIA QUEEN ATF SP-III or equivalent Dexron III/Mercon
Coolant:
Ethylene Glycol based, 50/50 mix with distilled water
Engine Mounts:
Wear and tear leading to vibration
Suspension Bushings:
Degradation causing noise and handling issues
Timing Belt Tensioner:
Potential failure if not replaced at recommended intervals (4G63 engines)
Oil Leaks:
Common from valve cover gasket and oil pan gasket