Engine Mechanical:
Complete engine disassembly, assembly, diagnosis, and overhaul
Cooling System:
Radiator, water pump, thermostat, fan clutch, hoses, coolant specifications
Fuel System:
Fuel pump, fuel injectors, fuel tank, fuel lines, pressure testing
Ignition System:
Spark plugs, ignition coils, distributor (if applicable), timing, coil packs
Emission Control Systems:
Catalytic converter, oxygen sensors, EGR system, charcoal canister, PCV
Engine Control System:
ECU diagnostics, sensor inputs (MAP, TPS, O2, knock), SFI system
Lubrication System:
Oil filter, oil pump, oil pan, oil pressure specifications, fluid types
Exhaust System:
Exhaust pipes, muffler, catalytic converter, hangers, gaskets
Transmission Manual:
Manual transaxle assembly, clutch system, torque specifications, fluid types
Transmission Automatic:
Automatic transaxle assembly, valve body, torque converter, fluid types, diagnostics
Drivetrain Front Axle:
Front differential, drive shafts, CV joints, hub assemblies
Drivetrain Rear Axle:
Rear axle beam, differential case, axle shafts, hub assemblies, seals
Suspension Front:
Front suspension system, control arms, ball joints, tie rods, shocks, springs, stabilizer bar
Suspension Rear:
Rear suspension system, coil springs, shock absorbers, control arms, alignment
Steering System:
Power steering, steering column, steering gear/rack, tie rods, linkage, power steering fluid
Brake System:
Brake master cylinder, brake booster, brake lines, calipers, pads, rotors, drums, parking brake
Wheel And Tire System:
Wheel and tire specifications, lug nut torque, alignment procedures
Charging System:
Generator (alternator) assembly, voltage regulator, battery testing, wiring
Starting System:
Starter motor assembly, starter switch, battery connections
Lighting System:
Headlamps, taillamps, marker lamps, interior lighting, bulbs
Wiper And Washer System:
Wiper motor, wiper blades, washer pump, washer nozzles, fluid reservoir
Audio Visual System:
Radio receiver, speakers, antenna system
Air Conditioning System:
A/C compressor, condenser, evaporator, blower motor, refrigerant, heater radiator
Instrument Panel:
Combination meter, gauges, warning lamps, switches
Interior Trim:
Seats, seat belts, steering column, sun roof, door panels, interior trim components
Exterior Body:
Hood, fenders, bumpers, doors, back door, glass, weatherstripping, mudguards
Body Repair:
Body panel repair, structural integrity, collision damage assessment
Supplemental Restraint System:
Airbag system components (sensors, modules, airbags), seat belt pretensioners
Wiring Diagrams:
Comprehensive electrical schematics for all systems
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom-based guides
Repair:
Step-by-step repair instructions for all major components and systems
Disassembly Assembly:
Detailed procedures for removing and installing all vehicle components
Specifications:
Torque specifications, clearances, fluid capacities, electrical values
Depth:
Factory-level diagnostic and repair information
Diagnostic Tools:
Information may include diagnostic procedures that utilize OE-specific scan tools (though the manual itself is independent)
Oil Change Interval:
Every 3,000-5,000 miles (4,800-8,000 km) or 3-6 months, whichever comes first (refer to manual for specific recommendations based on driving conditions).
Transmission Fluid Change Auto:
Every 30,000-60,000 miles (48,000-97,000 km), depending on severity of use.
Transmission Fluid Change Manual:
Every 50,000-75,000 miles (80,000-120,000 km).
Coolant Flush:
Every 2 years or 30,000 miles (48,000 km).
Engine Oil Type 2 5L:
API SG or SH, SAE 10W-30 (or 5W-30 in very cold climates)
Engine Oil Type 4 0L:
API SG or SH, SAE 10W-30 (or 5W-30 in very cold climates)
Engine Oil Capacity 4 0L:
5 US quarts (4.7 liters) with filter
Transmission Fluid Type Aw4:
ATF+3 (Mopar)
Transmission Fluid Capacity Aw4:
Approx. 7.5 US quarts (7.1 liters) for refill, total capacity is higher.
Manual Transmission Fluid Ax5:
API GL-4, SAE 75W-90 or 75W-80
Transfer Case Fluid Nv231/Nv242:
NP231/242 Transfer Case Fluid or ATF+3
Power Steering Fluid:
Mopar Power Steering Fluid or ATF+3
Common Issues 4 0L Engine:
Cracked cylinder heads (though less common on later 4.0L versions compared to earlier ones), oil filter adapter leaks, distributor issues.
Common Issues Suspension:
Worn control arm bushings, ball joints, and track bar bushings are common due to age and off-road use.
Common Issues Electrical:
Grounding issues, wiring harness wear, power window regulators, and HVAC blower motor failures.
Spark Plug Part Number 4 0L
Spark Plug Type:
Platinum (e.g., Champion copper core plugs were original, platinum replacements are common, check manual for exact spec/gap)
Belt Replacement Intervals
Drive Belt Replacement:
Inspect at every oil change, replace as needed based on condition (cracking, glazing). Typically every 60,000-100,000 miles.