Vehicle Segment:
Compact SUV / Off-road vehicle
Target Audience:
DIY mechanics, Jeep enthusiasts, and owners seeking in-depth repair and maintenance knowledge.
Competitors 1987:
Ford Bronco II, Chevrolet S-10 Blazer, Nissan Pathfinder, Toyota 4Runner
Vehicle Usp:
Renowned for its off-road capability, robust construction, and relatively simple mechanical design.
Engine Availability 1987:
Became the first year for the robust 4.0L inline-six engine, a highly desirable upgrade.
Value For Owner:
Enables owners to perform comprehensive maintenance and repairs, saving on labor costs and extending vehicle lifespan.
Manual Type:
Full Service Repair Manual
Chassis Variants Covered:
2-door and 4-door body styles.
Trim Levels Covered:
Likely covers all major trim levels available in 1987 (e.g., Base, Sport, Pioneer, Limited).
Estimated Page Count:
Detailed (Specific count not provided in product info, but described as 'very detailed')
Format:
Likely digital (PDF) or printed
Coverage Scope:
Full vehicle service and repair
Engine Service:
Includes comprehensive engine repair, overhaul, and diagnostic procedures for all available 1987 XJ engines.
Transmission Service:
Covers repair, maintenance, and overhaul of both manual and automatic transmissions specific to the 1987 XJ.
Drivetrain Service:
Detailed coverage of front and rear axle assemblies, differentials, transfer cases, and driveshafts.
Suspension And Steering:
Includes repair and maintenance for front and rear suspension components (leaf springs, shocks, control arms), steering gear, and power steering systems.
Brake Systems:
Comprehensive information on brake system components, including disc and drum brakes, hydraulic systems, and parking brake.
Electrical Systems:
Detailed wiring diagrams, troubleshooting guides, and repair procedures for all electrical components, including lighting, ignition, charging, and starting systems.
Fuel System:
Covers fuel injection systems, fuel pumps, fuel lines, evaporative emission controls, and fuel tank service.
Cooling System:
Details on radiator, thermostat, water pump, cooling fan, and coolant specifications.
Exhaust System:
Information on catalytic converters, mufflers, exhaust pipes, and emissions control components.
Body And Chassis:
Includes procedures for body panel repair, interior trim, doors, glass, and structural components.
HVAC System:
Coverage for heating, ventilation, and air conditioning (HVAC) system diagnostics and repair.
Routine Maintenance:
Detailed schedules and procedures for oil changes, filter replacements, fluid checks, and lubrication.
Troubleshooting Diagnostics:
Extensive diagnostic charts and step-by-step troubleshooting procedures for common and complex issues.
Component Rebuilds:
In-depth instructions for rebuilding major components such as engines, transmissions, differentials, and brake calipers.
Part Replacement:
Step-by-step guidance for replacing virtually every component of the vehicle.
Torque Specifications:
Essential torque specifications for critical fasteners throughout the vehicle.
Wiring Diagrams:
Complete and detailed electrical wiring schematics for all vehicle systems.
Body Repair:
Detailed instructions for minor bodywork, panel replacement, rust repair, and interior trim reassembly.
Depth:
Covers everything from basic maintenance to complete engine and transmission overhauls, including advanced diagnostics and troubleshooting.
Diagnostic Procedures:
Includes diagnostic trouble codes (if applicable to the era's systems), symptom analysis, and testing procedures for sensors and actuators.
Digital Format Quality:
If digital, expect searchable text, high-resolution diagrams, and printable pages.
Digital File Type:
Typically PDF for ease of use and searchability.
Print Quality Description:
If printed, professional binding, clear text, and high-quality images/diagrams.
Binding Type:
Likely spiral-bound for lay-flat use or sturdy paperback/hardcover for printed versions.
Paper Type:
Durable paper stock suitable for workshop environments.
Engine Code 1:
4.0L Inline-6 (242 ci) OHV
Engine Description 1:
AMC 242, known for its torque and durability.
Horsepower 4.0L 1987:
Approx. 173 hp @ 4700 rpm (may vary slightly)
Torque 4.0L 1987:
Approx. 220 lb-ft @ 3200 rpm (may vary slightly)
Horsepower 2.5L 1987:
Approx. 117 hp @ 4800 rpm (may vary slightly)
Torque 2.5L 1987:
Approx. 135 lb-ft @ 2400 rpm (may vary slightly)
Engine Code 2:
2.5L Inline-4 (150 ci) OHV (AMC 'Tech'')
Engine Description 2:
More fuel-efficient option, less powerful than the 4.0L.
Fuel Delivery 1987:
Multi-point fuel injection (MPI) for both engines.
Fuel Type:
Unleaded gasoline
Cylinder Head Design:
Overhead Valve (OHV)
Transmission Type Manual:
AX-4 (4-speed manual)
Transmission Type Automatic:
AW4 (4-speed automatic)
Transfer Case Options:
Selec-Trac (part-time 4WD with 2WD option) or Command-Trac (part-time 4WD).
Aw4 Fluid Type:
Dexron III (or equivalent, check manual for exact spec)
Clutch Service:
Detailed procedures for clutch inspection, replacement, and adjustment for manual transmissions.
Oil Change Interval:
Every 3,000-5,000 miles or 6 months (refer to manual for specific recommendation based on oil type).
Engine Coolant Flush:
Every 2-3 years or 30,000-50,000 miles.
Transmission Fluid Change Auto:
Every 30,000-60,000 miles (depending on driving conditions).
Engine Oil Type 4.0L:
10W-30 or 10W-40 (refer to manual for specific API service classification)
Engine Oil Capacity 4.0L:
5 US quarts (4.7 liters) with filter
Coolant Type:
Ethylene glycol based antifreeze (e.g., Mopar Antifreeze/Coolant 10 Year/100,000 Mile Formula or equivalent)
Common Issue 1:
Leaf spring sag (rear suspension)
Common Issue 2:
Oil filter adapter seal leaks (especially with the 4.0L)
Common Issue 3:
Radiator and heater core failures due to age.
Common Issue 4:
Water pump and thermostat failures.
Common Issue 5:
Rust issues, particularly on floor pans, rocker panels, and tailgate.
Common Issue 6:
Vacuum leaks affecting engine performance and idle.
Jeep Legacy:
Jeep has a long-standing heritage in off-road vehicle manufacturing, dating back to WWII.
Xj Introduction Year:
1984
Xj Design Innovations:
The XJ was a pioneering unibody SUV, offering a lighter and more car-like ride than traditional body-on-frame SUVs.
1987 Model Year Updates:
The 1987 model year saw the introduction of the 4.0L inline-six engine as a primary powertrain option, significantly boosting performance.
Production Period:
1984-2001
Manufacturer During 1987:
American Motors Corporation (AMC)