Vehicle Segment:
Compact Pickup Truck
Jeep Heritage:
Leveraged Jeep's reputation for ruggedness and off-road capability in a utility segment
Key Competitors:
Toyota Pickup, Nissan Hardbody, Ford Ranger, Chevrolet S-10
Unique Selling Proposition:
Unibody construction (shared with Cherokee XJ) for lighter weight and improved ride compared to body-on-frame competitors, available 4x4 system.
Design Philosophy:
Practical, durable, and capable, mirroring the core Jeep brand values.
Powertrain:
Engine mechanical, fuel system, ignition system, cooling system, exhaust system, lubrication system, engine control systems (ECU diagnostics)
Transmission:
Manual and Automatic Transmission repair, overhaul, diagnostics, clutch, driveshafts, transfer case
Chassis:
Suspension (front and rear), steering system, brakes (hydraulic, power assist, parking brake), wheels and tires
Electrical:
Wiring diagrams, lighting systems, starting and charging systems, instrumentation, power accessories, body electrical components, diagnostic procedures for electrical faults
Body:
Body structure, exterior panels, interior trim, glass, doors, hoods, tailgates, collision repair information
Maintenance:
Scheduled maintenance intervals, fluid changes, filter replacements, lubrication points, inspections
Repair:
Detailed step-by-step repair procedures for all major components and systems, including disassembly, assembly, and adjustment
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting guides, fault code interpretation (where applicable)
Specifications:
Torque values, clearances, fluid capacities, electrical resistance values, pressure specifications
Diagnostic Capabilities:
Advanced diagnostic procedures, including methods for identifying and resolving complex mechanical and electrical issues
Rebuild Procedures:
Comprehensive overhaul instructions for engines, transmissions, differentials, and other major mechanical assemblies
Wiring Diagrams:
Detailed and accurate wiring diagrams for all electrical systems, essential for diagnosis and repair
Compatibility:
Viewable on most devices with PDF reader (Adobe Acrobat Reader recommended)
Searchability:
Likely text-searchable for quick information retrieval
Printability:
Printable pages for hands-on workshop use
Clarity:
High-resolution, clear text and diagrams
Type:
N/A (Digital Format)
Type:
N/A (Digital Format)
Engine Code:
4.0L Inline-6 (High Output)
Displacement:
3960 cc (242 cubic inches)
Horsepower Output:
Approx. 170-182 hp (depending on year and specific tune)
Torque Output:
Approx. 220-235 lb-ft (depending on year and specific tune)
Engine Code:
2.5L Inline-4 (AMC 150)
Displacement:
2469 cc (150 cubic inches)
Horsepower Output:
Approx. 105-120 hp
Torque Output:
Approx. 135-140 lb-ft
Fuel Type:
Unleaded Gasoline
Induction Type:
Multi-Port Fuel Injection (MPI) for 4.0L, Throttle Body Injection (TBI) for early 2.5L, later 2.5L also MPI.
Type:
5-Speed Manual (e.g., AX-5)
Type:
3-Speed Automatic (e.g., Aisin AW4)
Type Later Years:
4-Speed Automatic (e.g., AW4 or 42RH/44RE for later models)
Transfer Case Options:
Command-Trac (2WD/4WD Part-Time), Selec-Trac (2WD/4WD Full-Time and Part-Time) - NP231, NP242
NHTSA Ratings:
N/A (Vehicle Safety Administration ratings were less standardized during this period for trucks)
ABS:
Available on some later models, primarily rear-wheel ABS
Airbags:
Driver airbag became standard in later years, passenger airbags were not common.
Seatbelts:
Lap and shoulder belts
Oil Change Interval:
Typically every 3,000 miles or 3 months for conventional oil, potentially longer with synthetic. Consult manual for specifics.
Transmission Fluid Interval:
Every 30,000-50,000 miles, depending on usage and transmission type. Consult manual.
Spark Plug Replacement:
Varies by plug type, typically 30,000-100,000 miles. Consult manual for specific recommendations.
Engine Oil:
SAE 10W-30 or 10W-40 (consult manual for specific 4.0L/2.5L recommendations and API service classification)
Transmission Fluid Auto:
ATF+3 or ATF+4 (for later models), consult manual for specific AW4/42RH/44RE requirements
Transmission Fluid Manual:
GL-3 or GL-4 gear oil (e.g., SAE 75W-90 or 80W-90), check manual for AX-5 specification
Coolant:
50/50 mix of Mopar Antifreeze/Coolant (MS-9769) or equivalent ethylene glycol-based coolant with demineralized water
Brake Fluid:
DOT 3 brake fluid
Common Concerns Engine:
Oil filter adapter O-rings leakage (4.0L), rear main seal leaks, intake manifold gasket leaks (especially 4.0L '99+ style, but can occur earlier).
Common Concerns Transmission:
AX-5 manual transmission synchro wear, AW4 automatic transmission solenoid issues, transfer case chain stretch (NP231).
Common Concerns Chassis:
Leaf spring eyelet wear, front sway bar links, U-joint wear, front axle universal joint wear.
Common Concerns Electrical:
Headlight switch failure, instrument cluster gauge issues, grounds corrosion.
Common Concerns Body:
Rust in common Jeep areas: floor pans, rocker panels, rear quarter panels, tailgate.
Jeep Legacy:
Built upon Jeep's legacy of robust off-road vehicles and utility.
Introduction:
Introduced for the 1986 model year as a compact pickup truck, sharing its platform with the popular Cherokee XJ SUV.
Facelifts Updates:
Received minor styling updates and powertrain enhancements throughout its production run, including the introduction of the 4.0L I6 engine in 1987 and electronic fuel injection advancements.
Manufacturing Location:
Toledo, Ohio, USA
Discontinuation:
Production ended in 1992, but the manual covers up to the 1996 model year (indicating potential overlap or specific market variations).
