Chrysler Jeep XJ WG WJ FSM WIS Service Repair Manual

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🏷️ Basic Information Identification Make: Jeep Model: Cherokee (XJ, WG, WJ) Codes Chassis Codes: XJ, WG, WJ Generation Jeep Xj Generation: First Generation (1984-2001) Jeep Wj Generation: Second Generation (1999-2004)...

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Type: Car

Vendor:

Sku: 338453

Tags: Car Cars Chrysler Jeep Grand Cherokee Jeep WG WJ XJ

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

Cherokee (XJ, WG, WJ)

Codes

Chassis Codes:

XJ, WG, WJ

Generation

Jeep Xj Generation:

First Generation (1984-2001)

Jeep Wj Generation:

Second Generation (1999-2004)

Jeep Wg Generation:

WG (Grand Cherokee) - South America market variant of WJ

👋 Introduction

Market Position

Vehicle Segment:

Compact/Mid-size SUV, renowned for off-road capability and durability.

Competitive Analysis

Competitors Xj:

Ford Bronco II, Chevrolet S-10 Blazer, Toyota 4Runner, Nissan Pathfinder (early models).

Competitors Wj:

Ford Explorer, Chevrolet Trailblazer, Toyota 4Runner, Nissan Pathfinder.

Key Features

Xj Highlights:

Unibody construction (lighter, better on-road manners than body-on-frame), legendary Selec-Trac and Command-Trac 4WD systems, durable inline-6 engines, strong aftermarket support.

Wj Highlights:

Improved on-road comfort and refinement over XJ, more powerful V8 engine option, available Quadra-Coil suspension, upscale interior appointments.

Manual Value Proposition

Benefit To Owner:

Provides comprehensive, factory-accurate repair and maintenance information, empowering owners to perform a wide range of tasks, saving on labor costs and ensuring proper vehicle upkeep.

📋 Manual Details

Coverage Areas

Systems Covered List:

• Lubrication & Maintenance

• Suspension

• Brakes

• Cooling System

• Electrical System

• Engine

• Fuel System

• Exhaust System

• Transmission

• Heating and Air Conditioning (HVAC)

• Emission Control Systems

• Body

• Wiring Diagrams

Page Count

Estimated Page Count:

Detailed, extensive coverage implies several thousand pages, typical for factory-level FSMs. Specific count not provided, but described as 'complete'.

Manual Type

Type:

Factory Service Manual (FSM) / Workshop Service Repair Manual

Language

Language:

English (assumed based on typical product descriptions for this market)

Format

Format:

📖 Manual Coverage

Systems Covered

Engine Systems:

Detailed diagnostics, repair, and overhaul procedures for various Jeep inline-6 and V8 engines common to XJ and WJ platforms, including cooling, lubrication, fuel delivery (EFI), ignition, and emissions control.

Transmission And Drivetrain:

Covers manual and automatic transmissions (e.g., AX-5, AX-15, NV3550, AW4, NV242, NV247 transfer cases), clutch systems, differentials, axles, driveshafts, and 4WD/AWD system operation and repair.

Suspension And Steering:

Comprehensive coverage of front and rear suspension geometries, steering linkage, power steering systems, alignment procedures, and common wear components.

Brake Systems:

Details on hydraulic systems, disc and drum brake components, ABS (if equipped), parking brake operation, fluid specifications, and repair procedures.

Electrical And Electronics:

Extensive coverage including wiring diagrams, fuse box locations, lighting systems, power windows, locks, mirrors, instrument cluster, diagnostic connectors (OBD-II), and various electronic control modules.

Body And Interior:

Includes procedures for body panel removal/installation, interior trim, seats, HVAC system components, door mechanisms, glass replacement, and basic body repair.

Procedures Included

Maintenance Procedures:

Routine maintenance schedules, fluid level checks and changes (oil, coolant, brake fluid, transmission fluid, axle gear oil), filter replacements, lubrication points, and general upkeep.

Diagnostic Procedures:

Troubleshooting guides based on symptoms, diagnostic trouble codes (DTCs), testing procedures for electrical components and sensors, and mechanical diagnostic methods.

Repair Procedures:

Step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation for virtually all systems of the vehicle.

Overhaul Procedures:

Detailed instructions for complete engine rebuilds, transmission overhauls, and major component refurbishment.

Technical Depth

Depth Of Information:

Factory-level technical depth, encompassing basic maintenance to complex diagnostic and repair procedures suitable for professional technicians and advanced DIY enthusiasts.

📊 Manual Specifications

File Format

File Type:

Print Quality

Printability:

High-resolution PDF, allowing for clear printing of individual pages or entire sections. Searchable text is typically included in FSM PDFs.

Binding Type

Binding:

N/A (Digital PDF format)

Paper Type

Paper Quality:

N/A (Digital PDF format)

⚙️ Engine Specifications

Primary Engine

Xj Common Engine 1:

2.5L AMC I4 (150 cu in) - ~125 hp, 145 lb-ft torque

Xj Common Engine 2:

4.0L AMC I6 (242 cu in) - ~190 hp, 235 lb-ft torque (varying slightly by year)

Wj Common Engine 1:

4.0L AMC I6 (242 cu in) - ~190 hp, 235 lb-ft torque

Wj Common Engine 2:

4.7L PowerTech V8 (287 cu in) - ~235 hp, 295 lb-ft torque (varying slightly by year)

Performance

Engine Variations Coverage:

Manual covers all specified engine variants for the XJ, WG, and WJ models, including their unique components and performance characteristics.

Fuel System

Fuel Delivery Type:

Electronic Fuel Injection (EFI) for all covered models and engines.

🔧 Transmission

Standard

Xj Transmission Std:

AX-4 (4-speed Manual - early years), AX-5 (5-speed Manual), AW4 (4-speed Automatic)

Wj Transmission Std:

42RE (4-speed Automatic), 45RFE/545RFE (4/5-speed Automatic)

Optional

Xj Transmission Opt:

NV3550 (5-speed Manual - later years)

Wj Transmission Opt:

NV3550 (5-speed Manual - less common in WJ but possible)

Features

Transfer Cases:

Selec-Trac (242), Command-Trac (231), NV247 (WJ), NV244 (WJ)

📐 Dimensions

Exterior

Xj Wheelbase:

101.4 inches (2576 mm)

Wj Wheelbase:

104.0 inches (2642 mm)

Weights

Xj Curb Weight Range:

Approx. 3,300 - 3,800 lbs (1,497 - 1,724 kg)

Wj Curb Weight Range:

Approx. 4,000 - 4,600 lbs (1,814 - 2,087 kg)

🛡️ Safety Features

Ratings

Crash Test Ratings:

Varies by model year and testing body. Early XJ models predate standardized rigorous testing. WJ models generally performed better in NHTSA and IIHS tests of their era, but specific ratings require detailed lookup.

Active Features

Standard Safety Features:

All-disc or front-disc/rear-drum brakes, seat belts. ABS available on later models/trims.

Passive Features

Passive Safety:

Unibody construction (XJ), crumple zones, steering column designed to collapse. Airbags became standard on WJ and later XJ models.

💡 Technology Features

Infotainment

Xj Infotainment Evolution:

Basic AM/FM/Cassette/CD players. Later models offered more advanced audio systems and speaker configurations.

Wj Infotainment Evolution:

Upgraded audio systems, optional premium Infinity Gold sound system, optional navigation systems (late models), and in-dash CD changers.

Driver Assistance

ABS Availability:

Anti-lock Braking System (ABS) became available/standard on later XJ models and was more common on WJ models.

Connectivity

OBD Ii Support:

On-Board Diagnostics II (OBD-II) compliant from 1996 onwards, allowing for electronic diagnostic code retrieval. Manual covers OBD-II system diagnostics.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Typically every 3,000-5,000 miles (4,800-8,000 km) or 6 months, depending on driving conditions and oil type used. Refer to specific year/model FSM for precise intervals.

Coolant Flush:

Every 30,000 miles (48,000 km) or 2-3 years for most Chrysler antifreeze types.

Transmission Fluid Change:

Every 30,000-60,000 miles (48,000-96,000 km) for automatics, depending on load and conditions. Manual transmissions typically longer, often inspected rather than regularly changed unless issues arise.

Fluid Specifications

Engine Oil Xj 40 Liter:

SAE 10W-30 (preferred for 4.0L I6); check manual for specific viscosity recommendations based on temperature. API classification SH or higher.

Engine Oil Wj 47 Liter:

SAE 5W-30 (preferred for 4.7L V8). API classification SL or higher.

Coolant:

Mopar Antifreeze/Coolant (typically greenish-blue, ethylene glycol-based), or equivalent meeting Chrysler MS-9769 or MS-12106 spec.

Automatic Transmission Fluid:

ATF+4 (MS-9602) is standard for later models; earlier models may use ATF+2 or ATF+3. Check specific vehicle documentation.

Manual Transmission Fluid:

GL-3 or GL-4 gear oil for AX-5/AX-15. NV3550 often requires specific GL-4 fluid. Check manual for exact spec.

Transfer Case Fluid:

Typically ATF+4 for Selec-Trac (242). NV247/NV244 often require specific Mopar fluid (MS-1083). Check manual.

Known Issues

Xj Common Problems:

Head gasket leaks (especially early 4.0L), cracked cylinder heads (late 90s 4.0L), distributor drive gear wear, rust (frame rails, rocker panels), front sway bar links, rear main seal leaks.

Wj Common Problems:

Transmission cooler line leaks (leading to transmission failure), heater core leaks, radiator failure, front suspension wear (ball joints, control arm bushings), ABS sensor failures, radiator fan clutch failure.

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Jeep's heritage is deeply rooted in rugged, go-anywhere utility vehicles, dating back to WWII. The Cherokee (XJ) built upon this reputation with an innovative compact SUV design.

Model Evolution

Xj Production Span:

1984-2001. Notably long production run for a single generation, indicating successful design and market appeal.

Wj Production Span:

1999-2004. Replaced the Grand Cherokee ZJ, offering a more refined experience.

Production

Manufacturing Locations:

Primarily Toledo, Ohio, USA.

🏆 Awards & Recognition

Recognitions

Xj Recognition:

Widely praised for its off-road prowess and utility; often cited by automotive publications as a benchmark compact SUV.

Wj Recognition:

Received praise for its blend of comfort and capability, often winning comparison tests against competitors in its class.