🏷️ Basic Information

Make:

Jeep

Model:

Cherokee XJ

Year:

1999

Drivetrain:

4x4

Orientation:

Right-Hand Drive (RHD)

Engine Type:

Gasoline

Product Code Identifier:

JEEP_CHEROKEE_XJ_4x4_1999_GAS_RHD_SRM_PDF

👋 Introduction

Segment:

Compact SUV, highly regarded for off-road capability and durability.

Key Competitors:

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

Design Philosophy:

Rugged, body-on-frame construction, unibody platform (early XJ), iconic Jeep styling.

Off Road Capability:

Strong 4x4 systems, good ground clearance, durable suspension components.

Popularity:

Enduring popularity among off-road enthusiasts and overland adventurers due to its robust nature and aftermarket support.

📋 Manual Details

Systems Covered:

Engine Mechanical, Engine Performance, Fuel System, Cooling System, Exhaust System, Ignition System, Lubrication System, Starting System, Charging System, Clutch, Manual Transmission, Automatic Transmission, Transfer Case, Driveshafts, Axles, Suspension (Front & Rear), Steering System, Brakes (Front & Rear), ABS, Body Electrical, HVAC, Body & Frame, Interior, Exterior, Wheels & Tires, Diagnostic Procedures, Wiring Diagrams

Estimated Pages:

1000+

Type:

Service Repair Manual

Source:

Likely derived from OEM factory service manuals, providing authoritative information.

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Detailed disassembly, inspection, and reassembly of engine components including cylinder head, block, pistons, crankshaft, camshaft, valves, and timing system.

Engine Performance:

Troubleshooting engine performance issues, diagnostics for fuel delivery, ignition timing, and emissions control systems.

Fuel System:

Maintenance and repair of fuel tank, fuel pump, fuel injectors, fuel pressure regulator, and fuel lines.

Cooling System:

Radiator, water pump, thermostat, cooling fans, heater core, and coolant flush procedures.

Exhaust System:

Catalytic converter, muffler, exhaust pipes, and oxygen sensors.

Ignition System:

Spark plugs, ignition coils, distributor (if applicable), ignition control module, and timing adjustments.

Lubrication System:

Oil pump, oil filter, oil pan, and oil pressure diagnostics.

Starting System:

Starter motor, starter solenoid, and related circuits.

Charging System:

Alternator, voltage regulator, battery, and charging circuit diagnostics.

Clutch:

Clutch disc, pressure plate, release bearing, pilot bearing, and hydraulic system (master and slave cylinders).

Manual Transmission:

Disassembly, repair, and adjustment of the manual gearbox and gear shift mechanism.

Automatic Transmission:

Troubleshooting, fluid service, and common repair procedures for the automatic transmission.

Transfer Case:

Service and repair of the 4x4 transfer case, including chain wear and seal replacement.

Suspension Front:

Component replacement (ball joints, tie rod ends, control arms, springs, shocks), alignment specifications.

Suspension Rear:

Component replacement (leaf springs, shocks, bushings), alignment specifications.

Steering System:

Power steering pump, steering gear, steering linkage, and power steering fluid.

Brakes Front:

Disc brake pad replacement, rotor resurfacing/replacement, caliper service.

Brakes Rear:

Drum brake shoe replacement, drum resurfacing/replacement, wheel cylinder service (if applicable).

ABS:

ABS sensor diagnostics, hydraulic control unit troubleshooting.

Body Electrical:

Lighting, power windows, power locks, wipers, horn, interior lights, and fuse/relay identification.

HVAC:

Air conditioning system service, heater core replacement, blower motor, climate controls.

Body Frame:

Body panel alignment, door adjustments, tailgate operation, underbody rust prevention and repair.

Interior:

Seat removal and repair, dashboard disassembly, trim panel replacement.

Exterior:

Bumper repair, grille replacement, mirror assembly, and glass replacement.

Wheels Tires:

Tire pressure specifications, rotation, and wheel balancing.

Maintenance:

Scheduled maintenance, oil changes, filter replacements, fluid checks, tune-ups.

Troubleshooting:

Diagnostic flowcharts and step-by-step procedures for identifying and resolving common problems.

Repair:

Comprehensive repair instructions for all major vehicle systems, from minor adjustments to major component overhauls.

Installation:

Procedures for installing replacement parts and accessories.

Depth:

Comprehensive, covering from basic DIY maintenance to advanced mechanical and electrical diagnostics and repairs, suitable for professional mechanics and experienced DIY enthusiasts.

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable text within the PDF document for quick information retrieval.

Printability:

Printable pages for convenient use during repairs.

Quality:

High-resolution scans ensuring clarity of diagrams, text, and illustrations.

Illustration Clarity:

High clarity of all technical illustrations, diagrams, and schematics.

Type:

N/A (Digital PDF)

Type:

N/A (Digital PDF)

Scope:

Complete factory service and repair manual covering all aspects of the vehicle's maintenance, diagnosis, and repair.

⚙️ Engine Specifications

Engine Code:

4.0L Inline 6 Cylinder (242 ci) OHV

Displacement:

3956 cc

Bore X Stroke:

98.4 mm x 86.7 mm (3.875 in x 3.413 in)

Compression Ratio:

8.75:1

Horsepower:

180 hp @ 4400 rpm (approx.)

Torque:

220 lb-ft @ 3200 rpm (approx.)

Induction:

Multi-Point Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline

Recommended Octane:

87 Octane

Optional Engine Available:

2.5L 4-Cylinder (150 ci) OHV (less common in 1999 for RHD markets, primarily for export/specific trims)

🔧 Transmission

Type:

AX-15 Manual Transmission (5-speed)

Type:

42RE Automatic Transmission (4-speed)

Transfer Case:

NP242 Command-Trac (Full-time 4WD capability) or NP231 (Part-time 4WD).

Manual Transmission Fluid:

Mopar Manual Transmission Lubricant (or equivalent API GL-4, SAE 75W-90)

Automatic Transmission Fluid:

ATF+4 (Chrysler MS-9602) or equivalent ATF Type 7176

📐 Dimensions

Length:

173.4 inches (4404 mm)

Width:

70.1 inches (1780 mm)

Height:

63.7 inches (1618 mm)

Wheelbase:

101.4 inches (2576 mm)

Ground Clearance:

Approx. 8.7 inches (221 mm)

Curb Weight:

Approx. 3500-3700 lbs (1588-1678 kg) depending on configuration.

Gross Vehicle Weight Rating Gvwr:

Approx. 4800-5000 lbs (2177-2268 kg)

🛡️ Safety Features

NHTSA Front Crash Test:

Not explicitly rated for 1999, but general safety features were standard.

ABS:

Standard on many 1999 models (4-wheel disc or front disc/rear drum depending on trim/options).

Airbags:

Driver and passenger front airbags.

Seatbelts:

3-point front and rear seatbelts.

💡 Technology Features

Audio System:

Factory AM/FM stereo with cassette player, optional CD player.

Speakers:

Typically 4-6 speakers depending on trim level.

Cruise Control:

Available as an option.

ABS:

Available (as mentioned in safety).

Aux Input:

N/A (no factory aux input for this era).

🔧 Maintenance

Oil Change Interval:

Every 3,000-5,000 miles (5,000-8,000 km) or 6 months, whichever comes first, using recommended oil type.

Transmission Fluid Change:

Automatic: Every 30,000-60,000 miles (50,000-100,000 km) or as per severe service schedule. Manual: As needed, check for leaks.

Coolant Flush:

Every 30,000 miles (50,000 km) or 2-3 years.

Spark Plug Replacement:

Approx. 60,000-100,000 miles (100,000-160,000 km) for iridium/platinum plugs, 30,000 miles for standard copper plugs.

Engine Oil Type:

SAE 10W-30 (API SJ or higher)

Engine Oil Capacity:

6 US quarts (5.7 liters) with filter

Coolant Type:

Chrysler/Mopar Antifreeze/Coolant (50/50 mix with distilled water, green ethylene glycol)

Power Steering Fluid:

ATF+4 (Chrysler MS-9602) or equivalent

Brake Fluid Type:

DOT 3

Common Problems:

Cracking of the cylinder head (especially 2000-2001 models with certain head casting numbers, though less common in earlier 4.0L), radiator leaks, heater core failure, rear main seal leaks, rear axle U-joint wear, death wobble (steering instability).

Common Repairs:

Replacement of cracked cylinder heads, radiator replacement, heater core replacement, transfer case seal replacement, suspension component upgrades.

📚 Vehicle History

Jeep Legacy:

Jeep's long history of producing rugged, capable off-road vehicles dating back to WWII Willys MB.

Xj Generation:

Second generation Cherokee XJ (1984-2001). The 1999 model represents a mature design with several updates over its lifespan, including improved engines and interior refinements.

Manufacturing Locations:

Toledo, Ohio, USA.

🏆 Awards & Recognition

Off Road Magazine Accolades:

Consistently praised by off-road publications for its capability and value over its production run.

Jeep Cherokee Xj Reputation:

Widely considered one of the most iconic and capable compact SUVs ever produced, particularly for its off-road prowess.