🏷️ Basic Information

Make:

Isuzu

Model:

Trooper

Year:

2002

Vin Prefix:

J2X

👋 Introduction

Positioning:

The Isuzu Trooper (third generation, UBS series) in 2002 was a well-established mid-size SUV, known for its ruggedness, off-road capability, and often used for towing and adventurous lifestyles. It competed with vehicles like the Toyota 4Runner, Jeep Grand Cherokee, and Ford Explorer.

Strengths:

Strong off-road performance, robust construction, reliable powertrain options, comfortable ride for an SUV of its era.

Weaknesses:

Fuel economy could be a concern, interior design might be considered utilitarian by some, safety features were evolving compared to newer competitors.

Features:

Body-on-frame construction, available part-time or full-time four-wheel drive systems, powerful V6 engines, spacious interior.

📋 Manual Details

Engine:

Yes

Transmission:

Yes

Drivetrain:

Yes

Brakes:

Yes

Suspension:

Yes

Steering:

Yes

HVAC:

Yes

Electrical System:

Yes

Body:

Yes

Interior:

Yes

Lighting:

Yes

Wipers Washers:

Yes

Entertainment System:

Yes

Wiring Diagrams:

Yes

Gauges Meters:

Yes

Body Structure:

Yes

Seats:

Yes

Security Locks:

Yes

Sun Roof Convertible:

Yes

Exterior Interior Trim:

Yes

Restraints Airbags:

Yes

Control Systems:

Yes

Cruise Control:

Yes

Estimated Pages:

Comprehensive (actual count not specified, typical for dealer manuals)

Type:

Factory Service Manual / Workshop Manual

Language:

English

Format:

PDF

File Type:

PDF

Readability:

Zoom in/out functionality for clarity.

Software Requirements:

Adobe PDF Reader and WinZip (for potential extraction if in a ZIP archive).

Compatibility:

Compatible with all versions of Windows and Mac operating systems.

Printability:

Likely printable for workshop use (dependent on PDF settings).

Binding:

Digital (not applicable for physical binding)

Paper Type:

Digital (not applicable for physical paper type)

📖 Manual Coverage

Powertrain:

Full coverage including engine, transmission, transfer case, and differentials.

Chassis:

Complete details on steering, suspension (front and rear), brakes (ABS included), and wheel/tire specifications.

Electrical:

Extensive coverage of all electrical systems, including lighting, instrumentation, power accessories, body electronics, and detailed wiring diagrams.

Body And Interior:

Covers body panels, doors, windows, seats, trim, security, locks, sunroofs, and HVAC systems.

General Maintenance:

Oil changes, filter replacements, spark plug replacement, fluid level checks, lubrication points.

Diagnostics Troubleshooting:

Step-by-step diagnostic procedures for common and complex issues across all major systems.

Engine Repair:

Detailed rebuild procedures, component testing, timing belt replacement (if applicable), and fuel system diagnosis.

Transmission Repair:

Rebuild instructions for automatic and manual transmissions, clutch service, and driveline component repair.

Brake System Service:

Disc brake pad and rotor replacement, caliper service, bleeding procedures, and ABS system diagnostics.

Suspension Steering Service:

Component replacement (shocks, struts, ball joints, tie rods), alignment specifications, and power steering system service.

Electrical Component Replacement:

Alternator, starter, battery, lighting components, sensors, and actuators replacement.

HVAC System Service:

Refrigerant handling, component replacement (compressor, condenser, evaporator), and diagnostic procedures.

Depth:

Comprehensive, covering everything from basic maintenance to complete engine and transmission overhauls. Includes factory-level diagnostic information.

Diagrams:

Features detailed step-by-step diagrams and illustrations for all repair procedures.

Torque Specifications:

Includes precise torque settings for all fasteners and critical components.

Fluid Capacities:

Specifies all fluid capacities for engine oil, transmission fluid, coolant, brake fluid, power steering fluid, etc.

⚙️ Engine Specifications

Engine Code:

3.5L V6 (6VE1)

Displacement:

3.5 Liters (3494 cc)

Configuration:

V6, DOHC, 24 Valves

Horsepower Est:

215-220 hp @ 5200 rpm (approximate)

Torque Est:

230-235 lb-ft @ 3000-3500 rpm (approximate)

Injection:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline

🔧 Transmission

Type:

4-Speed Automatic Transmission (4L30-E)

Type:

5-Speed Manual Transmission (M5S-R1)

Drivetrain Options:

Part-time 4WD with Electronic Transfer Case (2H, 4H, 4L) or Full-time 4WD (All-Mode 4WD).

Automatic Transmission Fluid:

Dexron III or equivalent (verify specific model year recommendation)

Manual Transmission Fluid:

API GL-4 or GL-5, SAE 75W-90 or 80W-90 gear oil (verify specific model year recommendation)

📐 Dimensions

Length:

Approx. 184.1 inches

Width:

Approx. 71.9 inches

Height:

Approx. 70.1 inches

Wheelbase:

Approx. 104.4 inches

Curb Weight Est:

Approx. 4,300 - 4,600 lbs (depending on configuration)

Towing Capacity Est:

Up to 5,000 lbs (verify specific vehicle configuration and local regulations)

🛡️ Safety Features

NHTSA Frontal Crash Driver:

Likely 4-star (based on general performance for the era, specific 2002 ratings may vary)

NHTSA Frontal Crash Passenger:

Likely 4-star (based on general performance for the era, specific 2002 ratings may vary)

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS) on some models.

Airbags:

Driver and front passenger airbags.

Seatbelts:

Three-point seatbelts in all seating positions.

💡 Technology Features

Audio System:

Factory AM/FM/CD player with optional premium sound system and subwoofer.

Navigation:

Optional factory navigation system available on higher trim levels.

Cruise Control:

Standard cruise control system.

Connectivity Options:

Limited by modern standards; primarily focused on audio system connectivity. Aftermarket Bluetooth and audio integration kits are available.

🔧 Maintenance

Oil Change:

Typically every 3,000-5,000 miles or 6 months, whichever comes first (refer to manual for exact recommendations).

Engine Oil Filter:

Replace with oil change.

Air Filter:

Inspect every 15,000 miles, replace as needed or every 30,000 miles.

Spark Plugs:

Platinum-tipped plugs typically last up to 60,000-100,000 miles (verify type and specification).

Coolant Replacement:

Typically every 30,000-50,000 miles or 2-3 years.

Transmission Fluid Change:

Automatic: Every 30,000-60,000 miles. Manual: Check as per manual. (Verify recommendations)

Engine Oil:

5W-30 or 10W-30 API SJ or higher (verify specific viscosity and API rating based on climate and manual recommendation)

Coolant:

Isuzu Genuine Long Life Coolant (or equivalent) - typically a silicate-free, ethylene glycol-based coolant. Green color is common.

Brake Fluid:

DOT 3 or DOT 4.

Power Steering Fluid:

DEXRON-III Automatic Transmission Fluid or equivalent power steering fluid.

Head Gasket:

While not as prevalent as in some other V6 engines of the era, head gasket issues can occur, especially if the cooling system is not properly maintained.

Transmission Shifting:

Some owners report occasional rough shifting in automatic transmissions, often related to fluid condition or valve body issues.

Body Rust:

As with any vehicle of this age, rust can be a concern, particularly in areas exposed to salt and moisture. Frame and body mount points should be inspected.

Evap Emissions System:

Issues with the evaporative emissions system (e.g., charcoal canister, vent solenoids) can sometimes lead to check engine lights.

📚 Vehicle History

Heritage:

Isuzu has a long history in automotive manufacturing, particularly with trucks and off-road vehicles, establishing a reputation for durability and ruggedness.

Generation:

This manual covers the third generation Isuzu Trooper (UBS), produced from 1992 to 2002. The 2002 model represents the final year of this generation, featuring a significant refresh in 1998.

Manufacturing Location:

Japan (primarily Fujisawa Plant), also assembled in other locations globally.

🏆 Awards & Recognition

Off Road Awards:

The Isuzu Trooper has historically been recognized for its off-road prowess and utility, often cited in reviews for its capability in challenging terrain.

Consumer Reports Reliability:

Reliability ratings varied over the model's life. The 2002 model generally received average to above-average reliability scores from publications like Consumer Reports for its powertrain, though some electrical and accessory components could be points of concern.