🏷️ Basic Information

Make:

Isuzu

Model:

Trooper

Model Generation:

Second Generation (UBS)

Model Years Covered:

1998, 1999, 2000, 2001, 2002

Chassis Code:

UBS

👋 Introduction

Segment:

Mid-size SUV, body-on-frame, off-road capable

Key Selling Points:

Rugged construction, off-road prowess, reliability, spacious interior, powerful engines.

Competitors 1998-2002:

Toyota 4Runner, Jeep Grand Cherokee, Ford Explorer, Nissan Pathfinder, Mitsubishi Montero

Manual Advantage:

Provides in-depth technical guidance for DIY repairs and professional servicing, essential for maintaining the Trooper's longevity and performance.

📋 Manual Details

Primary Markets:

North America, Global (specific regional variations may exist)

Trim Levels Covered:

All trim levels (e.g., S, XS, Limited, RS, etc.)

Estimated Page Count:

Over 2000 pages (typical for comprehensive digital workshop manuals)

Manual Type:

Digital Workshop Repair Manual

Content Focus:

Repair, Maintenance, Diagnostics, Overhaul, Restoration

Language:

English

Format:

Digital (PDF or similar e-book format)

📖 Manual Coverage

Powertrain:

Engine mechanical, fuel system, ignition system, lubrication system, cooling system, exhaust system, engine control systems (ECU/ECM), turbocharger (if applicable)

Transmission:

Manual transmission, automatic transmission, transfer case, driveline, axles, driveshafts, CV joints

Chassis:

Frame, suspension (front and rear), steering system, braking system (front discs, rear discs/drums), wheels, tires

Electrical:

Battery, charging system, starting system, lighting systems (headlights, taillights, interior), instrumentation, power accessories (windows, locks, mirrors), audio system, HVAC controls, engine control wiring harnesses, body control modules

Body:

Body structure, exterior panels, doors, hood, tailgate, bumpers, glass, interior trim, seats, HVAC system (heating, ventilation, air conditioning)

Maintenance:

Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, lubrication, tire rotation, brake pad replacement, spark plug replacement

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), fault diagnosis for all major systems, electrical circuit testing, component testing

Repair:

Engine component overhaul (e.g., cylinder head, pistons, crankshaft), transmission repair, brake system overhaul, suspension component replacement, electrical component repair, body panel repair, HVAC system repair

Special Procedures:

Engine removal and installation, transmission removal and installation, differential overhaul, body alignment, convertible top repair (if applicable)

Depth Of Coverage:

Comprehensive, covering all aspects from basic maintenance to complete engine and transmission rebuilds, including detailed wiring diagrams and diagnostic procedures.

📊 Manual Specifications

File Type:

PDF (Portable Document Format)

Searchability:

Searchable text content for quick information retrieval

Printability:

Printable pages, allowing users to create physical copies of specific sections or the entire manual

Binding Type:

N/A (Digital format)

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Engine Code Gasoline:

3.5L V6 (6VD1-W) and 3.2L Inline-4 (4JX1-TC) Turbo Diesel (North America primarily 3.5L V6)

Displacement 3.5L V6:

3.5 Liters (3494 cc)

Bore X Stroke 3.5L V6:

93.4 mm x 85.0 mm

Compression Ratio 3.5L V6:

9.1:1

Horsepower 3.5L V6:

Approx. 215 hp @ 5400 rpm (varies slightly by year/market)

Torque 3.5L V6:

Approx. 250 lb-ft @ 3000 rpm (varies slightly by year/market)

Engine Code Diesel:

4JX1-TC (3.0L Turbo Diesel - less common in North America for this generation)

Engine Type 3.5L V6:

SOHC V6, multi-point fuel injection (MPI)

Fuel Type:

Unleaded Gasoline

Fuel Tank Capacity:

Approx. 21.1 gallons (79.9 Liters)

🔧 Transmission

Standard Transmission:

4-speed Automatic Transmission

Optional Transmission:

5-speed Manual Transmission (less common, especially in later years/North America)

Drive Type:

Part-time 4WD (Shift-on-the-fly) or Full-time 4WD (with low range gearing)

Transfer Case:

Two-speed transfer case with Neutral position

📐 Dimensions

Wheelbase:

Approx. 111.4 inches (2830 mm)

Length:

Approx. 192.5 inches (4890 mm)

Width:

Approx. 75.4 inches (1915 mm)

Height:

Approx. 71.1 inches (1805 mm)

Curb Weight:

Approx. 4300-4600 lbs (1950-2087 kg) depending on configuration

Towing Capacity:

Up to 5,000 lbs (2268 kg)

🛡️ Safety Features

NHTSA Rollover Resistance:

Four-star rating (for models tested)

ABS:

Standard Anti-lock Braking System (ABS) on all four wheels

Traction Control:

Available Traction Control System (TCS)

Airbags:

Driver and front passenger airbags

Seatbelts:

3-point front seatbelts with pretensioners, 3-point rear seatbelts

💡 Technology Features

Audio System:

Factory AM/FM/CD player, optional cassette player, upgraded speaker systems available.

Climate Control:

Manual or automatic climate control systems, rear seat climate controls available on some trims.

Cruise Control:

Standard cruise control system

Auxiliary Ports:

Typically no factory auxiliary audio input or USB ports; aftermarket solutions are common.

🔧 Maintenance

Oil Change Interval:

Every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6 months, whichever comes first (refer to manual for specific grade and severe service)

Engine Coolant Flush:

Every 30,000 - 60,000 miles (48,000 - 96,000 km) or 2-4 years, depending on coolant type.

Transmission Fluid Change:

Every 30,000 - 60,000 miles (48,000 - 96,000 km) for automatic, 60,000 miles (96,000 km) for manual. Severe use may require more frequent changes.

Engine Oil Viscosity:

SAE 5W-30 or 5W-40 (API SJ or higher)

Engine Oil Capacity 3.5L V6:

Approx. 5.7 US quarts (5.4 Liters) with filter change

Transmission Fluid Type Auto:

Dexron III (or equivalent)

Transfer Case Fluid Type:

API GL-4, SAE 75W-90 or 80W-90 gear oil

Differential Fluid Type:

API GL-5, SAE 75W-90 or 80W-90 gear oil (check for limited-slip additive if equipped)

Common Issues Engine:

Head gasket leaks (on earlier 3.5L engines), oil consumption, timing belt tensioner issues (on some specific engine variants, though this generation is largely timing chain).

Common Issues Transmission:

Solenoid failures in automatic transmissions, wear on manual transmission synchronizers.

Common Issues Electrical:

Corrosion on electrical connectors, faulty window regulators, intermittent gauge cluster issues.

Common Issues Suspension:

Worn ball joints, control arm bushings, and steering components due to off-road use and age.

📚 Vehicle History

Isuzu Heritage:

Isuzu Motors has a long history in commercial vehicles and SUVs, known for robust engineering and durability.

Second Gen Introduction:

The second generation (UBS) was introduced in 1992 globally and updated for the North American market in 1998 with a significant redesign and new engines.

Styling Changes 1998:

New rounded styling, updated interior, and chassis improvements compared to the first generation.

Production Locations:

Japan (main production), various assembly plants worldwide.

Production End North America:

Production for the North American market ended after the 2002 model year.

🏆 Awards & Recognition

Off Road Reputation:

The Isuzu Trooper is widely recognized for its robust off-road capability and durability, often favored by off-road enthusiasts.

Consumer Reports Historical:

Historically received mixed reviews, with strengths in reliability and capability, but sometimes noted for fuel economy and certain mechanical quirks.

Iso Certification:

Manufacturing processes likely adhere to ISO 9001 or similar quality management standards (typical for major automotive manufacturers).