🏷️ Basic Information

Make:

Isuzu

Model:

Pickup

Year Range:

1981-1993

Platform Code:

UBS (Trooper), KB (Pickup)

👋 Introduction

Target Audience:

DIY enthusiasts, independent repair shops, professional mechanics, Isuzu owners seeking detailed repair information.

Value Proposition:

Provides dealership-level technical information for a fraction of the cost, enabling comprehensive self-service and informed repair decisions.

Content Quality:

Detailed photos and diagrams, step-by-step instructions, factory-accurate data.

Accessibility:

Instant download, cross-platform compatibility, lifetime access.

📋 Manual Details

Continents Covered:

Global (North America, Europe, Asia, etc.)

Regions Covered:

All regions where Isuzu Trooper and Pickup were sold

Estimated Pages:

Hundreds (Specific count not provided, but described as comprehensive)

Type:

Factory Service Repair Workshop Manual

Publisher Source:

Factory Original Equipment Manufacturer (OEM) Data

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Powertrain:

Engine, Fuel System, Exhaust System, Cooling System, Lubrication System, Ignition System, Emission Control

Drivetrain:

Transmission (Manual & Automatic), Transfer Case, Drive Shafts, Differentials, Axles, Hubs

Chassis:

Suspension (Front & Rear), Steering System, Braking System (Front & Rear, including ABS if applicable), Wheels, Tires

Electrical:

Battery, Charging System, Starting System, Ignition System, Lighting System, Instrument Cluster, Gauges, Audio System, HVAC Controls, Power Windows/Locks, Wiring Diagrams

Body:

Body Panels, Doors, Hood, Tailgate, Bumpers, Glass, Interior Trim, Seats, Seat Belts, Airbags (if applicable)

Emissions Control:

Details on emission control systems, components, and troubleshooting procedures for compliance with regional regulations.

Maintenance:

Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication, Inspections

Repair:

Engine Overhaul, Transmission Rebuild, Suspension Component Replacement, Brake System Repair, Electrical Component Diagnosis and Repair, Body Panel Repair

Troubleshooting:

Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides, electrical system diagnostics

Specifications:

Torque specifications, clearances, fluid capacities, electrical values, diagnostic parameters

Body And Frame:

Procedures for body panel alignment, frame straightening basics, rust repair considerations, and component replacement.

Diagnostics:

Systematic diagnostic procedures, including diagnostic trouble codes (DTCs) if applicable to the vehicle's computer systems, and fault finding charts.

Depth:

Comprehensive: Covers everything from routine maintenance to full engine and transmission rebuilds, including detailed diagnostics and component-level repair.

📊 Manual Specifications

Compatibility:

Windows and MAC operating systems

File Size:

Variable, but typically several hundred megabytes for a comprehensive manual of this nature.

Printability:

Printable: Individual pages or entire manual can be printed.

Binding:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

Searchability:

Likely searchable text within PDF (typical for factory manuals).

Usage License:

Lifetime use on unlimited devices, no expiry dates.

⚙️ Engine Specifications

Trooper Engine Options 1981-1993:

G200Z (1.8L SOHC I4), 4ZD1 (2.3L OHV I4), 4ZE1 (2.6L OHV I4), 6VD1 (3.2L SOHC V6)

Pickup Engine Options 1981-1993:

G161 (1.6L OHV I4), G200Z (1.8L SOHC I4), 4ZD1 (2.3L OHV I4), 4ZE1 (2.6L OHV I4)

Typical Horsepower Range:

65 hp (1.6L) to 177 hp (3.2L V6)

Typical Torque Range:

76 lb-ft (1.6L) to 195 lb-ft (3.2L V6)

Fuel Delivery:

Carbureted (early models), Electronic Fuel Injection (EFI) (later models and V6)

Ignition Type:

Distributor-based with electronic ignition or Distributorless Ignition System (DIS) on some later models.

Cooling Type:

Liquid-cooled

Common Engine Codes:

4ZD1, 4ZE1, 6VD1

🔧 Transmission

Transmission Options:

4-speed Manual, 5-speed Manual

Transmission Options:

3-speed Automatic, 4-speed Automatic

Transfer Case:

Part-time 4WD system with manual or automatic (on some models) front hub engagement, and a 2-speed transfer case (high/low range).

Manual Transmission Fluid:

API GL-4 or GL-5 gear oil (viscosity varies by temperature, e.g., 75W-90 or 80W-90).

Automatic Transmission Fluid:

Dexron II or Dexron III compatible ATF.

📐 Dimensions

Trooper Wheelbase Short:

Approx. 93.3 inches (2370 mm)

Trooper Wheelbase Long:

Approx. 104.3 inches (2650 mm)

Pickup Wheelbase Standard:

Approx. 107.1 inches (2720 mm)

Pickup Wheelbase Long:

Approx. 118.1 inches (3000 mm)

Trooper Curb Weight Range:

Approx. 3,600 - 4,400 lbs (1630 - 2000 kg)

Pickup Curb Weight Range:

Approx. 3,000 - 3,600 lbs (1360 - 1630 kg)

🛡️ Safety Features

Crash Test Data:

Varies by region and specific model year; early models pre-date modern stringent testing standards. Manual covers safety system repairs if equipped.

Braking System:

Front disc brakes, rear drum brakes. Optional Anti-lock Braking System (ABS) on some later models.

Restraints:

Seat belts (lap and shoulder belts for front occupants, lap belts for rear). Airbags were not standard on most models in this range, becoming optional or standard on later variants.

💡 Technology Features

Audio System:

Factory-installed AM/FM radio with cassette player. Many vehicles likely have aftermarket head units.

ABS:

Optional on later models, covered in the manual.

Wiring Diagrams:

Comprehensive wiring diagrams are a key feature of this manual, essential for diagnosing and repairing electrical systems.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 miles (5,000-8,000 km) or 6-12 months, depending on driving conditions and oil type (refer to manual for specific recommendations).

Transmission Fluid Change Interval:

Manual: Every 30,000-60,000 miles (50,000-100,000 km). Automatic: Every 30,000-50,000 miles (50,000-80,000 km).

Coolant Change Interval:

Every 2 years or 30,000-60,000 miles (50,000-100,000 km) for standard coolant; longer for extended-life coolants (if applicable).

Engine Oil Type:

API SG or higher, SAE 10W-30 or 10W-40 typically recommended, but consult manual for specific viscosity based on climate.

Engine Oil Capacity:

Varies by engine: approx. 4.0 - 5.5 quarts (3.8 - 5.2 liters) with filter change.

Coolant Type:

Ethylene glycol-based coolant, typically green in color. Check manual for specific type and capacity.

Brake Fluid Type:

DOT 3 or DOT 4 as specified by Isuzu.

Trooper Common Issues:

Head gasket failures (especially on 4ZE1 and 6VD1 engines), rust/corrosion (particularly in areas with road salt), radiator leaks, minor electrical gremlins, wear in suspension and steering components.

Pickup Common Issues:

Rust, carburetor issues (on older models), clutch wear, exhaust system corrosion, minor cooling system leaks.

Oil Filter Example:

Part numbers vary by engine and filter manufacturer. Example for 4ZE1 might be Fram PH4386 or Wix 51515, but manual is definitive.

Air Filter Example:

Part numbers vary by engine and filter manufacturer. Example for 4ZE1 might be Fram CA3706 or Wix 46042, but manual is definitive.

📚 Vehicle History

Manufacturer Background:

Isuzu Motors Ltd. is a Japanese commercial vehicle and diesel engine manufacturer, with a history dating back to 1916.

Trooper Development:

The Isuzu Trooper (also known as Bighorn in Japan) was a body-on-frame SUV known for its ruggedness and off-road capability. It evolved through several generations during this period, with significant updates in styling and powertrain.

Pickup Development:

The Isuzu Pickup (also known as Faster or Rodeo in some markets) was a compact to mid-size pickup truck offering utility and durability. It also underwent styling and mechanical revisions within this timeframe.

Manufacturing Locations:

Primarily Japan, with assembly in other countries (e.g., United States via joint ventures or licensing).

🏆 Awards & Recognition

Off Road Reputation:

The Isuzu Trooper gained a strong reputation for off-road capability and durability during its production run, making it a popular choice for adventurers.