This comprehensive Isuzu Trooper workshop manual covers models from 1998 to 2002, providing detailed guidance for maintenance, repair, and service. It's a valuable resource for both professional mechanics and DIY enthusiasts. The manual includes a vast array of information, encompassing everything from basic maintenance and lubrication procedures to intricate engine overhauls and complex electrical system troubleshooting. **General Information** provides an overview of the vehicle and its systems, while **Maintenance and Lubrication** details essential service intervals and fluid specifications. The manual delves into specific components and systems with dedicated sections for: * **Heating and Ventilation:** Covers the operation, maintenance, and repair of the Trooper's climate control system. * **Air Conditioning:** Includes detailed information on AC system components, diagnostics, and repair procedures, including a dedicated section on compressor overhaul. * **Front End Alignment:** Provides guidance on proper wheel alignment procedures to ensure optimal handling and tire wear. * **Front and Rear Suspension:** Offers detailed instructions on suspension components, adjustments, and repair. * **Wheels and Tires:** Covers recommended tire sizes, inflation pressures, and wheel maintenance. * **Differentials:** Offers comprehensive information on front, rear (220mm and 244mm) differential operation, maintenance, and repair. * **Driveline Control System:** Explains the operation of the Trooper's shift-on-the-fly and TOD (Torque-on-Demand) drivetrain systems. * **Driveshaft System:** Provides specifications and procedures for driveshaft inspection, maintenance, and repair. * **Transfer Case:** Includes detailed instructions for the standard and TOD transfer case, covering operation, maintenance, and repair. * **Brake Control System:** Covers the entire brake system, including components, diagnostics, and repair procedures. * **Anti-lock Brake System:** Details the operation and troubleshooting of the Trooper's ABS system. * **Power Assisted Brake System:** Explains the power brake system, including maintenance and common issues. * **Parking Brakes:** Covers the operation, adjustment, and repair of the parking brake system. **Engine-Specific Sections** delve into the intricacies of each engine model: * **6VD1 / 6VE1:** Covers engine mechanicals, cooling systems, fuel systems, electrical systems, ignition, starting and charging systems, driveability and emissions, exhaust systems, lubrication systems, engine speed control, and induction. * **4JG2:** Includes service information, engine mechanicals, cooling systems, fuel systems, electrical systems, and exhaust systems. * **4JX1:** Offers detailed information on engine mechanicals, cooling systems, fuel systems, electrical systems, driveability and emissions, exhaust systems, lubrication systems, engine speed control, and induction. **Transmission and Drivetrain:** * **Automatic Transmission (4L30-E):** Comprehensive coverage of the automatic transmission, including maintenance, repair, and troubleshooting. * **Transmission Control System (4L30-E):** Focuses on the electronic control system for the automatic transmission. * **Manual Transmission (AR-5 and MUA):** Covers operation, maintenance, and repair of the manual transmission options. * **Clutch:** Details clutch system operation, adjustment, and replacement. **Other Systems and Components:** * **Lighting System:** Provides information on headlight, taillight, and other lighting systems. * **Wiper/Washer System:** Covers the operation and maintenance of the windshield wiper and washer system. * **Entertainment System:** Offers information on the Trooper's audio system. * **Wiring System:** Provides detailed diagrams and descriptions of the vehicle's electrical system. * **Meter and Gauge:** Explains the operation and function of the instrument cluster and gauges. * **Body Structure:** Detailed information on the Trooper's body panels, chassis, and structure. * **Seats:** Covers seat adjustments, maintenance, and repair. * **Security and Locks:** Provides information on the Trooper's security system and door locks. * **Sun Roof/Convertible Top:** Covers the operation, maintenance, and repair of the sun roof or convertible top. * **Exterior/Interior Trim:** Detailed information on the exterior and interior trim panels. **Safety Systems:** * **Seat Belt System:** Provides information on the seat belt system, including maintenance and replacement. * **Supplemental Restraint System (SRS):** Covers the airbag system, including operation, safety precautions, and troubleshooting. * **Restraint Control System:** Details the electronic control system for the airbags. * **Cruise Control System:** Covers the operation and troubleshooting of the cruise control system. This comprehensive manual equips you with the knowledge and instructions needed to maintain, repair, and service your Isuzu Trooper.

The Isuzu Trooper, produced from 1998 to 2002, represented the final generation of this iconic SUV. Built on a sturdy ladder frame chassis, the Trooper offered a rugged and capable off-road experience. Power came from a 3.2-liter four-cylinder turbocharged diesel engine, renowned for its robust construction and impressive torque. This engine, coupled with a five-speed manual or a four-speed automatic transmission, provided ample power for tackling challenging terrain. The Trooper's four-wheel drive system, featuring a low-range transfer case and locking differentials, delivered exceptional traction and off-road capability. While not as refined or luxurious as its competitors, the Trooper prioritized durability and functionality, catering to enthusiasts seeking a dependable and capable off-road vehicle. Despite its rugged nature, the Isuzu Trooper offered a surprising level of comfort and practicality for its time. The spacious interior accommodated five passengers comfortably, and its numerous cargo compartments provided ample storage space. Although the Trooper's design was utilitarian, it offered modern amenities such as power windows, power locks, and an optional sunroof. The 1998 to 2002 Trooper earned a reputation for reliability and longevity, boasting a well-engineered drivetrain and robust construction. However, its lack of modern safety features and its relatively dated design compared to newer SUVs ultimately led to its discontinuation in 2002. Nevertheless, the Isuzu Trooper remains a cherished classic, particularly among off-road enthusiasts seeking a dependable and capable vehicle capable of handling challenging terrain.