Introduction
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Market Position
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Segment:
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Compact SUV / Off-road Utility Vehicle.
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Target Audience:
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Enthusiasts, DIY mechanics, and professional technicians working on the Daihatsu Rocky.
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Competitive Analysis
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Competitors 1990:
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Suzuki Samurai, Jeep Wrangler, Toyota Land Cruiser (smaller models), Mitsubishi Pajero/Montero (smaller models).
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Key Features
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Vehicle Strengths:
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Compact size, robust 4WD system, reliable diesel engine (HD-C), go-anywhere capability, lightweight construction.
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Manual Value Proposition
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Uniqueness:
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Vehicle-specific, factory-issued data, essential for accurate and effective maintenance and repair, avoiding generic information.
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Manual Coverage
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Systems Covered
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Engine:
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Detailed diagnostics, repair, overhaul, and component specifications for the HD-C diesel engine, including fuel system, lubrication, cooling, and emission controls.
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Transmission Drivetrain:
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Coverage for manual transmissions (e.g., 5-speed), transfer case (4WD system), and drive axles, including service procedures, fluid capacities, and torque specifications.
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Suspension Steering:
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Front and rear suspension components (leaf springs, shock absorbers), steering system (power steering if equipped), wheel alignment specifications.
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Brakes:
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Front disc and rear drum brake systems, parking brake, hydraulic system diagnostics and repair, component replacement procedures.
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Electrical System:
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Wiring diagrams, charging system (alternator, battery), starting system (starter motor), ignition system (if applicable to diesel), lighting, gauges, and accessories.
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Body Chassis:
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Body panel removal and installation, door mechanisms, interior trim, chassis frame inspection and repair, glass replacement.
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Heating Ventilation Air Conditioning:
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HVAC system operation, component testing, refrigerant handling (if applicable).
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Procedures Included
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Maintenance:
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Scheduled maintenance intervals, fluid changes (oil, coolant, brake fluid), filter replacements, tune-up procedures.
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Troubleshooting:
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Diagnostic charts and flowcharts for common drivability issues, electrical faults, and mechanical problems.
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Repair:
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Step-by-step instructions for component removal, repair, overhaul, and reinstallation across all major vehicle systems.
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Specifications:
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Torque values, clearances, fluid types and capacities, electrical resistance readings, timing settings, and diagnostic parameters.
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Technical Depth
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Depth:
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Comprehensive: Covers everything from basic fluid checks to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
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Transmission
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Standard
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Transmission Type:
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5-speed Manual Transmission.
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Optional
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Transmission Type:
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3-speed Automatic Transmission (less common, but may be covered).
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Features
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Drivetrain:
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Part-time 4WD system with selectable 2WD/4WD High/4WD Low.
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Fluid Specifications
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Manual Transmission Fluid Type:
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GL-4 (e.g., SAE 75W-90 or SAE 80W-90 gear oil).
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Transfer Case Fluid Type:
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GL-4 (e.g., SAE 75W-90 or SAE 80W-90 gear oil).
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Dimensions
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Exterior
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Wheelbase Mm:
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2345 mm (Short Wheelbase), 2660 mm (Long Wheelbase).
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Length Mm:
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3890 mm (SWB), 4240 mm (LWB) (approximate).
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Width Mm:
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1545 mm.
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Height Mm:
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1800 mm (approximate, varies with roof type).
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Weights
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Curb Weight Kg:
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1300-1450 kg (approximate, varies with configuration).
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Gross Vehicle Weight Rating Kg:
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1800-1950 kg (approximate).
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Wheels Tires
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Wheel Size:
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15 inch.
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Bolt Pattern:
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5x139.7 (5x5.5 inch).
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Tire Size Standard:
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215/75R15 (common fitment).
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Maintenance
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Service Intervals
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Engine Oil Change:
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Every 5,000 km or 6 months, whichever comes first (diesel).
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Fuel Filter Replacement:
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Every 20,000 km or 12 months.
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Engine Coolant Replacement:
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Every 40,000 km or 24 months.
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Transmission Fluid Change:
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Every 40,000 km or 24 months.
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Fluid Specifications
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Engine Coolant Type:
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Daihatsu Genuine Coolant or equivalent (ethylene glycol-based, typically a 50/50 mix with distilled water).
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Brake Fluid Type:
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DOT 3 or DOT 4.
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Known Issues
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Diesel Engine:
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Glow plug issues, injector pump wear, potential for injector nozzle clogging with poor fuel quality, exhaust manifold cracks on high-mileage examples.
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Suspension:
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Worn leaf springs (sagging), shock absorber fatigue, potential for steering box play.
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Rust:
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Common issue on vehicles of this era, particularly in the body panels, wheel arches, and frame chassis.
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Electrical:
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Corroded connections, failing grounds, and intermittent issues with switches or gauges due to age.
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