The Ducati SportTouring 4 (ST4) is a distinguished motorcycle designed for riders seeking a blend of performance and long-distance capability. Produced for model years ranging from 1996 through 2003, with the primary focus on the 2000 model year, the ST4 embodies Ducati's renowned engineering prowess. It features a liquid-cooled, Desmodromic L-twin engine with 4 valves per cylinder, displacing 916cc, and delivering approximately 107 horsepower. This model is celebrated for its sporting heritage, derived from Ducati's racing DNA, offering agile handling and a comfortable riding position suitable for extended journeys. This comprehensive workshop repair and service manual provides detailed guidance for the maintenance and repair of the Ducati ST4. Covering a wide array of systems including the engine, fuel, ignition, transmission, chassis, suspension, brakes, and electrical systems, this manual is an indispensable resource. It includes step-by-step repair procedures, troubleshooting guides, technical specifications, and essential safety information. This manual is intended for DIY enthusiasts, independent repair shops, and technicians aiming to ensure the optimal performance and longevity of their Ducati ST4 motorcycles. 🏷️ Basic Information Identification Make: Ducati Model: SportTouring 4 (ST4) Model Variant: ST4 Primary Year Covered: 2000 Applicable Years: 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Codes Manual Format: PDF 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent motorcycle repair shops, Ducati owners. Competitive Analysis Value Proposition: Provides professional-level repair information for DIY users, saving on dealership service costs. Key Features Instant Delivery: Instant download link provided after purchase. Customer Support: Customer satisfaction guarantee with prompt issue resolution. 📋 Manual Details Coverage Areas Manual Type: Workshop Repair & Service Manual Page Count Page Count: 256 Language Language: English / Italian Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed engine disassembly, assembly, inspection, and troubleshooting. Fuel System: Fuel injection system (ECU, sensors, injectors), fuel pump, fuel filter, fuel tank. Ignition System: Ignition coils, spark plugs, ECU control, timing. Transmission: Gearbox disassembly, assembly, inspection, clutch operation, and adjustment. Chassis And Frame: Frame inspection, steering head bearings, swingarm, and related components. Suspension: Front forks (stanchions, sliders, seals, springs, oil), rear shock absorber, linkage, adjustments. Brakes: Brake system (front and rear calipers, master cylinders, brake lines, discs), bleeding procedures, fluid specifications. Electrical System: Wiring diagrams, battery, charging system (alternator, regulator), starter motor, lighting, instrumentation. Cooling System: Radiator, cooling fan, coolant circulation, thermostat. Exhaust System: Exhaust pipes, mufflers, catalytic converter (if applicable), mounting. Bodywork And Trim: Fairing removal and installation, seat, fuel tank, tail section. Procedures Included Scheduled Maintenance: Oil changes, filter replacements, chain adjustment, lubrication, spark plug replacement, valve clearance checks. Troubleshooting: Diagnostic procedures for common issues, fault finding. Repair Procedures: Step-by-step guides for component disassembly, repair, and reassembly. Rebuilds: Engine rebuild, gearbox rebuild, suspension overhaul. Technical Depth Depth Of Coverage: Comprehensive, covering basic maintenance to advanced engine and transmission overhauls. Diagnostic Information: Includes diagnostic procedures and specifications for various systems. Diagrams And Illustrations: Features diagrams, schematics, and illustrations to aid understanding. Special Tools: Mentions specific Ducati special tools required for certain procedures. 📊 Manual Specifications File Format File Format: PDF (Portable Document Format) Print Quality Printability: Printable for workshop use. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Accessibility Device Compatibility: Cross-platform compatible (PC, Mac, Tablets, Smartphones). Quality Assurance Completeness Guarantee: 100% complete and intact, no missing or corrupt pages. ⚙️ Engine Specifications Primary Engine Engine Type: Desmodromic L-Twin, 4-valve per cylinder Engine Displacement: 916cc (for the ST4 model, typically derived from the 916 Superbike) Bore X Stroke: 94 mm x 66 mm (typical for 916cc Desmoquattro engine) Performance Horsepower: Approx. 107 HP @ 8500 RPM (for the ST4 variant, tune may differ slightly from 916) Torque: Approx. 9.5 kgm (93 Nm) @ 7000 RPM (for the ST4 variant) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI), Ducati's EFI system Fuel Type: Unleaded Gasoline (Octane rating specified in manual) Cooling System Cooling Method: Liquid-cooled Engine Management ECU: Ducati Electronic Control Unit (ECU) managing fuel and ignition mapping. 🔧 Transmission Standard Gearbox: 6-speed sequential gearbox Features Clutch Type: Wet multi-plate clutch (hydraulic actuation) Maintenance Transmission Fluid: Specific gear oil recommended, capacity and type detailed in manual. 📐 Dimensions Exterior Wheelbase: Refer to specific model year specifications, typically around 1430-1450 mm. Weights Dry Weight: Approx. 198 kg (dry weight for ST4, actual weight varies with options). 🛡️ Safety Features Active Features Braking System: Dual front disc brakes with radial-mount calipers, single rear disc brake. Brembo components are typical. Suspension Adjustability: Adjustable front forks (preload, compression, rebound) and rear shock absorber (preload, rebound). Passive Features Lighting: Halogen headlight, taillight, turn signals. 💡 Technology Features Infotainment Instrument Cluster: Analog tachometer, digital speedometer, odometer, trip meters, coolant temperature gauge, warning lights. Driver Assistance ABS: ABS was an optional feature on some models of this era, check specific bike's configuration. Connectivity Diagnostics Port: Onboard diagnostics port for ECU access...