🏷️ Basic Information Identification Make: Aprilia Model: Tuono V4 Year: 2011 Model Code: Not Specified (typically V4R or similar for early models) Generation Generation: First Generation (APRC system introduced) Codes Engine Code: V4 (typically referred to by displacement) 👋 Introduction Market Position Market Position: The Aprilia Tuono V4 2011 was positioned as a high-performance naked sportbike, offering a potent V4 engine, advanced electronics, and aggressive styling, directly competing with other European super-naked offerings. Competitive Analysis Key Competitors: Ducati Streetfighter, Triumph Speed Triple, BMW S1000R (later models), KTM Super Duke. Key Features Aprc System: The 2011 model was notable for introducing Aprilia's integrated electronic rider aids package (APRC - Aprilia Performance Ride Control), including traction control (ATC), wheelie control (AWC), launch control (ALC), and an electronic quickshifter (AQS). Manual Value Manual Value Proposition: This manual provides dealership-level access to diagnostic and repair information, empowering owners to perform maintenance and repairs themselves, saving significant costs and downtime. 📋 Manual Details Coverage Areas Covered Systems: Engine, FI System, Fuel System, Throttle Body, Exhaust System, Cooling System, Lubrication System, Chassis, Electrical System, Emission Control Page Count Page Count: Estimated 500+ pages (typical for comprehensive service manuals) Manual Type Manual Type: Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine disassembly, assembly, component inspection, valve clearance adjustment, piston and ring replacement, cylinder head service, crankshaft and connecting rod service, timing system, oil pump, starter motor. Fuel And Emission Systems: Fuel injection system diagnosis and repair, throttle body service and synchronization, fuel pump and filter replacement, injector testing, emission control system components and diagnostics. Cooling And Lubrication: Cooling system flushing and refilling, radiator and fan service, water pump inspection, oil change procedures, oil filter replacement, lubrication system component testing. Chassis And Suspension: Front fork service (disassembly, fluid change, seal replacement), rear shock absorber service and adjustment, swingarm bearing inspection and service, steering head bearing adjustment and replacement. Electrical System: Battery service, charging system testing (alternator, regulator/rectifier), starter system diagnosis, ignition system components, lighting system, horn, sensor testing, ECU diagnostics. Braking System: Brake fluid replacement, caliper service, master cylinder inspection, brake pad replacement, rotor inspection, ABS system diagnosis (if equipped). Wiring Diagrams: Detailed wiring schematics for all electrical components, including engine control, lighting, instrumentation, and optional accessories. Procedures Included Maintenance Procedures: Oil and filter changes, air filter replacement, spark plug replacement, coolant flush, brake fluid flush, chain lubrication and adjustment, tire pressure checks. Diagnostic Procedures: Troubleshooting guides for common faults, fault code reading and interpretation (with appropriate diagnostic tools), component testing procedures. Repair Procedures: Step-by-step instructions for major component overhauls, part replacements, and system adjustments. Technical Depth Technical Depth: Comprehensive; covers from basic periodic maintenance to complex engine rebuilds and advanced electrical system diagnostics, suitable for professional technicians and experienced DIYers. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: Printable, allowing users to print specific pages or the entire manual. Binding Type Binding Type: Digital download (printable) Paper Type Paper Type: Not Applicable (digital format) Compatibility Compatibility: Windows and Mac operating systems ⚙️ Engine Specifications Primary Engine Engine Type: V4, 4-stroke, liquid-cooled Displacement: 999.6 cc Bore X Stroke: 78 mm x 52.3 mm Valve Train: DOHC, 4 valves per cylinder Performance Horsepower: Approx. 160 hp @ 9,500 rpm Torque: Approx. 80 lb-ft (107 Nm) @ 9,000 rpm Fuel System Fuel System Type: Multi-point sequential electronic fuel injection with throttle body diameter of 52 mm. Fuel Requirement: Unleaded gasoline, minimum octane rating 95 (RON). Lubrication Lubrication System: Wet sump, forced lubrication with oil cooler. Oil Capacity: Approx. 3.8 liters (with filter change) Recommended Oil Type: API SG/SH/SJ or higher, JASO MA, SAE 10W-40 or 15W-50 (refer to manual for specific viscosity based on ambient temperature). 🔧 Transmission Standard Transmission Type: 6-speed, cassette type Features Clutch Type: Hydraulically operated multi-plate wet clutch with assist and slipper function. Quickshifter: Electronic Quickshifter (AQS) for clutchless upshifts. 📐 Dimensions Exterior Length: Approx. 2070 mm Width: Approx. 800 mm Height: Approx. 1110 mm Wheelbase: Approx. 1410 mm Weights Dry Weight: Approx. 185 kg Wet Weight: Approx. 204 kg (fully fueled) Fuel Tank Capacity: Approx. 18 liters (including 3.5-liter reserve) 🛡️ Safety Features Ratings Safety Features Overview: The 2011 Tuono V4 V4R was equipped with advanced electronic rider aids for enhanced safety and control. Active Features Traction Control: Aprilia Traction Control (ATC) with multiple adjustable levels. Wheelie Control: Aprilia Wheelie Control (AWC) with adjustable levels. Launch Control: Aprilia Launch Control (ALC) for optimal race starts. Braking System: Dual 320mm front discs with radial-mount Brembo calipers, 220mm rear disc with Brembo caliper. ABS was optional or standard depending on market. Passive Features Lighting: Multi-reflector headlight, LED taillight. 💡 Technology Features Infotainment Instrumentation: Digital LCD multi-function display providing speed, RPM, gear position, mode settings for APRC, fuel level, clock, trip meters, and warning...