The 2012 Sportsman 550 X2 EPS is a robust all-terrain vehicle designed for a blend of utility and recreational riding. This model, part of a long-standing lineage, features a powerful 549cc liquid-cooled engine with Electronic Fuel Injection (EFI) for reliable performance. The X2 designation highlights its versatility, often including a configurable rear section that can accommodate a passenger or cargo, making it suitable for various tasks from trail exploration to light work. Key innovations such as Electronic Power Steering (EPS) enhance rider control and comfort, reducing fatigue during extended use. This complete workshop manual provides comprehensive guidance for owners and technicians on the maintenance, repair, and diagnostics of the 2012 Sportsman 550 series. It covers all essential systems, including detailed engine disassembly and assembly, fuel and EFI systems, cooling, lubrication, and transmission. The manual also offers in-depth information on the electrical system, ignition, steering, suspension, and braking systems, complete with wiring diagrams. Troubleshooting procedures and specific maintenance tasks are clearly outlined, ensuring the optimal performance and longevity of your vehicle. 🏷️ Basic Information Identification Make: Polaris Model: Sportsman 550 X2 EPS Model Variants: Sportsman 550, Sportsman 550 EPS, Sportsman X2 550, Sportsman X2 550/Touring/EPS Year: 2012 Codes Engine Code: Fuji FE550-P (internal) 👋 Introduction Market Position Segment: The Polaris Sportsman 550 X2 EPS is a versatile all-terrain vehicle (ATV) designed for utility, recreation, and potentially light work. The 'X2' designation typically signifies a 2-up seating capability or a configurable cargo bed, adding to its utility. Target Audience: Owners and technicians focused on maintaining and repairing the 2012 Polaris Sportsman 550 series ATVs. Key Features Model Features: Features include Electric Power Steering (EPS) for improved handling, a 549cc liquid-cooled engine, and potential 2-up riding capability (X2 variant). Competitive Analysis Competitors: Competes with other utility/recreational ATVs in its displacement class from brands like Can-Am (Outlander), Yamaha (Grizzly), and Kawasaki (Brute Force). 📋 Manual Details Coverage Areas Systems: General Information, Specifications, Maintenance, Engine Disassembly, Engine Assembly, Fuel System, EFI System, Fuel Injector, Idle Air Control, TPS System, Engine Coolant, Troubleshooting, Ignition Coil, Digital Wrench System, EFI Diagnostics, Cooling System, Radiator System, Water Pump, Thermostat System, Lubrication System, Transmission, Shift Linkage, Gear Selector, Electrical System, Ignition System, Steering/Suspension, Brake System, Wiring Diagram Page Count Estimated Pages: Refer to actual PDF content for exact page count. Estimated to be comprehensive for a workshop manual of this size. Manual Type Type: Complete Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete disassembly, assembly, troubleshooting, and repair procedures for the Fuji 549cc single-cylinder engine. Fuel And Efi: In-depth coverage of the EFI system, fuel injector, idle air control, TPS system, EFI diagnostics, and related components. Cooling System: Detailed procedures for the engine coolant, radiator system, water pump, and thermostat system maintenance and repair. Lubrication System: Information on the lubrication system, likely covering oil specifications, capacities, and maintenance. Transmission And Drivetrain: Coverage of transmission operation, shift linkage, gear selector mechanisms, and potentially drivetrain components. Electrical And Ignition: Comprehensive details on the electrical system, ignition coil, Digital Wrench system, EFI diagnostics, and wiring diagrams. Steering Suspension And Brakes: Guidance on steering, suspension components, and the brake system for maintenance and repair. Procedures Included Maintenance: Routine maintenance tasks, fluid checks, filter replacements, and component inspections. Troubleshooting: Systematic diagnostic procedures and solutions for common issues and malfunctions. Engine Repair: Detailed step-by-step instructions for engine disassembly, rebuilding, and reassembly. Electrical Diagnostics: Procedures for diagnosing and repairing electrical system faults, including use of diagnostic tools and wiring diagrams. Component Replacement: Instructions for replacing various components such as fuel injectors, water pumps, ignition coils, etc. Technical Depth Depth: Comprehensive from basic maintenance to advanced engine rebuilding and electrical diagnostics. 📊 Manual Specifications File Format Format: PDF File Size: 57MB Searchability: Likely searchable text within the PDF, allowing for quick access to specific topics. Printability: PDF format generally allows for printing of individual pages or sections. Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Make Model: Fuji / Polaris FE550-P Configuration: Single Cylinder, 4-Cycle Displacement: 549 cc Cooling System: Liquid-Cooled Performance Horsepower: Approx. 37 HP (est. for 2012 model, actual may vary) Torque: N/A (Specific torque figures often not publicly stated for ATVs) Fuel System Induction Type: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline Ignition System Type: Digital CDI with Ignition Coil 🔧 Transmission Standard Type: Automatic PVT (Polaris Variable Transmission) with Engine Braking Optional Options: Not applicable for this model as it's a factory-integrated system. Features Drive Modes: High, Low, Neutral, Reverse, Park Drivetrain: Shaft Drive (likely 2WD/4WD selectable with ADC - Active Descent Control) 📐 Dimensions Exterior Length: Approx. 83 in (210.8 cm) for Sportsman 550 X2 (varies slightly by specific X2 configuration) Width: Approx. 46 in (116.8 cm) Height: Approx. 47 in (119.4...