🏷️ Basic Information Identification Make: Harley-Davidson Model: FLSTFB Softail Fat Boy Lo Year: 2012 Product Type: Workshop Service Repair Manual Product Format: Downloadable Digital File 👋 Introduction Market Position Target User: Harley-Davidson FLSTFB Softail Fat Boy Lo owners, independent mechanics, DIY enthusiasts Competitive Analysis Advantage: Enables significant cost savings on repairs and maintenance compared to dealership service. Key Features Ease Of Use: Easy to follow step-by-step instructions facilitate DIY repairs. Accessibility: Instant email delivery after purchase. 📋 Manual Details Coverage Areas All Procedures: Yes (A-Z) Page Count Estimated Pages: Extensive (Full Workshop Manual) Manual Type Type: Complete Workshop Service Repair Manual Language Language: English Format Digital Format: PDF Print Capability: Printable (per page, chapter, or full manual) Device Compatibility: All PC & MAC Computers, Tablets, Smartphones Software Requirement: Adobe Reader (Free Download) 📖 Manual Coverage Systems Covered Engine Service: Full engine overhaul, diagnostics, tuning, internal components Fuel System: Fuel injection system, fuel pump, injectors, fuel lines, pressure regulation Ignition System: Spark plugs, coils, ignition timing, sensors Transmission Service: Gearbox overhaul, clutch service, gear selection, lubrication Drivetrain: Primary drive, final drive belt maintenance and adjustment Suspension: Front fork service, rear shock absorber maintenance, adjustments Braking System: Front and rear brake systems, caliper service, fluid replacement, bleeding Electrical System: Wiring diagrams, battery, charging system, lighting, starting system, diagnostic codes Chassis Frame: Frame inspection, component mounting, steering head bearings Wheels Tires: Wheel bearing service, tire inspection and replacement, balancing Bodywork: Fender removal and installation, fuel tank service, seat service Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication, adjustments Troubleshooting: Diagnostic procedures for common and uncommon issues, fault code interpretation Repair Procedures: Step-by-step repair instructions for all covered systems Component Rebuild: Detailed instructions for overhauling major components Diagnostics: Electronic diagnostics, sensor testing, actuator testing Wiring Diagrams: Comprehensive electrical schematics for all systems Torque Specifications: Precise torque values for all fasteners Technical Depth Depth: Comprehensive from basic maintenance to full engine/transmission rebuilds Diagnostic Level: Advanced, including sensor data and diagnostic trouble codes Illustrations Image Quality: High quality, step-by-step pictures included 📊 Manual Specifications File Format Format: PDF Print Quality Quality: High Quality Digital Document Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: V-Twin, Air-Cooled, Twin Cam 103B Displacement: 103 cubic inches (1690 cc) Bore X Stroke: 3.875 in. x 4.380 in. (98.4 mm x 111.3 mm) Compression Ratio: 9.6:1 Performance Torque: Approx. 99.5 ft-lbs @ 3,000 RPM (as per Harley-Davidson specifications for Twin Cam 103B) Fuel System Fuel Delivery: Electronic Sequential Port Fuel Injection (ESPFI) Fuel Type: Premium Unleaded Gasoline Lubrication Oil Type Specification: Harley-Davidson SYN3 Synthetic or equivalent SAE 20W50 motorcycle oil 🔧 Transmission Standard Transmission Type: 6-Speed Cruise Drive Features Clutch Type: Clutched, four-plate, wet Final Drive: Carbon Fiber Belt, 2.21:1 Ratio Fluid Specification Transmission Oil Type: Harley-Davidson Formula+ Transmission and Primary Chaincase Lubricant or equivalent 📐 Dimensions Exterior Length: 92.5 in. (2350 mm) Seat Height Laden: 26.1 in. (663 mm) Ground Clearance: 4.8 in. (122 mm) Weights Dry Weight: 663 lbs. (300.7 kg) Gross Vehicle Weight Rating Gvwr: 1160 lbs. (526 kg) Fuel Capacity: 5.0 gal. (18.9 L) 🛡️ Safety Features Ratings Crash Test Information: N/A (Motorcycle safety is assessed differently than automobiles; focus is on design and compliance with relevant safety standards for motorcycles.) Active Features Braking System Type: Hydraulic disc brakes, front and rear ABS Availability: Optional (ABS typically available on Harley-Davidson models of this era) Passive Features Lighting: Halogen headlamp, LED tail lamp, amber incandescent turn signals 💡 Technology Features Infotainment Audio System: Optional sound systems may be available; manual covers related wiring and components if present. Instrumentation: Analog speedometer, tachometer, digital odometer, gear indicator, fuel gauge, clock, diagnostic indicators. Driver Assistance ABS: Anti-lock Braking System (ABS) availability and maintenance covered if equipped. Connectivity Diagnostic Interface: Proprietary Harley-Davidson diagnostic connectors and procedures detailed. 🔧 Maintenance Service Intervals Initial Service: 1000 mile (1600 km) service Subsequent Service: Every 5000 miles (8000 km) or 6 months, whichever comes first Fluid Specifications Engine Oil Capacity: Approx. 4.0 US quarts (3.8 L) with filter change Primary Chaincase Oil Capacity: Approx. 2.8 US quarts (2.6 L) Transmission Oil Capacity: Approx. 1 US quart (0.95 L) Brake Fluid Type: DOT 4 (for hydraulic brake systems) Known Issues Common Wear Items: Clutch friction plates, brake pads, drive belt, wheel bearings Typical Diagnostics: Idle speed fluctuations, starting issues, lighting malfunctions, braking system anomalies. Filters Oil Filter Part Number Example: Harley-Davidson 63796-77A (Note: Specific filter may vary, manual will provide exact part numbers) Air Filter Replacement: Covered in detail, including cleaning and replacement procedures. 📚 Vehicle History Brand Heritage Heritage: Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer known for its cruiser motorcycles and distinctive V-twin engines. Model Evolution Softail Platform: The Softail chassis, introduced in 1984, features hidden rear suspension to mimic the...