🏷️ Basic Information Identification Make: Harley-Davidson Model: Touring Series (FLT Platform) Year: 2003 Generation Platform: FLT Codes Vin Designation: Generally '1HD' prefix for Harley-Davidson motorcycles. 👋 Introduction Market Position Target Audience: Harley-Davidson owners and independent repair shops specializing in touring motorcycles. Competitive Analysis Value Proposition: Provides detailed, model-specific repair and maintenance information for a significant range of 2003 Harley-Davidson touring models, including crucial electrical diagnostics, at a comprehensive page count. Key Features Manual Utility: Enables DIY maintenance, advanced troubleshooting, and complete rebuilds, saving owners significant costs on dealership services. 📋 Manual Details Coverage Areas Covered Models: FLTRI Road Glide, FLHTPI Electra Glide Police, FLHTI Electra Glide Standard, FLHTCUI Ultra Classic Electra Glide, FLHTCI Electra Glide Classic, FLHTC Electra Glide Classic, FLHT Electra Glide Standard, FLHRSEI Screamin Eagle Road King, FLHRI Road King, FLHRCI Road King Classic, FLHR Road King Page Count Total Pages: 1193 Manual Type Type: Service and Repair Manual (including Electrical Diagnostics) Language Primary Language: English Format Digital Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine (V-Twin Evolution/Twin Cam 88), Transmission (5-speed Cruise Drive), Clutch, Final Drive (Belt Drive) Chassis: Frame, Suspension (Front Forks, Rear Shocks), Steering, Wheels, Tires, Brakes (Front & Rear) Electrical: Ignition System, Charging System (Alternator, Regulator), Starting System, Lighting (Headlight, Taillight, Turn Signals), Instrumentation, Battery, Wiring Diagrams, Electronic Fuel Injection (EFI) System, ECU Bodywork: Fairings, Saddlebags, Fenders, Fuel Tank, Seat, Handlebars, Control Levers, Footboards/Pegs Fuel System: Fuel tank, fuel pump, fuel lines, fuel injectors, EFI control module (ECU), throttle body, sensors (MAP, IAT, TPS, O2). Exhaust System: Exhaust pipes, mufflers, catalytic converters (if applicable), oxygen sensors. Frame And Suspension: Frame inspection, front fork service (seals, oil, bushings), rear shock absorber replacement, swingarm and bearings. Procedures Included Maintenance: Oil Changes, Filter Replacements, Chain/Belt Adjustment, Tire Pressure Checks, Brake Fluid Flushes, Coolant Changes (if applicable), Spark Plug Replacement, Air Filter Service Diagnostics: Troubleshooting guides for common issues, diagnostic codes, electrical system testing, fuel system diagnostics, engine performance issues Repairs: Complete tear down and rebuild procedures for engine, transmission, suspension, brakes, electrical components, bodywork Specifications: Torque specifications for critical fasteners, fluid capacities, tire pressure recommendations, valve clearances, technical data for all major components Engine Rebuild: Piston and ring replacement, cylinder head removal/installation, valve inspection/adjustment, crankshaft and connecting rod checks. Transmission Overhaul: Gearbox disassembly, inspection, and reassembly, clutch component service. Electrical Troubleshooting: Wiring diagrams, component testing, fault code interpretation, starting/charging system diagnostics, ignition system analysis. Wheel And Tire Service: Tire replacement, wheel balancing, spoke adjustment (if applicable), axle and bearing maintenance. Technical Depth Level Of Detail: Comprehensive. Covers everything from basic maintenance to complete engine and transmission overhauls, including detailed electrical diagnostics. Illustrations: Includes pictures and part diagrams to aid in disassembly, assembly, and identification. Diagnostic Tools: May refer to specific Harley-Davidson diagnostic tools (e.g., Digital Technician) for advanced EFI diagnostics, but provides manual methods for component testing. 📊 Manual Specifications File Format Digital Format: PDF Print Quality Printable: Yes, no restrictions on printing. Binding Type Digital Features: Searchable text, clickable chapters. Paper Type Storage Options: Can be saved/burned to disc. ⚙️ Engine Specifications Primary Engine Engine Family: Harley-Davidson Twin Cam 88 (and Evolution Big Twin for some older platforms, though 2003 leans heavily into Twin Cam) Displacement: Typically 88 cubic inches (1450cc). Some Screamin' Eagle models might have higher displacement variants (e.g., 95ci, 103ci). Configuration: Air-cooled, 45-degree V-Twin Valvetrain: Overhead valve (OHV), 2 valves per cylinder Cooling System: Air-cooled. Some models may have oil coolers. Performance Horsepower: Varies by model, typically in the 60-70 HP range for standard Twin Cam 88. Torque: Varies by model, typically in the 70-80 lb-ft range for standard Twin Cam 88. Fuel System Induction: Electronic Fuel Injection (EFI) with sequential port injection (SPI) or throttle body injection (TBI), depending on specific model variant. Some earlier models or specific custom variants might still utilize carburetors (e.g., Keihin CV). Fuel Type: Unleaded Gasoline Fuel Management: ECU controlled, with sensors for MAP, IAT, TPS, O2 (on some models) Compression Ratio: Typically around 8.9:1 for standard Twin Cam 88 engines. 🔧 Transmission Standard Type: 5-speed Manual (Cruise Drive) Optional Variants: Not typically applicable for factory options in this year for touring models, but aftermarket kits exist. Features Drive System: Primary drive: Chain. Final drive: Belt drive (4th gear and 5th gear are overdrive). Fluid Specifications Transmission Oil: Harley-Davidson specified SYN3 (SAE 20W-50 Synthetic) or equivalent motorcycle-specific transmission oil. Check manual for exact capacity. 📐 Dimensions Exterior Wheelbase: Varies by model, typically around 63.5 - 64.5 inches (1613 - 1638 mm). Length: Varies by model, generally between 95 - 99 inches (2413 - 2515 mm). Width: Varies by model, but generally includes handlebars and fairings, typically around 38-40 inches (965-1016 mm) at widest point. Height: Varies by model, typically around 55-60 inches (1397-1524 mm). Weights Dry Weight: Varies by model, typically between 700 - 800...